Patents by Inventor Vladimir Katalov

Vladimir Katalov has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Use of graphics processors as parallel math co-processors for password recovery
    Patent number: 8538030
    Abstract: In a computer system having a central processing unit (CPU) and a graphics processing unit (GPU), a system, method and computer program product for recovering a password used to encrypt a plaintext, including (a) generating N passwords on the CPU; (b) providing the N passwords to the GPU; (c) for each of the N passwords, calculating a transformed value from the password on the GPU, wherein the calculating is performed in parallel for all the N passwords provided to the GPU; (d) providing the N transformed values to the CPU; (e) at the CPU, testing the N transformed values for correctness; and (f) if none of the N transformed values are correct, repeating steps (a)-(e) for the next set of N passwords; (g) informing the user of a correct password.
    Type: Grant
    Filed: April 18, 2011
    Date of Patent: September 17, 2013
    Assignee: Elcomsoft Co., Ltd.
    Inventors: Andrey V. Belenko, Vladimir Katalov