Release provenance is the evidence trail that shows where a software release came from, how it was built, and who controlled the process. It can include source repository history, build system records, signing keys, dependency metadata, and release approvals. Together, these details help prove that a binary matches the intended source and was produced by a trusted pipeline.
In cyber security, provenance matters because attackers often target the supply chain instead of the application itself. If an adversary can alter the build environment, steal signing keys, or impersonate a vendor, they may distribute a malicious update that looks legitimate. Defenders use provenance controls to verify updates, detect tampering, and reduce trust in unsigned or untraceable builds. Strong provenance is especially important for forensic tools, endpoint agents, and other high-trust software where a bad release can affect many systems at once.