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TroubleshootingIntermediate
Wildcard Certificate Risks
Understand wildcard certificate security risks. Learn scope limitations and safer alternatives.
Interactive Demo
Step 0 of 4
See how one compromise affects everything
*.example.com
Single wildcard certificate
www
Main website
api
API services
mail
Email server
admin
Admin panel
dev
Dev environment
Mitigation Strategies
- Use individual certificates for critical services (API, admin panels)
- Segment your infrastructure - different certs for different security zones
- Store private keys in HSMs or secure key management systems
- Implement certificate pinning for high-security applications