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Check a PDF's signatures

See who signed, when, and whether anything changed since.

  • How-to
  • 1 min
  • Free and Pro
  • Checked with Fluah 1.0.34

Where to find it

DocumentSignatures

Steps

  1. Open Document › Signatures.

    The Document menu, Signatures marked

  2. Each signature has a row: who signed, when, and what Fluah found.

    Amy Walsh, 6 Nov 2026: Identity not verified, Signature1, page 1

  3. Click it for the details. Intact: nothing changed after signing.

    The details: signer, certificate, reason, location; Document Intact, Identity Not verified

  4. Identity not verified? If the ID is theirs, click Trust certificate.

    After Trust certificate: Valid
    Tip. Settings › Signing › Trusted certificates lists the ones you trust.
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Updated 6 November 2026