Question

The threat of backdoors started when ____________ & ____________ OSs became widely accepted.

(a) single-user, Windows

(b) multiuser, networked

(c) single-user, UNIX

(d) multiuser, UNIX

I have been asked this question in examination.

The query is from Attack Vectors in chapter Understanding Attack Vectors of Cyber Security

Answer 1

Right choice is (b) multiuser, networked

To explain: Hackers take the help of backdoor to breach security mechanism & bypassed for stealing different types of information from the target system. The threat of backdoors started when multiuser & networked OS became widely accepted.