ETSI EN 319 421 V1.3.1 defines the policy and security requirements for Trust Service Providers issuing time-stamps. The standard plays a key role in the EU’s framework for electronic signatures and trust infrastructures.

It outlines what is needed to ensure that time-stamps are reliable, traceable, and protected against tampering, essential for the legal validity and integrity of digital documents. This latest version updates the requirements to reflect current technical and regulatory conditions, in alignment with the eIDAS regulation.

The standard is intended for providers offering qualified or trusted time-stamp services and is a crucial component in ensuring secure digital communication across both public and private sectors.

You can find the standard here: ETSI EN 319 421 V1.3.1

You are welcome to comment by the 21 of July.