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SECURITY SCORE
Certificate Information
Subject
CN=imperva.com
Issuer
C=BE, O=GlobalSign nv-sa, CN=GlobalSign Atlas R3 DV TLS CA 2026 Q1
Valid From
January 22, 2026
Valid Until
July 21, 2026
177 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
95:B5:2F:23:98:3B:B7:D2:BE:38:08:5F:34:4E:BE:89:5D:21:7E:2E:01:5F:1C:25:81:42:E4:44:41:94:7B:8C
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
Weak
frame-ancestors
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Good
strict-origin-when-cross-origin
Permissions-Policy
Missing
Not configured
Recommendations
- • Significantly strengthen CSP directives
- • 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
Wildcard CAs
Incident Reporting
mailto:[email protected]
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • You have authorized 5 CAs - consider limiting to only the CAs you actively use
Subject Alternative Names
34 domains
giac.org
*.giac.org
cio.org
*.cio.org
giac.net
*.giac.net
imperva.com
ranges.io
*.ranges.io
dev.sans-foundations.com
*.dev.sans-foundations.com
qa.sans-foundations.com
*.qa.sans-foundations.com
sans-foundations.com
*.sans-foundations.com
uat.sans-foundations.com
*.uat.sans-foundations.com
sans.co
*.sans.co
isc.sans.edu
sans.edu
*.sans.edu
content.sans.org
*.cyberleaders.sans.org
*.cyberwarriorchallenge.sans.org
*.feedback.sans.org
*.innovation.sans.org
*.labs.sans.org
qms.sans.org
sans.org
*.sans.org
*.ukcyberteam.sans.org
widgetxco.org
*.widgetxco.org
Other domains in certificate