PDF signature encryption tool is a PDF encryption software. The PDF signature encryption tool handles pdf file signature, encryption, decryption, and time stamping operations with one click. It supports batch signature, batch encryption and decryption of PDF files, batch appending time stamps, and multi-step operations. It can be completed on one interface, one step in place, and the simple visual interface makes the operation process easier.

Function:

Digitally sign the PDF file to ensure the authenticity of the file source and the integrity of the content;

Carry out digital encryption and decryption for PDF files to ensure the confidentiality of file content and prevent content leakage;

Add a credible time stamp to the PDF file to ensure that the file signing time is credible and unchangeable;

Support file batch signature, batch encryption and decryption, batch append timestamp;

Support custom signature area, users can specify the location to set the signature;

It supports uploading stamps or signature images.