6.6 logical protection Flashcards
1
Q
Firewall
A
Firewalls prevent unauthorised access to or from a network.
Firewalls filter data packets and block anything that is identified as harmful to the computer system or network
2
Q
Anti-Malware
A
Anti-virus software scans a system and removes viruses. If left to infect a system a virus could delete data or permit access to unauthorised users.
3
Q
Obfuscation
A
Obfuscation is when data is deliberately changed to be unreadable to humans but still understandable by computers.
Program code might be obfuscated to stop rival programmers from viewing and stealing it if they were able to access it.
Specialist software can be used to obfuscate data and convert it back into a human-readable format
