PC Guard for Win16

Overview

PC Guard for Win16 offers fully automatic protection for Windows 3.x 16-bit executable applications. Royalty free: you can easily protect unlimited number of your programs with no additional investments. PC Guard for Win16 can lock protected program to specific motherboard (BIOS checksum) and (or) to protected program disk position. Executable file structure is changed, starting segment can be encrypted and many anti-debugging techniques are used against reverse engineering. Protection methods Bios identification Protected program will work only on computer with specific identification code which is defined during protection process. This code can be obtained with GUARDID utility, it isn't stored into protected file and is used for all encryption. Auto install Protected program can be run on any computer but will stay locked to original computer after first run. No identification Protected program can be run on any computer (it will still be protected from reverse engineering). Remote This method can be used for remote licensing of your software. When protected program is executed it will show dialog box with 32-bit number which is computed according to data from motherboard bios. This code can be transferred from your client to you by phone, fax or e-mail. Corresponding activation key (32-bit number) can be calculated from this code and passed to end user.