A digital signature is a type of electronic signature used to authenticate the identity of a user and verify the integrity of documents. It provides an extra layer of security for online transactions and helps protect businesses from fraud. With custom digital signatures, businesses can create unique, personalized signatures for their customers that are more secure and easier to use than traditional signatures. It also allows them to track and monitor document activity so they always know who has seen or signed a document. Custom digital signatures help businesses increase trust in their online transactions without sacrificing convenience or ease of use.