AST PDF Password Recovery for Mac helps you recover PDF password of any length and complexity on Mac OS. The UI is friendly and intuitive, making it very easy to use. Recovering speed is greatly optimized by three attack types: Brute-force attack, Dictionary attack, and Mask attack. - Recover PDF password to get rid of copying, editing, and printing restrictions - Work efficiently with Brute-Force attack, Dictionary attack and mask attack - Character filter options: digits, caps latin, space, small latin, and special symbols - Support 40-bit/128-bit RC4 encryption as well as 128-bit/256-bit AES encryption Key Features of AST PDF Password Recovery for Mac: - Intuitive User Interface Mac PDF Password Recovery is one of the simplest PDF password recovery tool available. It provides quick access to all the functions with friendly and intuitive UI. So any one can easily operate it to recover PDF password on Mac OS. - Effective Attack Methods This PDF tool offers there attack methods: the Brute-Force attack tries all possible password combinations until find the right password; the Dictionary attack attempts all variations of words or phrases in the built-in dictionary to recover the password; if you remember part of the password and set as a mask, the Mask attack will work more effectively to recover the password. - Fast Recovery Speed PDF Password Recovery Mac would be considered as a powerful password recovery tool since it recovers both user password and owner password in high speed. This Mac PDF password recovery software will accelerate the speed if your Mac computer has Multi-core CPUs . System Requirements: Support running well in Mac OS X 10.5, 10.6, 10.7, etc; Support PDF files of all standard version; Support working independently without Adobe Acrobat installed.