#Create a digital signature how to

Non-repudiation-the person who signed the document cannot deny having signed it at a later time.Integrity-a valid digital signature on a document certifies that the document hasnвЂ™t been altered in transit from the one who signed it to the recipients.Authentication-a digital signature on a document authenticates the identity of the person who signed it.

Uses of digital signatures for documentsДЄ digital signature is a versatile method to sign documents in electronic form, which is used to provide the following: This message can then be decrypted by anyone else with a matching public key for verification. From a technology standpoint, a digital signature is a message encrypted by the signer using a secret private key, which associates itself with the document and the signer. A digital signature is an equivalent for digital documents, such as PDFs, of a wet-ink signature on paper documents.

Once people started to rely on digital document exchange, the need for a digital means to confirm and verify authenticity of the documents arose.

#Create a digital signature how to

In this article weвЂ™ll consider what is a digital signature PDF can be signed with, and how to use FineReader PDF 15 to apply digital certificates, create and verify digital signatures for your documents. When working with digital documents such as PDFs, people often ask how to create a digital signature and how to add digital signature to PDF.