Process and a device for the protection of software

Details Process and a device for the protection of software Process and a device for the protection of software

G - Physics

06

F

354/243, 354/67

G06F 12/14 (2006.01) G06F 1/00 (2006.01) G06F 21/00 (2006.01)

Patent

CA 1280830

ABSTRACT OF THE DISCLOSURE The invention relates to a process for the protection of software stored in a memory against unauthorized copying, with the commands and/or data fed to a microprocessor on inquiry and converted during this operation. In order to make copying more difficult, it is provided according to the invention to change the mode of code conversion of at least one requested command and/or data byte as a function of at least one previously requested command and/or data byte. In a device for the protection of software stored in at least one command and/or data memory, the improvement comprises that the code converting function of the code converter is changeable for at least one command and/or data byte following at least one arrived command and/or data byte converted in the mode provided for.

516639

Affiliated with

Also associated with

Rating

Process and a device for the protection of software does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process and a device for the protection of software, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process and a device for the protection of software will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1308514