Computer software property right is an important problem difficult to solve in the computer technology region. The measure of decipher will come out later after the measure of encipher. We can get some experiences from the deep research of encipher and decipher to develop better technology of encipher, and software property can be more effective.The content follows : firstly there is the management of the disk system and the inner structure of Dos , secondly the analysis of the disk reading and writing programs and the working way of x86, and the decipher of the execute file in Dos environment finally. |