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. The author of pdf not only can disallow pdf editing, printing or copying but also can disable pdf signing, commenting & page-extraction. Adroit Pdf Locker encryption utility is very robust and useful for protecting your digital works, e-books, private & confidential documents etc. Compatibility of pdf document can be set during encryption to make file compatible with Acrobat version 3.x, 5.x, 7.x or 9.x. Adroit pdf encryption program can lock document with all latest encryption strength including RC4 40-bit, RC4 128-bit, AES 128-bit and AES 256-bit. Free evaluation copy is also available to see the actual working of product. Only difference is that free version sets watermark on the pages however full registered version does not has any limitation.