Research and Application of Cryptogram Technology in Network Security;

Works with Hidden Codes: A Review of Zhu Jingxiang s New Projects;

Traditional mechanical code discriminator has complex structure,many moveable parts,larger volume and difficult to be fabricated and assembled.

Design of password security input set of PIC-based intelligent cipher burglarproof;

How hacker software to detect password and how to prevent it;

The Password Establishment Psychology and the Methods of Decode;