Verify chess.com username Username — Reclaim Protocol

Verifies data from chess.com username (chess.com).

Verifies username of chess.com user

Primary data point: Username.

Reclaim Protocol generates a zero-knowledge proof that a user holds an active chess.com username session and exposes the following verifiable data points:

• Username

How it works

1. Your user starts a verification session and signs in to chess.com username as they normally would.
2. Reclaim Protocol observes the encrypted chess.com username session through a zero-knowledge proof system, with no credentials leaving the user's device.
3. Your application receives a cryptographic proof of the user's data — verifiable on-chain or in your own backend.

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