Asunsoft PDF Password Geeker is a small but powerful password recovery tool which can recover User password fastly and remove Owner password within seconds for PDF documents. Supporting all versions of PDF file created in Adobe Acrobat or other PDF software. Four powerful attack types: Brute-Force Attack, Brute-force with Mask Attack, Dictionary Attack and Smark Attack, accelerate the recovery speed that save lots of your time. Key Features -Supports all versions of Adobe Acrobat or other PDF software.(*.pdf). -Optimization for multiprocessor systems.High recovery speed and 100% recovery rate. -Patent-pending GPU acceleration technology with NVIDIA or ATI video cards. -Friendly interface and easy-to-use with no technique requirement. -Capability to choose the program priority mode. -Save and resume the process automatically when suspend the recovery process. -Shut down your computer automatically when the recovery is finished. -Professional, timely and free technical support is always for you. High Recovery Speed -Recover PDF password in high speed, regardless of your PDF document size. -You can use multi-core CPUs to accelerate password recovery speed significantly. The more CPU cores you have, the faster recovery speed you will enjoy. -Program Priority allocate more CPU power for PDF Password Geeker and efficiently speed up the recovery process. -Support NVIDIA-GPU to accelerate password recovery process efficiently. Four Powerful Attack Options for You: -Brute-Force Attack. This Attack will try all possible characters combinations in the specified Range. The password recovery engine is highly optimized, thus short password can be recovered immediately. -Brute-force with Mask Attack. If you remember the password partially you can set a mask with the mask symbols for those parts you can't remember, it will help you effectively shorten the recovery time compared with brute-force attack.(High Recommended) -Dictionary Attack. Recover lost PDF password by trying the password combinations in the built-in dictionary as a password. Self-created dictionary is also supported. -Smart Attack.This Attack is automatic and smart attack. It will try all possible characters combinations include all priteable characters. Whats New : Updates: official site does not provide any info about changes in this version