Firewall Rules: Best Practices & Why They're Important

What are the best practices for firewall rules? In this video, we review best practices for optimizing your firewall rules, such as good documentation, formal change procedures, blocking traffic by default, setting explicit rules like drop rules, removing "Accept All" rules, and keeping the firewall up to date at all times. Throughout the video, learn why firewall rules are so important.
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Timestamps
00:00 What are Firewall Rules?
00:18 Documentation
00:58 Formal Change Procedure
01:42 Block Traffic by Default
02:06 Set Explicit Rules First
03:29 Set Explicit Drop Rules
03:53 Remove "Accept All" Rules
04:31 Keep Firewall Up to Date
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Video: David Richards