Study of predecessor attack in rerouting anonymous communication system;

The results show that the G-Hordes can resist the predecessor attack effectively,moreover it is safer than the Hordes and Mix cascade on the whole.

The composition, function, attacking modes and working procedure of the designed FCS for air-lunched cruise missiles are analyzed in the paper.

The different attacking modes and targeting methods used for various air to air, ait to ground, guided and nonguided weapon are summarized in the paper.

In this paper, the classification and their vulnerabilities of wireless sensor network routing protocol are presented, and the attack methods for several network routing protocols are analyzed, and the security strategy of network routing protocol is elaborated.

Various attack methods are fully analyzed and summarized,and some relevant remedies against part of those attacks are put forward,which are of great importance to im.

Three important research directions in computers cryptology are encryption, secret key security and attack method (cryptanalysis).

Current attacking methods to digital image watermarking and basic countermeasures;

embedding techniques and attacking methods.

At first,researching the state conversion of system intrusion,analyzing some famous attacking methods,such as TCP SYN FLOODING,IP FRAGMENT OVERLAP and so on,according to defect of the existing intrusion detection technology,a new intrusion detection model is accomplished,intrusion detection technology based on characteristic information sequence parsing is proposed.