Which of the following terms describes the process of improving security on a Network Operating system?
  1. Patching
  2. Compression
  3. Encryption
  4. Hardening
Explanation
Answer - D - Hardening is the process of improving the security of an operating system or application.

Key Takeaway: Hardening is the process of securing a system by reducing chances of failure against attacks. Reducing known routes of attack typically includes the removal of unnecessary software, unnecessary usernames or logins, and the disabling or removal of unnecessary services. Eliminating the use of unneeded protocols is also a good method of hardening an OS.
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