这是一个关于HC-256的的文档和语言描述，里面涉及算法的初始化和密钥生成算法，以及安全性分析等。-This is an HC-256' s on the documentation and language descr iption, which involves the initialization algorithm and key generation algorithm, and security analysis.

Wireless Sensor Networks (WSN) are becoming popular day by day, however one of the main issue in WSN is its limited resources. We have to look to the resources to create Message Authentication Code (MAC) keeping in mind the feasibility of techn