Can You Name a Secure Method for Protecting a PDF file with a Password?

[tateandrew]

There is a secure method to protect your PDF file. You can use the OSTtoPSTAPP PDF Protector tool to protect your PDF file with a password. It secures your PDF file by setting a lock of your choice on it. PDF Protector application is capable of restricting an unauthorized person to open your PDF file. It runs on any Windows version on it. You can test this tool with its free trial version.