cf.tls_client_random
cf.tls_client_random String The value of the 32-byte random value provided by the client in a TLS handshake, encoded in Base64.
For more details, refer to RFC 8446.
Example value:
"YWJjZA==" Categories: 
   - Request
 - SSL/TLS
 
Was this helpful?
- Resources
 - API
 - New to Cloudflare?
 - Directory
 - Sponsorships
 - Open Source
 
- Support
 - Help Center
 - System Status
 - Compliance
 - GDPR
 
- Company
 - cloudflare.com
 - Our team
 - Careers
 
- © 2025 Cloudflare, Inc.
 - Privacy Policy
 - Terms of Use
 - Report Security Issues
 - Trademark