OSI 安全架构分为三大类,即安全攻击、安全机制和安全服务。
安全攻击是指个人或实体企图获得未经授权的访问以破坏或损害系统、网络或设备的安全性。
安全服务是指可用于维护组织安全的不同服务。它们有助于防止任何潜在的安全风险。安全服务分为6类:
为识别任何安全漏洞或对组织的攻击而构建的机制称为安全机制。
Network Security is the process of taking physical and software preventative measures to protect the underlying networking infrastructure from unauthorized access, misuse, malfunction, modification, destruction, or improper disclosure, thereby creating a secure platform for computers, users and programs to perform their permitted critical functions within a secure environment
Cyber security is the collection of tools, policies, security concepts, security safeguards, guidelines, risk management approaches, actions, training, best practices, assurance and technologies that can be used to protect the cyber environment and organization and user’s assets