petri网的基本概念； petri网建模工具 petri网运行环境 -the basic concepts of Petri net petri net modeling tool petri net operating environment

基础Petri网的研究，关于Petri Net的验证与模型的检测。-Petri Net Learning PPT

we introduce many types of attack. In many types of attack wormhole attack is more dangerous attack for network because it is very hard to detect. We discussed about a wormhole attack & its models and types. This survey introduces different wormhole