中国合格评定国家认可委员会:管理体系认证机构认证业务范围能力管理实施指南(CNAS-GC01,2018年11月01日实施)Guidance on management system certification body’s competence management with respect to its certification business scopes
7.1 What is network security? 7.2 Principles of cryptography 7.3 Authentication 7.4 Integrity 7.5 Key Distribution and certification 7.6 Access control: firewalls 7.7 Attacks and counter measures 7.8 Security in many layers
Chapter 7: Network security Foundations: what is security? crypfography authentication message integrity key distribution and certification Security in practice: application layer: secure e-mail