VCE Cyber Security Definitions Worksheet: Worms to Operating system updates (Modules 31–40)
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Date:
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Key terms
Write what each term means, in your own words.
1
Worm
2
Ransomware
3
Denial of service attack
4
Improper credential management
5
Outdated software
6
Weak password
7
Multi-factor authentication
8
Applying firmware
9
Backup strategy
10
Operating system update
Answer Key
VCE Cyber Security · Modules 31–40 · Student wording will vary for definitions
1Worm — Malware that spreads by replicating itself across a network without needing a host file or user action
2Ransomware — Malware that encrypts or locks a victim's files and demands payment to restore access
3Denial of service attack — An attack that floods a target with traffic, overwhelming its resources and blocking legitimate users
4Improper credential management — When passwords, keys or tokens are stored, shared or reused insecurely, letting attackers steal them and gain unauthorised access.
5Outdated software — Software that hasn't been updated with the latest security patches, leaving known vulnerabilities open for attackers to exploit.
6Weak password — A password that is short, common, or predictable, making it easy for attackers to guess or crack.
7Multi-factor authentication — A login method that requires two or more independent proofs of identity, such as a password plus a one-time code.
8Applying firmware — Installing the latest low-level software on a hardware device to patch known security vulnerabilities.
9Backup strategy — A plan for how and when backups are taken and stored, such as scheduling regular backups and keeping copies in multiple locations.
10Operating system update — Installing the latest patches for the OS, fixing known security vulnerabilities and bugs.