@tsmx/object-hmac

Create and verify HMAC's for JSON objects

v1.1.5 URL: https://unpkg.com/@tsmx/object-hmac@1.1.5/object-hmac.js

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JSON object HMAC MAC message authentication hash key sign verify data-integrity SHA-256

@zipwire/proofpack

Core ProofPack verifiable data exchange format with JWS, Merkle trees, selective disclosure, and blockchain attestation support

v0.4.1 URL: https://unpkg.com/@zipwire/proofpack@0.4.1/src/index.js

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verifiable-data proof jws merkle-tree privacy selective-disclosure cryptographic-proofs data-integrity blockchain attestation json-web-signatures zero-knowledge verifiable-credentials

crypto-shelf

Library collection for password hashing, HMAC-based signature generation, and symmetric encryption. Build on top of Node's crypto module

v1.1.0 URL: https://unpkg.com/crypto-shelf@1.1.0/lib/index.js

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circular-enterprise-apis

Official Circular Protocol Enterprise APIs for Node.js

v1.0.1 URL: https://unpkg.com/circular-enterprise-apis@1.0.1/lib/index.js

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circular-protocol blockchain enterprise api node.js certification data-integrity

bitfact

A Javascript library to fingerprint (prove) your data, text, & files on the Ethereum blockchain.

v1.0.11 URL: https://unpkg.com/bitfact@1.0.11/BitFact.js

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blockchain crypto fingerprint ethereum hashing data-integrity