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SECURITY SCORE
Certificate Information
Subject
CN=flexera.com
Issuer
C=US, O=Let's Encrypt, CN=R13
Valid From
November 10, 2025
Valid Until
February 08, 2026
79 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
09:52:BE:62:E3:BF:90:3B:11:BE:90:08:BD:CE:E2:CD:86:75:15:B6:04:0D:8A:01:8C:65:9B:08:2A:E7:6E:D4
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
Content-Security-Policy
Basic
frame-ancestors; default-src; form-action; +2 more
frame-ancestors https://*.flexera.com https://*.flexera.de https://*.revenera.com https://*.revenera.de https://ecommerce-flexeracommunity.cs201.force.com https://staging-flexeracommunity.cs203.force.com *.visualwebsiteoptimizer.com app.vwo.com; default-src * 'unsafe-eval' 'unsafe-inline' data: filesystem: about: blob: ws: wss: useruploads.vwo.io *.visualwebsiteoptimizer.com app.vwo.com; form-action 'self'; script-src * 'unsafe-eval' 'unsafe-inline' https: *.visualwebsiteoptimizer.com app.vwo.com 'self' blob:; style-src * 'self' 'unsafe-inline' *.visualwebsiteoptimizer.com app.vwo.com https:
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
no-referrer-when-downgrade
Permissions-Policy
Missing
Not configured
Recommendations
- • Consider adding 'preload' to HSTS for maximum security
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
- • 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