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SECURITY SCORE
Certificate Information
Subject
C=US, ST=WA, L=Redmond, O=Microsoft Corporation, CN=sharepoint.de
Issuer
C=US, O=Microsoft Corporation, CN=Microsoft TLS G2 RSA CA OCSP 04
Valid From
December 05, 2025
Valid Until
November 30, 2026
244 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA384-RSA
SHA-256 Fingerprint
34:27:01:80:12:25:DF:39:26:3E:A3:05:BA:79:06:30:1D:13:45:89:D3:4C:A6:30:49:7F:08:51:89:73:1B:E8
Alternative Names
Security Configuration
TLS Protocols
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
HTTP Security Headers
Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Missing
Not configured
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Add Content-Security-Policy header to prevent XSS attacks
- • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
- • Add X-Content-Type-Options: nosniff
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
CAA Records (Certificate Authority Authorization)
CAA Records
Configured
(Restricts certificate issuance)
Current Issuer
Not Authorized
(Potential misconfiguration)
Authorized CAs
Incident Reporting
mailto:[email protected]
CAA Issues
- • CRITICAL: Current certificate issuer 'C=US, O=Microsoft Corporation, CN=Microsoft TLS G2 RSA CA OCSP 04' is NOT authorized by CAA records. Authorized CAs: microsoft.com, digicert.com, d-trust.net
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • Consider adding 'issuewild' records to control wildcard certificate issuance