Rec: 2.1.7 - Validate Test-AntiPhishingPolicy.ps1, ELevel: E5, ProfileLevel: L1, IG1: FALSE, IG2: FALSE, IG3: TRUE, Connection: EXO

[DrIOSX]

Validation for Test-AntiPhishingPolicy.ps1

Recommendation Details

• Recommendation: 2.1.7
• Description: Ensure that an anti-phishing policy has been created
• ELevel: E5
• Profile Level: L1
• CIS Control: 9.7
• CIS Description: Deploy and Maintain Email Server Anti-Malware Protections
• Implementation Group 1: FALSE
• Implementation Group 2: FALSE
• Implementation Group 3: TRUE
• Automated: TRUE
• Connection: EXO

Test-AntiPhishingPolicy.ps1

Tasks

Validate recommendation details

• [x] Confirm that the recommendation details are accurate and complete as per the CIS benchmark.

Validate test for a pass

• [ ] Confirm that the automated test results align with the manual audit steps outlined in the CIS benchmark.
  • Specific conditions to check:
  • Condition A: Verify that an anti-phishing policy exists in the Microsoft 365 Security Center.
  • Condition B: Using PowerShell, ensure the anti-phishing policy is configured with appropriate settings such as enabling impersonation protection and spoof intelligence.

Validate test for a fail

• [ ] Confirm that the failure conditions in the automated test are consistent with the manual audit results.
  • Specific conditions to check:
  • Condition A: No anti-phishing policy exists in the Microsoft 365 Security Center.
  • Condition B: Using PowerShell, the anti-phishing policy is not configured with the required settings.

Add notes and observations

• [ ] Compare the automated audit results with the manual audit steps and provide detailed observations.
  • Automated audit produced info consistent with the manual audit test results? (Yes/No)
  • Without disclosing any sensitive information, document any discrepancies between the actual output and the expected output.
  • Document any error messages, removing any sensitive information before submitting.
  • Identify the specific function, line, or section of the script that failed, if known.
  • Provide any additional context or observations that might help in troubleshooting.

If needed, the helpers folder in .\source\helpers contains a CSV to assist with locating the test definition.

[DrIOSX]

Base PowerShell audit:

Get-AntiPhishPolicy | Format-Table -AutoSize name, enabled, PhishThresholdLevel, EnableMailboxIntelligenceProtection, EnableMailboxIntelligence, EnableSpoofIntelligence