Key Lock(KL) Clock is a free Clock application that is shown while the device's key lock is on. 重点锁定时钟是一个免费的时钟应用程序,而显示设备的关键锁定时。
Very simple to use, just click the application icon, set the " Clockscreen " on, exit the application and lock the key lock normally. 使用很简单,只要按一下应用程序图标,将“屏幕上的时钟”,退出应用程序和关键锁锁正常。
Access Control Matrix, access Control List or Capability, Key Lock(KL) Pair. 通常利用访问控制矩阵法、权限及存取列表法、钥&锁配对法等来设计访问控制。
Lastly, combined with this flow and security requirement of implemented program, a key management scheme is designed. It is implemented from the aspect of key generation, key lock / unlocked, key imported, key exchanged. 最后本文还结合该流程和实现方案中的安全需要,给出了该系统中的密钥管理的设计方案,从密钥生成、密钥锁定、密钥导入、密钥交换几个方面给出具体的实现。