#DPoP closes a real gap in #OAuth2, but there’s a catch….
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#DPoP closes a real gap in #OAuth2, but there’s a catch….
Sender-constrained tokens are a meaningful upgrade over bearer tokens, but they don’t fully solve the challenge of browser key storage.
Check out the #InfoQ article by Dhruv Agnihotri for a deep dive: https://bit.ly/4w62YGA
The DPoP Storage Paradox: Why Browser-Based Proof-of-Possession Remains an Unsolved Problem
DPoP closes a real gap in OAuth 2.0. Sender-constrained tokens are a meaningful upgrade over bearer tokens for any client that can implement them. But RFC 9449's silence on browser key storage creates the need for an architectural decision that each team must confront deliberately — there is no safe default that works everywhere.
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