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SECURITY SCORE
Certificate Information
Subject
O=Acme Co, CN=Kubernetes Ingress Controller Fake Certificate
Issuer
O=Acme Co, CN=Kubernetes Ingress Controller Fake Certificate
Valid From
October 06, 2025
Valid Until
October 06, 2026
325 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
04:65:ED:C0:37:85:00:01:D2:9F:5B:A1:C3:55:9F:5D:BF:97:A8:93:B1:5E:B2:44:03:64:6A:21:86:E5:4A:08
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
Forward Secrecy
Limited
(Check cipher configuration)
Warnings
- • TLS 1.3 is not supported (recommended)
CAA Records (Certificate Authority Authorization)
CAA Records
Not Configured
(Any CA can issue certificates)
CAA Issues
- • No CAA records configured - any CA can issue certificates
Recommendations
- • Implement CAA records to restrict which CAs can issue certificates for your domain
- • This adds an extra layer of security against unauthorized certificate issuance
- • Example: Add CAA record 'example.com. CAA 0 issue "letsencrypt.org"'
- • Consider adding 'iodef' record to receive security incident reports