Data Security in Cyber Security: Key Concepts
and Practices Exam questions and answers
Data Security
Protection of digital information from unauthorized access.
Digital Forensics
Investigation of digital devices for evidence of cybercrime.
Ethical Hacking
Authorized testing of systems for vulnerabilities.
Personal Data
Information that can identify an individual.
Data Breach
Unauthorized access to confidential data.
Risk Management
Process of identifying and reduce risks.
Metadata
Data providing information about other data.
Geotagging
Adding geographical identification to media.
Encryption
Encoding information to prevent unauthorized access.
Caesar Cipher
Simple substitution cipher shifting letters.
Brute Force Attack
Trial-and-error method to crack passwords.
Symmetric Encryption
Same key used for encryption and decryption.
Asymmetric Encryption
, Different keys for encryption and decryption.
HTTP vs HTTPS
HTTPS includes secure (S) encryption for data transfer.
Cyber Hygiene
Practices ensuring safe online behavior.
Physical Security
Protection of physical assets from threats.
Perimeter Security
Defense measures at the boundary of a network.
Internal Network Security
Protection of data within an organization's network.
Firewall
Network security devices controlling incoming/outgoing traffic.
Biometric Security
Authentication using unique biological traits.
Patching Software
Updating software to fix vulnerabilities.
Cyber Resilience
Ability to prepare for and recover from cyber incidents.
Freedom of Information Act
Legislation granting public access to information.
Data
Raw facts and figures without context.
Digital Footprint
All data generated by an individual online.
Volunteered Data
Data you share on social media.
Observed Data
Data collected by devices without user awareness.
and Practices Exam questions and answers
Data Security
Protection of digital information from unauthorized access.
Digital Forensics
Investigation of digital devices for evidence of cybercrime.
Ethical Hacking
Authorized testing of systems for vulnerabilities.
Personal Data
Information that can identify an individual.
Data Breach
Unauthorized access to confidential data.
Risk Management
Process of identifying and reduce risks.
Metadata
Data providing information about other data.
Geotagging
Adding geographical identification to media.
Encryption
Encoding information to prevent unauthorized access.
Caesar Cipher
Simple substitution cipher shifting letters.
Brute Force Attack
Trial-and-error method to crack passwords.
Symmetric Encryption
Same key used for encryption and decryption.
Asymmetric Encryption
, Different keys for encryption and decryption.
HTTP vs HTTPS
HTTPS includes secure (S) encryption for data transfer.
Cyber Hygiene
Practices ensuring safe online behavior.
Physical Security
Protection of physical assets from threats.
Perimeter Security
Defense measures at the boundary of a network.
Internal Network Security
Protection of data within an organization's network.
Firewall
Network security devices controlling incoming/outgoing traffic.
Biometric Security
Authentication using unique biological traits.
Patching Software
Updating software to fix vulnerabilities.
Cyber Resilience
Ability to prepare for and recover from cyber incidents.
Freedom of Information Act
Legislation granting public access to information.
Data
Raw facts and figures without context.
Digital Footprint
All data generated by an individual online.
Volunteered Data
Data you share on social media.
Observed Data
Data collected by devices without user awareness.
