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Attestsys

Cryptographically-signed audit evidence for Jira

Cryptographically Signed

Every Jira event is signed with ECDSA secp256k1 and hash-chained to the previous entry — making tampering mathematically detectable. No other Atlassian Marketplace app ships the full stack of per-entry signing, hash chaining, and RFC 3161 trusted timestamping.

Independently Verifiable

Export a self-contained evidence bundle and verify it offline — no internet connection, no Attestsys account required. The included verify.html file runs entirely in the browser and confirms every signature and chain link without calling home.

Built for Compliance Teams

Designed to reduce audit effort for SOC 2, ISO 27001, SOX, and DORA. Tamper-evident, independently verifiable evidence that is designed to support authentication in audit and legal contexts — with qualified RFC 3161 timestamps on paid tiers.