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SECURITY SCORE
Certificate Information
Subject
CN=crashlytics.com
Issuer
C=US, O=Google Trust Services, CN=WR2
Valid From
October 13, 2025
Valid Until
January 05, 2026
63 days
Public Key
ECDSA
256 bit
(P-256)
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
54:25:F4:4D:32:AF:7B:11:22:4F:E6:B4:A2:8C:D4:39:0F:83:E8:3E:B3:09:EB:84:D2:A2:0E:FB:7B:B5:6F:1E
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
Present
max-age=63072000; includeSubdomains; preload
Content-Security-Policy
Basic
base-uri; object-src; script-src; +2 more
X-Frame-Options
Missing
Not configured
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
- • Improve CSP by adding more specific directives and removing 'unsafe-inline'
- • 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
Configured
(Restricts certificate issuance)
Current Issuer
Authorized
(Matches CAA policy)
Authorized CAs
Recommendations
- • Consider using critical flag (flags=128) for stricter CAA enforcement
- • Consider adding 'iodef' records to receive notifications about unauthorized certificate issuance attempts
- • Consider adding 'issuewild' records to control wildcard certificate issuance