LedgerLock

ledgerlock-vert.vercel.app

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A tamper-evident audit-trail API for regulated SaaS, on DynamoDB. Append-only writes, SHA-256 hash chains, and WORM-sealed Merkle proofs catch tampering - even from someone with full database admin.

hackathonamazon-dynamodb, amazon-web-services, aws-iam, aws-lambda, aws-sdk, dynamodb-streams, javascript, me

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