Methods of Preventing a Network Attack (OCR GCSE Computer Science): Flashcards

Vulnerabilities in a network by simulating attacks

Discovers weak points before real attackers exploit them

Malware (viruses, trojans, spyware) infecting devices

Scans files/downloads, removes or quarantines malware

Unauthorized access to or from a private network

Filter traffic, block harmful data & unauthorized users

Which parts of system users can access based on role

Restricts access to sensitive data, reduces theft/leak risk

Unauthorized access to accounts and systems

Strong passwords resist guessing & brute-force methods

Data from being read or stolen during transmission

Scrambles data; needs key to understand if intercepted

Unauthorized physical access to hardware via locks & CCTV