Establish Basic Perimeter Defences: Fillable template and example

Fillable template: Firewall rules DOCX, 136 KB

Fillable templates provide instructions on the information required to be documented for certification.

Example: Firewall rules DOCX, 674 KB

Examples provide sample text to help learners complete a template.

[Organization name]

Firewall rules

[Insert date]

Disclaimer
[Instructions: CyberSecure Canada has developed this template for your use in relation to certification requirements for the Establish Basic Perimeter Defences security control area. It provides guidance as to how information can be organized and documented for certification. CyberSecure Canada does not guarantee a successful certification from use of this template. Organizations are not obliged to use this template and may provide the certification requirement(s) in a documented format best suited for them.]

Firewall rules

[Instructions: Insert Firewall rules in the table below.

  • Determine the rules for network ports in your organization.
  • Each port is to be allocated a row and rule.
  • Ensure the "Deny Everything" rule is the last rule otherwise it will supersede all other exceptions listed. See example in table below.]

Rule

Permission

Source

Destination

Protocol

Port

Rationale

1

2

3

4

5

6

Deny

Any

Any

ALL

ALL

Deny everything

Additional certification requirements

Procedure – Verification Of Ongoing Business Requirements For Open Ports

[Instructions: Explain how your organization verifies the business requirements for each open port. Be sure to include the frequency of verification and who in your organization is responsible.]