UCII is designed around cryptographic trust rather than credential databases.
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### Identity Separation
Identity exists independently from authentication.
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### Cryptographic Credentials
Credentials are cryptographic objects and can be rotated or revoked.
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### Post-Quantum Protection
UCII incorporates post-quantum cryptographic algorithms.
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### Economic Authorization
x402 protects infrastructure operations by requiring payment authorization.
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### Replay Protection
Settlement receipts are tracked to prevent payment replay.