Open
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just now
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SECURITY SCORE
Certificate Information
Subject
CN=hardenize.com
Issuer
C=US, O=Google Trust Services, CN=WE1
Valid From
November 23, 2025
Valid Until
February 21, 2026
32 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
ECDSA-SHA256
SHA-256 Fingerprint
E8:94:65:E9:84:B4:03:9E:86:C3:B6:44:D5:6B:C1:86:D1:38:27:5D:38:63:68:59:06:8C:07:80:2D:D3:AD:7E
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
Excellent
max-age=31536000; includeSubDomains; preload
Content-Security-Policy
Good
default-src; media-src; img-src; +9 more
default-src 'self'; media-src 'self'; img-src 'self' data: blob:; form-action 'self' https://app.redsift.io https://app.redsift.cloud; connect-src 'self' sentry.io https://plausible.io; frame-ancestors https://app.redsift.io https://app.redsift.cloud; frame-src https://www.google.com; object-src 'self'; font-src 'self' data:; script-src 'report-sample' 'self' 'nonce-3e9e3caba102e676872fb167ed1fdefc' https://plausible.io; style-src 'self' 'unsafe-inline'; report-uri https://sentry.io/api/1544333/csp-report/?sentry_key=49d512bfcf954f33a5b9c68f30d60783
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Strengthen CSP by removing 'unsafe-eval'
- • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
- • 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
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