Locking a PDF from editing (verb) is the process of securing a PDF document to prevent unauthorized changes. This is useful in various real-world scenarios, such as protecting confidential documents, copyrighting materials, and maintaining the integrity of legal agreements.
The ability to lock PDFs is a significant development that has enhanced document security and facilitated efficient document management. It offers benefits like deterring unauthorized editing, preserving document integrity, and ensuring regulatory compliance. Historically, PDF encryption has played a key role in safeguarding sensitive information.