Download CSCU(Certified Secure Computer User) V3 Course Overview Updated Exam Guide 2025/2026 and more Exams Information Technology in PDF only on Docsity!
Course Overview
Updated Exam Guide 2025/
Data - ansUnorganized facts that can be processed into meaningful information. Information - ansProcessed data conveying specific meaning, & of substantial value. Personal Data - ansMinor personal details that can lead to susceptibility to financial, emotional & physical damage. Organizational Data - ansInformation belonging to commercial entities. Commercial Data Breach - ansImpacts include financial value, market value, credibility, time loss, and costs. Natural Threats - ansNatural disasters / accidents that cannot be predicted or avoided. User Error - ansThe biggest threat to data, often due to ignorance or accidental lapses. Data Predators - ansIndividuals or entities that seek to exploit personal information of value in the digital age. Data Security - ansThe process of protecting information, & the infrastructure storing it, from unauthorized access / misuse. Malicious Programs - ansViruses, worms, & spyware that infect 90% of the devices that users connect to the Internet. Zombies - ansCompromised computers used to launch attacks. Physical Security - ansProtection against loss or theft of media such as laptops, data cards, and phones. Data Loss - ansPotential losses that can occur due to a data compromise. Backup - ansA solution for data loss that involves storing important items in a remote location. Corporate Espionage - ansData thefts that target weak links in cyber security chains. Social Engineering - ansA common method of attackers that involves befriending individuals to gain access to data. Awareness - ansRecommended practice to mitigate threats to data from oneself and others. CIA Triad - ansRefers to the principles of confidentiality, integrity, and availability in data security. Data Security Threats - ansIncludes natural threats, user error, and threats from others. Data Generation - ansThe process by which data is constantly created, including phone numbers, map locations, and transactions. Preparedness - ansThe act of preparing and preventing data loss through regular scheduling and backup. Legal Fees & Lawsuits - ansCosts associated with data breaches that can impact organizations. Remote Work Security - ansMeasures taken to secure data and communications while working remotely. Confidentiality of Data - ansConcept of being known / accessible to ONLY Authorized Users. Integrity - ansSecurity of Data. FUNCTION: ensuring info is accurate, complete, reliable, & is in its original form. Authenticity - ansThe truthfulness of the Origin of Data. FUNCTION: ensures claimed source of Data is actually original source and not tampered with since creation. Availability of Data - ansAuthorized user access at any point of time. FUNCTION: ensures once a user captures the Data, it must make it available when they request it.
Course Overview
Updated Exam Guide 2025/
Nonrepudiation - ansProcess ensuring the accuracy of the Sender & Receiver of a message. FUNCTION: ensures sender cannot deny having sent the message & the recipient cannot deny having received it. Financial Loss - ansSystems Unavailable - COSTLY (enterprise = Sensitive Data / Home = Bank/Credit card info). Depleted Resources - ansDrive space/memory/processor speed - PERFORMANCE latency. Identity Theft - ansProcess of stealing personal info w/ intent to use illegally. Identity Fraud - ansActual usage of stolen PII in illegal activities. Loss of Trust - ansBreach disguised as Trusted Entity - MALICIOUS SOFTWARE. Data Loss / Theft - ansPublic release - Organization / Individual damage (REPUTATION). Misuse of Computer Resources - ansHigher performance & Faster Internet = Reduced Security. Precaution - ansAction taken in advanced to protect the system against Threats / Dangers. Precautionary Measures - ansInstalling & maintaining Antivirus program, Firewall program, Strong Passwords, File/App DLs from ONLY Known & Trusted Sources, Virus Scans regularly, System Updates regularly. Maintenance - ansActions supporting precautionary measures & securing devices. FUNCTION: check the efficacy of the precautionary measures & Update when required. Sys. Maintenance Measures - ansBackup Copies, Malware mgmt., Updating of firewall & antivirus programs regularly, Sufficient Free Space & Memory, Regularly cleaned CPU Cabin, Clear Browsing Caches. Reaction - ansAnticipation & planning the measures helping to restore the services. Reaction Measures - ansTurning OFF: computer Power Supply, Disconnecting: computer from Network, Reinstalling: system Applications. Data - ansAny piece of information about an Object / Entity. Information - ansNothing but processed Data. Personal Information - ansUsed by attackers to cause financial, emotional, & physical damage to users. Commercial Data Breach - ansHas considerably stronger implications other than the obvious financial one. Computer Security - ansThe protection of computing systems & the Data stored / accessed. Elements of Security - ansConfidentiality, Integrity, Nonrepudiation, Authenticity, & Availability. Confidentiality - ansThe assurance that information is not disclosed to unauthorized individuals. Integrity - ansThe assurance that information is accurate and trustworthy. Nonrepudiation - ansThe assurance that someone cannot deny the validity of their signature on a document or a message. Authenticity - ansThe assurance that the information is genuine and from a legitimate source. Availability - ansThe assurance that information and resources are accessible when needed. Security Risks - ansArise from various attacks and accidents, causing physical damage to computer systems. Potential losses due to security attacks - ansFinancial losses, Unavailability of Resources, Identity Theft, Loss of Trust, Data Theft, & Misuse of Computer Resources.
Course Overview
Updated Exam Guide 2025/
Pop Ups - ans'Unwanted Pop Ups on System / Browser' = SIGN of Spyware infection. Unexpected System Crashes - ansRegular crashes / BSoD, 'The Worst' ERROR. Excessive & Suspicious Hard Drive Activity - ansActivity when NO computer use, no programs running/DL = Malware infection. Antivirus Disabling - ansMalware programs designed to DISABLE Any Antivirus. New Browser Home Page / Toolbar - ans'New homepage & Toolbar in browser' = SIGN of Malware infection. Peculiar Program Activity - ansPrograms opening & closing automatically / strange Pop up Windows during Bootup. Random Network Activity - ansRouter display; 'Blinking' High Net Activity w/o accessing high amounts of Data. Blacklisted IP address - ans'Email stating IP Addresses are Blacklisted' = Compromised System. Antivirus - ansSoftware application that detects & eradicates malware from a computer system. FUNCTION of Antivirus - ansEssential role in Multilayered Security Strategy preventing malware. Auto-Update features - ansDesigned to allowing DLs of New Malware (keeping up-to-date). Detection TECHNIQUES - ansScanning: '...all files in memory & on the Hard Disk for Code Snippets...' TYPES of Antivirus Scanning - ansOn Access - Files scanned when loaded onto Memory; On Demand - Scanned based on Manual User Request. Integrity Checking - ansProcess of comparing the current State of stored Programs to a previously recorded state that is known to be free of Malware. Integrity checking software - ansSoftware that verifies whether a virus has damaged any file. Quarantine - ansAV Software Feature; isolates Files suspected of being infected w/ Malware. Function of Quarantine - ansPrevent isolated Files from further corrupting other Files in system. Infected Files Actions - ans(3) ACTIONS: Clean, Quarantine, or Delete. Rule of Thumb - ansSafest first, proceeding to less-safe progressively. Clean - ansAlways start here. Delete - ansONLY IF recommended by antivirus scanner. Malware types - ansWorm / Trojan: MUST BE quarantined / deleted. Choosing Antivirus Software - ansNumerous Factors MUST BE CONSIDERED: User data, Digital identity, & Financial transactions...AT STAKE! Compatibility - ansMUST BE Compatible w/ other system Programs for antivirus to be effective. Usability - ansEase of Use of antivirus software - Important deciding factor. Comprehensive Protection - ansMUST deliver round-the-clock protection for ALL Computer Domains, Types of Files, & Network elements. Quality of Protection - ansAntivirus solutions NEED to function in a Volatile Environment...regularly changing. QoP Factors - ansEffectiveness of Malware detection processes, Frequency & regularity of Updates, Ability to remove infections, Efficiency in delivering protection.
Course Overview
Updated Exam Guide 2025/
Limitations of Antivirus Software - ansThe limitations of Antivirus software MUST be known before selecting one. Limited detection techniques - ansWhile there are many techniques, software applications won't employ ALL. False alarms - ansGood antivirus software uses a combination of all techniques & supplements with verifiers. Verifiers - ansIn-depth analysis of any detected malicious code to ascertain IF...malware. Does not offer full protection - ansMS Security recommendation: Internet Firewall (along with robust antivirus software). Slows down PC / Network - ansInstalling & running Antivirus Software use a lot of RAM. Conflicts - ansTYPES: Compatibility w/ other programs on System. Install Antivirus Software - ansProvides robust protection against Viruses, Trojans, Worms, Spyware, Spam, Hackers, or other forms of threats. Function of Antivirus Software - ans2-way Firewall; monitoring incoming & outgoing Traffic & blocking suspicious Data Transfer. Windows Defender Antivirus - ansWin10 inbuilt antivirus; designed to provide Real-Time protection against Viruses, Malware, & Spyware. EICAR Test - ansEICAR File - 'harmless' Virus Test File; recognized by ALL Antivirus Software. EICAR.COM - ansTest used to ascertain whether an antivirus software is working. Malware - ansMalicious software / code that damages / disables, takes control of, or steals info from a computer system. Antivirus - ansSoftware application that detects & eradicates Malware from a computer sys. Scan & Integrity Checking - ansComputer Security Techniques in Antivirus software. Quarantine - ansFunction of Antivirus software, designed to isolate Files suspected of being infected w/ Malware. Limitations of Antivirus Software - ansLimited Detection techniques, DOES NOT FULLY Protect, Slows down PC / Network, Possible conflicts w/ other Programs. Basis for choosing the BEST Antivirus - ansReliability, Usability, Comprehensive protections, & quality of protection. Pretty Good Practice (PGP) - ansPopular software; designed to encrypt & decrypt emails sent over the Internet. Web Browser - ansInternet software program; designed to allow users to find, access, & display web pages. HTTP - ansSet of rules for transferring files on the Internet. Common Browsers - ansMS Edge, Mozilla Firefox, Google Chrome, & Apple's Safari. Encryption - ansTechniques used to secure information by converting it into a code. Privacy & Confidentiality - ansProtection of personal information from being read / intercepted / stolen. Identity Theft - ansProminent threat in age of technology; buy/sell/exchange of info online. Data Theft - ansSensitive / personal info stolen via the Internet, resold / circulated for unlawful purposes.
Course Overview
Updated Exam Guide 2025/
Encryption - ansProcess of converting information into code to prevent unauthorized access, often using Secure Socket Layer (SSL). Lock Icon - ansSymbol displayed in the address bar indicating that a website is secure. Instant Messaging (IM) - ansMethod of communication where messages are exchanged in real-time through a software application. Chat Room - ansVirtual space where users can communicate with friends in real-time. IM Networks - ansSystems that connect clients to servers operated by IM network vendors like Skype, WhatsApp, and Signal. Privacy Issues - ansConcerns related to eavesdropping, loss and leakage of personally identifiable information (PII), and IP address exposure. Malware in Transferred Files - ansRisk of viruses or trojans being included in files sent through instant messaging. Digital Natives - ansChildren growing up with the Internet, facing risks from content that may affect their mental health and wellbeing. RISKY CONTENT - ansContent that poses a risk to mental health, including pornography and age-inappropriate material. Cyber-bullying - ansElectronic communication bullying; ...ranging from sending threatening / taunting messages via email / text / IM ( Website / Social media page targeting a victim ). Symptoms (victim) - ansINCREASED sadness & loneliness, CHANGED sleeping & eating patterns, LOSS of interest in activities, MORE health complaints, LESS inclination to go to school. Stealth sites - ansWebsites using misleading URLs to increase Traffic. Misdirected searches - ansEx. "Pornography sites, to increase their site traffic, may use terms like school, sports, or movies;" Grooming - ans[ Major Risk ] Act of befriending & establishing an emotional connection... Internet Security - ansInvolves Protecting User Data from Unauthorized access. Web Browser - ansSoftware program on Internet & allowing Users to find, access, & display Web pages. Updated antivirus software - ansScan File DLs to detect presence of Malware. IM - ansMethod of communication in which messages are exchanged through a software app in real time. IM Security Issues - ansPrivacy issues, identity issues, malware in transferred files, & IM software vulnerabilities. Malware - ansGeneric Term for Malicious Software (adware - viruses). Viruses - ansSelf-replicating installation w/o user consent. Trojans - ansInstallation appearing as legitimate software. Ransomware - ansHolds user/company info ransom. Adware - ansDownloads unwanted ads. Spyware - ansSurreptitiously eavesdrops on Users. Social Network - ansWeb-based Services; designed to allow Users to Set Up an Online Profile & add Links to other Profiles. Social Networking - ansProcess of networking through such web-based services. Profile - ansCollection of information that defines/describes a User's Interests.
Course Overview
Updated Exam Guide 2025/
Disadvantages of Social Networking - ansCenter for Identity Theft, Pedophilia, Privacy concerns, etc. Advantages of Social Networking - ansForging "New" / Strengthening "Old" relationships. FUNCTION - ansIntroduces & describes the User.
- ansAids in recognizing friends/acquaintances. Ex. PII - ansDOB, Education, Spouse, Family, Photos, Career, etc. Various Attacks / Tricks / Analytical Tools - ansMalicious Gathering Info to EXPLOIT. Fake Profiles - ansDesigned to expose additional critical information of users. Sponsors - ans(ISP) of Social Network sites. Social Networking SECURITY THREATS - ansMore than their Basic Functionality of Networking. Ex. Launch, Advertise, & Commercialize products - ansLuring Users. (-) - ansHub for Online Crimes, Extremism, & Terrorism. Ex. Identity Theft - ansSexual traps, illegal activity, etc. Social Networking sites; RISKS ASSOCIATED - ansPhishing: Computer-based social engineering attack tricking users into revealing personal and/or financial information. Identity Theft - ansProcess of stealing someone's personal information w/ intentions of using it for illegal activities. Identity Fraud - ansActual usage of stolen personal information. AVOIDING - ansUse Difficult Passwords; certain numbers & symbols. Caution - ansClicking Links in messages & downloaded apps. Set Profile to private - ansLimit access to ONLY people they trust. Not post sensitive info - ansValuable to identity thieves. Malware - ansMalicious software created to install and compromise vic's computer security. DO NOT click on Suspicious Links - ansAvoiding malware. DO NOT post anything personal - ansOn Social networking sites. MAKE Profile private - ansPrivacy settings. KEEP Updated - ansWith latest antivirus & patches. Site Flaws - ansVulnerabilities & bugs allow access to PII, even w/ Strict Privacy settings. URL Spoofing - ansHacking technique employing the process of creating a fake URL mimicking a legitimate one. Clickjacking - ansUser Interface Redress attack / UI Redress - Process of creating malicious cover over a genuine Link that is transparent to the User. FUNCTION - ansTrick users into clicking malicious Link, which triggers the download of malicious content allowing the attacker to take complete control of the computer. TYPES of Techniques - ansCursorjacking & Likejacking. Likejacking - ansHacking technique; user clicks on the video, instead on playing the video, the Link triggers the FACEBOOK "Like" button of the content. Social Engineering - ansArt of convincing people to reveal confidential information about Themselves / Friends / Relatives / Colleagues. MOST COMMON Technique - ansGathering Information (victims social circle). FUNCTION - ansGaining trust, Manipulating exposure of info w/o Technical means. METHODS - ansDirect Approach: Victim's direct participation in attack. Ex. Phishing email / call - ansExample of Direct Approach.
Course Overview
Updated Exam Guide 2025/
Trusted Contacts Feature - ansList of Friends helping Users login into their Facebook Account when locked out. Where You're Logged In Feature - ansOption allowing User to end all previous activities not logged out. Deactivate Your Account Feature - ansFeature allowing Users to disable Profile and remove Name & Photo shared on Facebook. Privacy Settings on Facebook - ansWho can see your future posts, Review All Your Posts & Things You're Tagged in. Block Settings on Facebook - ansRestricted List, Block Users, Block App & Event Invites, Block Apps & Block Pages. Notification Settings on Facebook - ansSettings related to how users receive notifications. Follower Settings on Facebook - ansSettings related to who can follow the user. App Settings on Facebook - ansApps, Websites, & Plugins. Ads Settings on Facebook - ansSettings related to advertisements shown to the user. Security Tips for Facebook - ansMUST FOLLOWS to stay safe on FACEBOOK: Protect Identity; adjust FACEBOOK Privacy Settings. Considerations for Facebook - ansWho is allowed to become a Friend? Friend - ansLimited Friends - ONLY Access to User Profile. Social Networking Site - ansTWITTER Acct. Settings - ansStaying Safe on TWITTER Security Settings - ansStaying Safe on TWITTER Security Section - ansSecurity & Privacy settings Login Verification - ansA security measure for account access. Password Reset - ansA process to recover or change your password. Privacy Settings - ansStaying Safe on TWITTER Photo Tagging - ansA feature allowing users to tag others in photos. TWEET Privacy - ansSettings related to the visibility of tweets. TWEET Location - ansGeographical information attached to a tweet. Discoverability - ansThe ability for others to find your account. Direct Messages - ansPrivate messages sent between users on TWITTER. Password Settings - ansStaying Safe on TWITTER Email Notifications - ansAlerts sent to your email regarding account activity. Apps Settings - ansStaying Safe on TWITTER Blocking User Accounts - ansPreventing specific users from interacting with you. Social Networking - ansWeb-based Services; designed to allow Users to Set Up an Online Profile & add Links to other Profiles. Risks assoc. w/ Social Networking sites - ansPhishing, Identity Theft, Malware, Site flaws, URL Spoofing, Clickjacking, & Social engineering. Social Engineering attacks - ansGathering Important PII for Social Networking sites. Email - ansElectronic Mail; designed to communicate electronically by sending messages from one computer to another via the Internet. Email Clients - ansSoftware applications used to access and manage a user's email. Email Security - ansMeasures taken to protect email accounts and communications.
Course Overview
Updated Exam Guide 2025/
Malicious Email Attachment - ansMalicious Executable; any piece of email attachment w/ purpose to harm / compromise. Malicious User Redirection - ansEmail Links designed to redirect users to sites hosting Malware. HTTP Cookie - ansset of info stored in Name-Value Pairs by web browser. Malware Warning Screen / Pop-up - ansA warning displayed by a website indicating potential malware. Invisible Blank Page - ansA requested site that displays a blank page. Website Redirected to another Domain - ansA website that sends users to a different domain. Website inaccessible from Google Search - ansA website that cannot be found through Google Search. Website Redirects back to Google - ansA website that sends users back to Google after attempting to access it. Caution clicking Links - ansBe careful when clicking any links received via email. Full System Scan - ansA comprehensive scan of the system for malware. Unknown Senders - ansEmails from senders that are not recognized. Malicious Emails - ansEmails that contain harmful attachments or links. Phishing - ansComputer-based social engineering attack designed to reveal personal/financial information. Hyperlinks - ansLinks in emails that may lead to malicious sites. Hoax - ansSpoofed Email; forgery/fake sent with intent to compromise target security. Nigerian Scam - ansA scam that impersonates Nigeria or other African countries, requesting help obtaining funds. SPAM - ansJunk Mail; unsolicited/unwanted commercial advertisements distributed online. SPAMfighter - ansAnti-spamming tool designed to prevent unwanted Spam advertisements and provides PC optimization. Email Security Procedures - ansMeasures securing users against email-related threats. Strong Passwords - ansCreating and using complex passwords for security. Email Filtering - ansFeature designed to allow select messages for disposal or specific Email box. Scan Email Attachments for Malware - ansCheck email attachments for harmful software. Encryption - ansProcess of converting information into unreadable coded content, preventing unauthorized access. Digital Signatures - ansMethod of ensuring the authenticity of emails. Keep Me Signed In - ansFunction that should be disabled for security purposes. Recovery Email Address - ansEmail address provided for recovery purposes. HTTPS Enabled Email Service Provider - ansEmail service that uses HTTPS for secure communication. Symmetric Encryption - ansPrivate Key / Secret Key / Shared Key Encryption; designed to use a Single Key for encryption & decryption messages. Asymmetric Encryption - ansPublic-key Cryptography; designed to use Two Keys; Public key & Private key. Public Key - ansFor Encryption. Private Key - ansFor Decryption.
Course Overview
Updated Exam Guide 2025/
Theft & Loss - ansData Loss; stored information theft leading to breaches of multiple accounts. Unmanaged Applications - ansRegular Updates UNMET; vulnerabilities lead to open doors compromising phone security. Mobile Malware - ansMalicious software; specifically built to target Mobile Devices & Smartphones systems. Mobile Malware Function - ansFUNCTION: EXPLOITING vulnerabilities in mobile OSs. Root Malware - ansAttack obtaining Admin. Privileges & File Access Permissions. Insecure Data Storage - ansSensitive Info stored INSECURELY (MUST NOT Assume Safety). Insufficient Transport Layer Protection - ansData Exchange between Device & Internet Servers, (-) NOT Encrypted "appropriately". Poor Authorization & Authentication - ansProtection of Data transferred by devices, users, & systems. Broken Cryptography - ansEncryption systems; MUST employ secure encryption NOT YET solved/broken. Bluetooth - ansWireless Local Area Network (LAN) software; designed to connect phones, laptops, & printers. Bluesnarfing - ansUnauthorized attack on open & insecure Bluetooth connections to STEAL DATA. Man-in-the-middle attack - ansUnauthorized Bluetooth connection to Authorized Bluetooth communication between (2) Devices. Backdoor Hacking - ansNO LONGER Trusted device gains access to obtain present Data. Updating Mobile Operating Systems - ansFUNCTION: "...helps users plug vulnerabilities existing in the previous versions of the system." Bricking the Phone - ansROM is destroyed & the phone never turns on again. Android Update Steps - ansPlug into Power Source. Settings app - System tab - About Phone: System Updates. iOS Update Steps - ansPlug into Power Source. Settings app - General tab - Software Update. Updating Applications in Android Devices - ansEnable mobile data / wi-fi Google Play Store app - Menu icon - My Apps: Update All (/individually). Mobile Malware - ansNext Frontier for cybercriminals. Gunpowder Malware - ansCollected sensitive details of users by parading itself as a Nintendo Emulator. Antivirus apps for Android - ansExamples include 360 Security, Avira Mobile Security, Avast! Mobile Security, & ESET Mobile Security & Antivirus. Antivirus apps for iOS - ansExamples include Lookout Mobile Endpoint Security, McAfee Security, VirusBarrier, & Avira Mobile Security. Bluetooth Connectivity Precautions - ansSecure Bluetooth Pairing; Security PIN ONLY. Cabir Virus - ansONLY infected systems whose user accepted & chose to install the attached file. Wi-Fi Connectivity Issues - ansPiggybacking - UnauthZ internet access w/ another user's Broadband connection.
Course Overview
Updated Exam Guide 2025/
WEP - ansBasic Encryption; LEAST SECURE, easily cracked but compatible w/ a wide range of devices including older hardware. WPA2 - ansMOST SECURE but ONLY compatible w/ hardware manufactured since 2006. Android encryption feature - ansRequires a passcode entered into the phone every time it is switched on & unlocked. iOS encryption feature - ansEnabling a passcode automatically encrypts data on the phone. Mobile Devices Theft - ansEvolution of mobile devices into mobile wallets leading to an alarming rise of virtual pickpockets. Data Backup - ansMUST Backup Data; computer, USB drive, or Cloud service. SIM PIN Protection - ansA method to secure iPhone & iPad devices. General Approaches to SECURITY - ansSecuring iPhone-Enabling SIM PIN PROTECTION. Damage Control Steps - ansContact Service Provider to block SIM Card, preventing fraudulent use. Find my Phone software - ansUsed to track the phone if installed. Security Precautions - ansBe Aware of Surroundings - DO NOT Create opportunity for thieves. Insurance for Devices - ansInsurance through wireless provider / third-party entities for replacement device. Device Pairing Precautions - ansDevice Pairing in Private Location; reduced chance of PIN Cracking. Vendor Website Check - ansCheck regularly for device Updates / Security Patches. Encrypt wireless connection - ansChoose the highest level of protection that all computers in a network can handle. Manufacturer's Instructions - ansCheck (WAP) Default Username, Password, & Net name. Admin Page Settings - ansSave Settings (@bottom) after changing WAPs Password and Wireless tab Net name. SIM PIN - ansAdded layer of Protection; "...four-digit PIN provides security to the SIM Card even if it is stolen, & prevents its misuse." Touch ID - ansAllows users to "...also use their Fingerprints instead of a Passcode. Auto-Lock feature - ans"...helps in saving Battery Life & increasing Device Security. Data Backup - ansHelps restore Data; "...contains Files that are present on the phone." Lost Mode - ans"...remotely lock...device with a four-digit passcode." Android - ansMobile phone OS; "...open-source nature & ease of use." Security - ansGeneral Approaches to SECURITY. Screen Lock - ansLock pattern / 4-digit PIN / Password. SIM Lock - ansAdded layer of Protection; "...four-digit PIN provides security to the SIM Card even if it is stolen." Data Backup (Android) - ansRecovery of stolen device / wiped Data. Encryption - ans"...extremely difficult for hackers to steal data, even when a phone is stolen physically." Android Device Manager - ansFind Lost Phones; "...ONLY works IF the device is signed into a Google Acct., & Location access for the device is turned ON."
Course Overview
Updated Exam Guide 2025/
IMPACTS of Mobile Malware - ansSteal confidential data, Rack up Long-distance charges, & collect User data. Mobile Device Security Risks - ansEavesdropping, Unmanaged apps, Theft & loss, Unauthorized access, & Mobile devices NOT limiting Internet connections. Mobile App Vulnerabilities - ansInsecure Data Storage, broken Cryptography, insufficient Transport Layer protection, & poor Authorization & Authentication. Bluetooth Device Threats - ansBluesnarfing, MITM, & Backdoor hacking. Regularly UPDATING Mobile operating systems - ansHelps users plug existing vulnerabilities in their Mobile OS. Encrypting smartphones - ansIncreased Security. Android Encryption - ansRequires a passcode entered into the phone every time it is switched on & unlocked. iOS Encryption - ansEnabling a passcode automatically encrypts data on the phone. Phone Theft Prevention Steps - ansBe aware, Encrypt phone, Backup data, & Insure phone. Smartphone Theft Steps - ansContact service provider, File a report w/ Police, & Track phone (Find my Phone app). SIM PIN - ansAdded layer of protection, a 4-digit PIN provides security to the SIM Card even IF it is stolen & prevents its misuse. Passcodes - ansProtect User Data; device ONLY unlocked IF correct Password is entered. Auto-Lock - ansHelps in saving Battery Life & increasing device security. Phone stolen / Data wiped - ansAvailability of a Data Backup can help restore the data; contains files that are present on the phone. Mobile Security Tools - ansLookout Mobile Endpoint Security & Norton Mobile Security. Cloud Architecture Types - ansPrivate Cloud, Public Cloud, Community Cloud, Hybrid Cloud. Cloud Computing Types - ans(IaaS) Infrastructure as a Service, (PaaS) Platform as a Service, (SaaS) Software as a Service. Cloud Computing Advantages - ansFlexibility, Cost Effectiveness, Portability. Data Breach - ansUnauthorized access and retrieval of sensitive information. Data Loss - ansPermanent loss of data due to various reasons such as accidental deletion or corruption. Account Hacking - ansUnauthorized access to a user's account, often for malicious purposes. Disgruntled Insider - ansAn employee or contractor who may misuse their access to harm the organization. Technology Loopholes - ansVulnerabilities in technology that can be exploited by attackers. Shared Space - ansCommon storage areas in cloud environments that may expose data to unauthorized users. Back up data - ansCreating copies of data to prevent loss in case of failure. Update Backups regularly - ansEnsuring that backup copies are current and reflect the latest data. Create Strong Passwords - ansUsing complex and unique passwords to enhance security. Choose Two-Step Authentication - ansImplementing an additional verification step beyond just a password. Encrypt - ansConverting data into a coded format to prevent unauthorized access.
Course Overview
Updated Exam Guide 2025/
Have a disciplined online behavior - ansPracticing safe and responsible use of online resources. Avoid keeping sensitive information on cloud - ansNot storing critical data in cloud environments to reduce risk. Data Ownership - ansThe legal rights to control and manage data once uploaded to the cloud. Data Location - ansThe geographical location where data is stored, which may affect privacy laws. Data Migration - ansThe process of moving data from one storage location to another. Data Permanency - ansThe state of data being retained indefinitely, even after deletion. Cloud Privacy Issues - ansConcerns regarding the protection of user data in cloud environments. SECURING DATA - ansImplementing measures such as backups, strong passwords, and encryption. Types of Networks - ansCategories of networks including LAN, WAN, and VPN. Home Network - ansA network setup for personal devices within a household. Internet Connectivity - ansThe ability to connect multiple devices to the internet simultaneously. File & Folder access - ansThe ability to share and access files across devices on a network. Centralized management of Network Security settings - ansControlling security settings for all devices connected to a network from a single point. Home Network - ansGroup of computers & other devices connected with each other to exchange data. LAN - ansIndividual network that covers a single geographical area, providing networking services to people within close proximity to each other, such as in an office or school. WAN - ansNetwork that exists over a large-scale geographical area and connects various smaller networks, including LANs. VPN - ansPrivate network that is created between two computers/devices. Ethernet - ansMethod of Internet Connection where users plug in a cable into their computers to connect to the Internet. Home Networking - ansProcess of interconnecting all devices in a home together and with the Internet; these devices include computers, laptops, mobile phones, and tablets. Wireless Networks - ansComputer networks that are not connected by cables of any type. WLAN - ansWireless Local Area Network. WMAN - ansWireless Metropolitan Area Network. WWAN - ansWireless Wide Area Network. WPAN - ansWireless Personal Area Network. WEP - ansWired Equivalent Privacy; basic encryption that is the least secure and easily cracked. WPA - ansWi-Fi Protected Access. WPA2 - ansWi-Fi Protected Access Version 2; the most secure encryption method but only compatible with hardware manufactured since 2006. Encryption - ansMethod to secure data by converting it into a code to prevent unauthorized access.
Course Overview
Updated Exam Guide 2025/
Files to Backup - ansPrioritize data and ensure it is up-to-date; incomplete or obsolete data is no good. Backup Frequency - ansRegularly scheduled updates of backups; recommended once a week or once in 10 days. Full System Backup - ansBackup of all the files and their respective folders, which is a complete copy of all data. Incremental Backup - ansAfter a full backup, only files that have changed or been created since the last backup are included. Restoring Incremental Backup - ansRequires the first full backup and all previous incremental backups restored sequentially to get to the last backed up state. Differential Backup - ansIncludes changed files since the last full backup. Online Data Backup - ansData backup on remote data storage devices through the Internet. Download & Install Backup - ansOnline backup service provider software interface that connects the user system to a remote server. Web Based Backup - ansOnline data backup service allowing access to stored data from any system using an Internet connection. Advantages of Online Data Backup - ansRemote storage provides a copy in a secondary location in case of accidents or natural disasters. Backup Hardware - ansCost-effective hardware that is purchased and maintained by the Cloud service. Data Backup Types - ansIncludes Full System Backup, Incremental Backup, Differential Backup, and Online Data Backup. Regular Training - ansCaution and regular training on data handling procedures to prevent human error. Caution with Downloads - ansBest practice to exercise caution when downloading and clicking links online. Data Recovery - ansFast & Portable. Backup Reports - ansRegularly from Service Provider. Online Backup Service Providers - ansA number offer Free Storage up to a limit, beyond which services are chargeable. Google Drive - ansCloud service provided by Google that offers 15GB free storage space. Dropbox - ansDownloadable virtual drive app that provides 2 GB Free storage space. Microsoft OneDrive - ansOffline virtual drive (Win/Mac OS X) that offers 15 GB Free Storage. Apple iCloud - ansFree cloud storage service. Mega - ansFree cloud storage service. Box - ansFree cloud storage service. Knowhow Cloud - ansFree cloud storage service. SOS Online Backup - ansPaid pro backup service. Carbonite - ansPaid pro backup service. Backblaze - ansPaid pro backup service. Full Backup - ansSystem Image Backup process to create a complete backup of the system. Incremental Backup - ansFile History Backup process that saves changes since the last backup.
Course Overview
Updated Exam Guide 2025/
Time Machine - ansApple's backup utility that automatically saves up-to-date copies of Mac data. Data Breach - ansPrimary way of Data Loss from used & discarded Computers & Phones. Data Deleting - ansNot the same as destruction; only the Master Index gets formatted. Permanent Destruction - ansOverwriting all hard drive segments with gibberish until original data is no more. Data Encryption - ansRenders Hard Drive unusable before destroying & discarding. Wiping Hard Drives - ansUsing tools to overwrite files with gibberish during many passes. Physical Destruction - ansMost effective way to destroy hard drives. Eraser - ansFree secure file deletion tool that allows for secure removal of data from drives. US DoD 5220.22-M - ansAn industry standard deletion process that overwrites data 7 times. Gutmann method - ansAn industry standard deletion process that overwrites data 35 times. Backup - ansProcess of creating duplicate copies of important data and storing it on media storage devices. Data Loss Reasons - ansHuman error, Software failures, Computer viruses, Hardware malfunctions, Hardware thefts, & Natural disasters. Backup Types - ansFull / Incremental / Differential / Online (in Nature). Windows 10 Backup Types - ansFull & Incremental. Mac OS X Backup Types - ansFull & Incremental (in-one). Hard Drive Disposal - ansDiscarding Hard Drive MUST Permanently Destroy, not just DELETE. IoT Devices - ansDevices connected to the Internet to gather and share data. Security Risks in Smart Devices - ansRisks associated with Smart Watch / TV / Bulb / Lock. Inadequate Evaluation of IoT Consumer Safety - ansA risk associated with Smart Watches. Bluetooth Interception - ansA security risk associated with Smart Locks. Outdated Firmware - ansA security risk associated with Smart Bulbs. Two-Factor Authentication - ansA security measure to prevent unauthorized pairing of Smart Watches. Smart Home Systems - ansExamples include Amazon Alexa, Google Assistant, Wink Hub, Samsung SmartThings Hub. Securing Alexa Devices - ansErase Alexa Voice Recordings Every Day. IoT Children's Toys - ansIncludes Learning Development Toys, Toys to Life, Robotics / Remotely Controllable Toys, Wearables. Security Risks of IoT Children's Toys - ansRisks associated with the use of IoT toys. Gaming Consoles - ansSpecialized computers for video games connected to a display and controlled using game controllers. Spoofed Websites - ansA security risk associated with Gaming Consoles. DDoS Attacks - ansA security risk associated with Gaming Consoles. IoT Risk Countermeasures - ansDevice Identification, Access Control, Security Monitoring, & Analysis. Secure Internet Connection - ansA countermeasure for risks associated with Gaming Consoles. Robust Strong Passwords - ansProvides security from Phishing & Malware attacks. Remote Work - ansWork conducted outside of a traditional office environment.
