CS Network and Security threats
Define 'Hackers' and name the different types
Individuals or a group that exploit vulnerabilities and try to get unauthorised access to data
- Black hat
- White hat
Define a 'Virus'
Pieces of code that are able to copy themselves and spread throughout a system
Define 'Spyware'
A form of malware that secretly obtains info about a users computer activity by transmitting data from their device
What is a 'DoS attack'
Denial of Service attack is where a server is flooded with many requests at the same time, causing the server to crash
What is a 'DDoS attack'
Distributed Denial of Service attack is similar to a DoS attack however multiple computers (used as bots) send requests to the server
What is an 'SQL injection'
A code injection technique used to attack data-driven apps
Define 'Social Engineering'
Several different manipulation techiniques to gain access personal or sensitive info that benefit the hacker
Name 2 social engineering techniques and define them
Phishing - Sending messages/emails that look legitamite to gain access to sensitive info
Pharming - Where malware is downloaded to a users devive without them knowing. This redirects the user to fraudulent websites
Define a 'Firewall'
A piece of hardware or software that monitors and controls incoming and outgoing data
Define 'Anti-spyware'
Tools to detect and remove spyware and any other forms of malware
What is 2FA and what does it do
2 Factor Authentication adds an extra layer of security by requiring users to show two formsof identification
Define a 'Proxy'
A physical device placed between a network and a remote source. Traffic travei in & out of the device through the device