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SECURITY SCORE
Certificate Information
Subject
C=DE, L=Nürnberg, O=DATEV eG, CN=www.datev.com
Issuer
C=US, O=DigiCert Inc, OU=www.digicert.com, CN=Thawte TLS RSA CA G1
Valid From
September 18, 2025
Valid Until
October 14, 2026
275 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
D1:02:04:36:E2:09:86:39:FB:2E:96:2E:72:3A:4E:81:E1:07:BA:C8:77:6D:DC:27:42:A6:CF:86:05:0C:10:4C
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
Present
max-age=31557600
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Add Content-Security-Policy header to prevent XSS attacks
- • 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
Authorized
(Matches CAA policy)
Authorized CAs
Incident Reporting
mailto:[email protected]
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • You have authorized 4 CAs - consider limiting to only the CAs you actively use
- • Consider adding 'issuewild' records to control wildcard certificate issuance