After enabling Web-Access Security Policy Feature, traffic is not hitting the correct security rule
Symptom
After enabling Web-Access Security Policy Feature, traffic is not hitting the correct security rule.
Environment
- Cloud Managed Prisma Access
- Web-Security Feature needs to be enabled
Cause
- Web Security comes with default security policy enabled.
- Web access Security policy is enforced ahead of configured security policy rulebase.
- This may cause the configured security policies not to work.
Resolution
Here is how the administrator can check the Security Rules when Web-security is on Cloud Managed Prisma Access:
1. Custom Web Access Security Policy under Web-Security > Web Access Policy
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2. Global/Default Web Access Policies under Web-Security > Web Access Policy (Refer the above image)
3. Prisma Access Default Pre-rules under Configuration > Security Policy
4. Custom Security Rules under Configuration > Security Policy
5. Prisma Access Post Security Rules under Configuration > Security Rules
Customers can either import saas_recommended policies to Web-Security or configure new custom web-access policies so that their traffic will not match the predefined Web-Access security policy.