Document with valid digital signature popup from signature annotation

Mac Catalyst Digital Signatures Library Secure Digital Signatures in Mac Catalyst

Certified, encrypted, and secure document signing workflows.


Certificate-Based, Encrypted, and Secure

Proof of Authenticity

A digital signature on a PDF document is reliable proof of the document’s origin.

Protection against Modification

An encrypted hash is used to verify that a document hasn’t been tampered with.

Biometric Signatures

Our digital signatures are created with additional biometric properties for added safety.

Advanced Visibility

As a developer, you can add additional metadata — like a timestamp or an IP address — to a digital signature for even better security.

View Demo Get a feel for what’s possible with our Mac Catalyst showcase app.

Which One Is for You?

PSPDFKit supports both hand-drawn signatures and encrypted, digital certificate-based signatures.

Documentation Learn how to easily get Digital Signatures up and running in your project.
View Documentation

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