Multiple choice

____ are the secret points of entry without access authorization.

  1. Main doors

  2. Trap doors

  3. Both 1 and 2

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Trap doors (or backdoors) are secretly inserted code or hardware features that bypass normal authentication. Developers or attackers might leave these intentional vulnerabilities to gain unauthorized access later. They represent serious security risks as they can be exploited by anyone who discovers them.

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