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SECURITY SCORE
Certificate Information
Subject
C=US, ST=California, L=San Francisco, O=Salesforce, Inc., CN=online.tableau.com
Issuer
C=US, O=DigiCert Inc, CN=DigiCert TLS RSA SHA256 2020 CA1
Valid From
November 13, 2025
Valid Until
April 14, 2026
76 days
Public Key
RSA
2048 bit
Adequate
Signature Algorithm
SHA256-RSA
SHA-256 Fingerprint
4D:75:66:3F:87:E5:94:4F:4A:A6:12:36:8C:91:69:2A:58:7D:CF:CB:7D:FC:A4:B9:D2:84:A9:38:51:B5:4C:6D
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
Missing
Not configured
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
- • Consider adding 'preload' to HSTS for maximum security
- • Add Content-Security-Policy header to prevent XSS attacks
- • 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