Unverified50% confidenceFactExact time
PKCE is an important security enhancement in OAuth 2.1 compared to 2.0, defending against authorization code interception attacks through a paired verification mechanism of code_verifier and code_challenge.
1
Sources
50%
Confidence
Long-term
Relevance
9/11/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedPKCE（Proof Key for Code Exchange，RFC 7636）是专为防止授权码截获攻击而设计的增强机制，在公共客户端场景下尤为关键79% similarUnverifiedOAuth 2.1 mandates the use of PKCE (Proof Key for Code Exchange) to prevent authorization code interception attacks.79% similarUnverifiedMCP authorization mandates the use of PKCE (Proof Key for Code Exchange) to prevent authorization codes from being intercepted and exploited.67% similarUnverifiedSkud supports two security features: password protection and link expiration control.64% similar
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