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Timestamping (TSA)

Timestamping proves when a document was signed, independent of your server’s clock. This is crucial for long-term legal validity (Long-Term Validation or LTV).

WPsigner supports any RFC 3161 compliant server. By default, you can use FreeTSA.org.

  1. Go to Settings > Security.
  2. Enable Timestamping.
  3. Enter URL: https://freetsa.org/tsr.