PDF Security Modifier is a very flexible and powerful application, it can be used to unprotect PDF documents that restrict you of printing, editing or copying. on the another hand, it can also be used to encrypt existing PDF document, set permissions, add user and owner password or change document properties like title, author and subject.
This software is both a spear and a shield. encrypt and decrypt
Major Features:
- Add/Remove password for opening (user password)
- Add/Remove owner password against editing
- Change document properties include title,author,subject,keywords,creator,created datetime,modified datetime,application name
- Support 128-bit RC4 decryption
- Permit or Prohibit printing, editing or copying
- Support send-to of windows explore
