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SECURITY SCORE
Certificate Information
Subject
CN=postwork.gr
Issuer
C=US, O=Google Trust Services, CN=WE1
Valid From
November 12, 2025
Valid Until
February 11, 2026
38 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA256
SHA-256 Fingerprint
CB:6D:B9:38:55:9B:64:AF:A2:63:72:08:22:48:90:E1:F5:31:09:CC:03:EB:2A:10:60:77:60:0F:64:F9:79:54
Alternative Names
Security Configuration
TLS Protocols
TLS 1.0
TLS 1.1
TLS 1.2
TLS 1.3
Forward Secrecy
Supported
(Modern clients use PFS)
Warnings
- • TLS 1.1 is deprecated and should be disabled
- • TLS 1.0 is deprecated and should be disabled
HTTP Security Headers
Status
Strict-Transport-Security
Good
max-age=31536000; includeSubDomains
Content-Security-Policy
Good
connect-src; img-src; media-src; +9 more
connect-src 'self' https: 'self' http: https: ws:;img-src 'self' data: blob: https://market-assets.strapi.io;media-src 'self' data: blob:;script-src 'self' 'unsafe-inline';default-src 'self';base-uri 'self';font-src 'self' https: data:;form-action 'self';frame-ancestors 'self';object-src 'none';script-src-attr 'none';style-src 'self' https: 'unsafe-inline'
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer
Permissions-Policy
Missing
Not configured
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Strengthen CSP by removing 'unsafe-eval'
- • Consider adding Permissions-Policy to control browser features
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