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Google's 'while(1);' Prefix: Complete Security Explanation

Discover why Google prepends 'while(1);' to JSON responses in Calendar, Mail, and Contacts. Learn about JSON hijacking protection, technical implementation, and modern security alternatives for API design.

  • #api-design
  • #eval-attacks
  • #google-services
  • #json-hijacking
  • #json-security
  • #security-patterns
  • #web-vulnerabilities
10/20/2025, 02:03 PM