Add Digital Signature PDF Authors and Publishers Templates For Free

The three main benefits of digital signature include increased contract speed, enhanced security, and lower transaction costs. To learn more, read our whitepaper on the Top 10 Contract Management Best Practices. What is an Electronic Signature?

Each digital signature in a PDF document is associated with a signature handler. The signature is placed in a PDF signature dictionary which contains the name of the signature handler which will be used to process that signature (Figure 3).

A digital signature is an electronic, encrypted, stamp of authentication on digital information such as email messages, macros, or electronic documents. A signature confirms that the information originated from the signer and has not been altered. The following is an example of a signature line.

Document Signing: In the business world, digital signatures are widely used for signing contracts, agreements, and other legal documents electronically. This eliminates the need for physical signatures and paper documents, making the process faster and more efficient.

The digital signature on a message provides a unique electronic binding of the identity of the signer to the origin of the message. A digital signature provides proof of the message origin and a method to verify the integrity of the message.

Still, there is a difference between the two. A digital signature is always electronic, but an electronic signature is not always digital. A digital signature works with encryption technology using a cryptographic mechanism that provides additional security for the document and guarantees its integrity.

Because PDF supports embedding the signer's public key as part of the signature, document recipient always have it for signature validation. To validate a signature, the validator simply retrieves the signer's certificate and compares it to their own list of trusted certificates: 1.

A PDF signature can be an electronic signature or a digital signature. Creating an electronic signature in a PDF file is easy and fast and can usually be implemented with a simple click. Digital signatures can also be used to sign a PDF, but they require a digital certificate, also called digital ID.

In the signature Properties window click Show Signers Certificate button. Following screen will be displayed once you click on it. Once you click on OK button, following window will be displayed. Click Ok button in the following window. Once the certificate validation is done, you will get the following approval.