Adobe pdf encryption 256-bit

Securing your pdf files with 128-bit or 256-bit AES encryption lock is now possible with AdroitPDF Locker in few easy steps. Import pdf files, set user password, set owner password, set encryption strength, set restrictions & finally encrypt your bulk pdf files. Restrict pdf edit, print or copy rights. Free evaluation copy is also available to see the actual working of product. Only difference is that free version sets watermark on the pages.