NETWORK SECURITY INTRUSION
DETECTION SYSTEMS REVIEW SHEET 2026
◉ Adware
Answer: Produces pop-up messages in Internet Explorer, the
Windows messenger service, or other applications
◉ Algorithms
Answer: A rule or mechanism used to encrypt data
◉ Anti-Malware Programs
Answer: Help to prevent malicious code from executing on the
system
◉ Asymmetric Key Encryption
Answer: Uses a pair of keys, one public and the other private
◉ Attacker
Answer: A person with malicious intent
◉ Auditing (Accounting)
,Answer: A stage involving the tracking of user activities and actions
that can include the length of connection time, access types, data
transfer, etc.
◉ Authentication
Answer: The process of validating the identity of an individual to the
system
◉ Authorization
Answer: The process of determining the level of access that is going
to be granted to a user based on their identity
◉ Backdoor Attack
Answer: An attacker creates an alternative way into the system via
remote access
◉ Block Cipher
Answer: Encrypts data one block at a time often in 64-bit chunks,
which is more secure but generally slower
◉ Bluejacking
Answer: A way of spamming a device with messages using a
Bluetooth connection
, ◉ Bluesnarfing
Answer: Occurs when an attacker gains unauthorized access to data
contained on the mobile device via a Bluetooth connection
◉ Botnets
Answer: Systems that are functioning as drones or zombies due to
the fact that a Trojan horse has placed undesirable software to allow
them to be remotely controlled
◉ Brute-Force Attacks
Answer: Go one character at a time and can utilize special characters
in alphanumeric passwords, making them the most difficult to
defend against
◉ Buffer Overflows
Answer: Used by attackers to fill up and exceed the extent of a
memory buffer, allowing code to be executed against the destination
system which can cause an application to crash, the system to
reboot, or any number of other problems
◉ Business Continuity Plan
Answer: Ensures the ongoing availability of the infrastructure and
the services that it provides
DETECTION SYSTEMS REVIEW SHEET 2026
◉ Adware
Answer: Produces pop-up messages in Internet Explorer, the
Windows messenger service, or other applications
◉ Algorithms
Answer: A rule or mechanism used to encrypt data
◉ Anti-Malware Programs
Answer: Help to prevent malicious code from executing on the
system
◉ Asymmetric Key Encryption
Answer: Uses a pair of keys, one public and the other private
◉ Attacker
Answer: A person with malicious intent
◉ Auditing (Accounting)
,Answer: A stage involving the tracking of user activities and actions
that can include the length of connection time, access types, data
transfer, etc.
◉ Authentication
Answer: The process of validating the identity of an individual to the
system
◉ Authorization
Answer: The process of determining the level of access that is going
to be granted to a user based on their identity
◉ Backdoor Attack
Answer: An attacker creates an alternative way into the system via
remote access
◉ Block Cipher
Answer: Encrypts data one block at a time often in 64-bit chunks,
which is more secure but generally slower
◉ Bluejacking
Answer: A way of spamming a device with messages using a
Bluetooth connection
, ◉ Bluesnarfing
Answer: Occurs when an attacker gains unauthorized access to data
contained on the mobile device via a Bluetooth connection
◉ Botnets
Answer: Systems that are functioning as drones or zombies due to
the fact that a Trojan horse has placed undesirable software to allow
them to be remotely controlled
◉ Brute-Force Attacks
Answer: Go one character at a time and can utilize special characters
in alphanumeric passwords, making them the most difficult to
defend against
◉ Buffer Overflows
Answer: Used by attackers to fill up and exceed the extent of a
memory buffer, allowing code to be executed against the destination
system which can cause an application to crash, the system to
reboot, or any number of other problems
◉ Business Continuity Plan
Answer: Ensures the ongoing availability of the infrastructure and
the services that it provides
