Expired50% confidenceFactExact time
The mtop security mechanism includes HMAC-based request signature verification, dynamic token refresh mechanisms, device fingerprint collection (Canvas fingerprinting, WebGL fingerprinting, etc.), and request rate limiting.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Related Claims
Unverified签名机制是平台防止接口被滥用的常见安全手段，服务器会校验请求签名的合法性71% similarUnverifiedThe signature system of mtop version 2.0 mixes the session Token from the Cookie, a timestamp, the AppKey, and business data for computation, and any mismatch in any parameter will trigger an interception.64% similarUnverifiedThe core purpose of the API signature mechanism is to prevent request tampering and unauthorized access.62% similarUnverifiedDirections for defending against Prompt Injection include least-privilege design, user re-confirmation mechanisms for critical actions, and source-tagging to distinguish user instructions from webpage content.60% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/53064API
curl https://kongchang.com/api/v1/knowledge/claims/53064MCP
get_claim(id=53064)