Definitions Edit

A personal firewall is

a software program that monitors communications between a computer and other computers . . . and blocks communications that are unwanted.[1]
[a] utility on a computer that monitors network activity and blocks communications that are unauthorized.[2]
[a]n application which controls network traffic to and from a computer, permitting or denying communications based on a security policy.[3]

Overview Edit

"A personal firewall can also be used to protect shared resources (e.g., file and print shares) on a computer. * * * Personal firewalls should be configured to log significant events, such as blocked activity, the startup and shutdown of the firewall software, and firewall configuration changes."[4]

References Edit

  1. NIST Special Publication 800-69, at 3-22.
  2. NIST Special Publication 800-69.
  3. Criminal Justice Information Services Security Policy, Glossary, at A-9.
  4. NIST Special Publication 800-69, at 3-22.

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