Cyber Security KO

Cyber Security Threats

Social Engineering Blagging (Pretexting) Fraudsters make up a scenario to con victims into revealing something they would not ordinarily do.

Cybersecurity

is concerned with the protection of computer systems, computer networks and data.

Removable media

________ such as a USB pen drive can be a vector for transmitting malware.

CAPTCHA

is a test that can distinguish between humans and bots.

Biometric measures

biometric measures are required for user to be present when signing into a system.

Adware

adware includes banners and popups that are automatically installed onto a computer.

Black box testing

black box testing testers are given very little information about the network before the test. This is designed to simulate an outside attack or cyber warfare attack.

regular updates

Unpatched /outdated software Software needs ________ to fix security vulnerabilities in computer systems.

White box testing

White box testing testers are given some information about the network, such as network architecture, source code, and IP addresses.This is designed to simulate an attack by a malicious insider.

Penetration

penetration testing is legitimate testing of an organisations computer system to identify whether there are any vulnerabilities that an attacker could exploit.

Social engineering techniques

social engineering techniques manipulate people into giving away confidential and personal information.

Pharming

Pharming is when users are redirected to a site that they believe to be genuine because it looks just like the real site.

Password systems

________ can force users to have strong passwords that regularly need to be changed.

Spyware

spyware can be used to control your webcam and microphone.

Spyware records

spyware records record the activity on your computer such as your keystrokes, thereby logging your passwords and sending the data back over the network to a hacker.

Why are automatic software updates needed?

Automatic software updates to firewalls, operating systems, antivirus and other security software are needed so that software can be kept up-to-date against new malware, and to fix recently discovered vulnerabilities.

Malware

Malware Computer viruses replicate themselves and can transfer from one computer to another.

Its purpose is to

to protect computers and networks from cyberattacks to prevent unauthorised access to computers to protect computers against damage caused by malicious software to prevent data from being stolen to protect against the disruption of services running on the computer Cyber Security Threats Malware is software that has been purposely developed to damage, disrupt or take control of computer systems

What are the five reasons for why cyber-security is needed?

• to protect computers and networks from cyberattacks
• to prevent unauthorised access to computers
• to protect computers against damage caused by malicious software
• to prevent data from being stolen
• to protect against the disruption of services running on the computer

What are default passwords and why are they bad?

Default passwords -> upon registration for an online account, users may be given a default password that they do not change. Often these passwords are sent out, not encrypted, via email so pose a major security vulnerability.

How is removable media a cyber security threat?

Removable media such as a USB pen drive can be a vector for transmitting malware.

How are misconfigured access rights a cyber-security threat?

Misconfigured access rights -> users should only have access to files and data that they need, but sometimes they have can access other files.

Worms

Worms spread like viruses but do not require human intervention.
They attach themselves to network tools to spread automatically
around a network very quickly

Trojan

Trojan gains access to a computer by pretending to be legitimate
software. The Trojan allows unauthorised backdoor access to a
computer without the user being aware.