



The certifier can opt to allow limited changes that do not affect this content (for example, adding markups, completing form fields or applying digital signatures). When a document is digitally certified, its page content is locked to prevent changes. Digital Certification is the act of certifying the accuracy of a document.Before beginning, it is important to understand both concepts: These two actions have some similarities, and can be done at the same time, but they are distinct. Revu supports digital certification of PDFs and digitally signing PDFs.
