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PDF Sign

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Your files stay on your device. Nothing is uploaded to a server.

Click Signature, Text, or Date above to add fields to your document. Drag to reposition.

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Digital Signature

A digital signature cryptographically certifies your PDF. This proves the document hasn't been tampered with after signing.

PFX / P12 Certificate File

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Note: Self-signed certificates show as "untrusted" in Adobe Reader. Recipients can manually trust the certificate to verify authenticity.

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