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go-snap-bi

A Go implementation of Bank Indonesia’s SNAP payment standard 
79 typed endpoint bindings, zero third-party dependencies

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SNAP v1.0.2 (Sep 2024)
Targets the September 2024 SNAP standard document, covering every ASPI API Service category.
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One shape per endpoint
Every calling function follows the same signature and the same HTTP-status-wins error rule.
Symmetric & asymmetric signing
HMAC-SHA512 or SHA256withRSA, matching whatever your partner agreed at registration.
Inbound notification verification
ServerVerifier validates signatures on payment callbacks before you trust the body.

Independent, unofficial implementation of the standard published by Bank Indonesia and ASPI — not affiliated with or endorsed by either.