以洋地黄类为代表的强心甙是治疗心功能不全的的主要药物之一。它对心脏的作 用是增强心肌收缩力、减慢心率、减慢房室传导、缩短心肌细胞的复极过程，使周围血管 收缩。此外，还能抑制肾小管对钠的重吸收而产生直接利尿作用。洋地黄类药物的安全 范围的安全范围很小，其应用必须尊循个体化用药原则。强心甙药物可分为慢速、中速、 快速三类，应根据病情选择品种和给药方法

通过本章学习,读者应该掌握以下内容 一、对称加密机制及典型算法 二、非对称加密机制及算法 三、数字签名的原理 四、数据完整性验证的原理及典型算法 五、PGP的使用

• Define cloud services, including types and service models • How to define cloud service requirements and identify appropriate services • Survey cloud-based security capabilities and offerings • Discuss cloud storage encryption considerations • Protection of cloud-based applications and infrastructures • Explain the major federated identity management standards and how they differ

• Define the Internet of Things and discuss associated emerging security issues • Discuss nascent efforts to financially measure cybersecurity to make sound investment decisions • Explore the evolving field of electronic voting, which has been an important and open security research problem for over a decade • Study potential examples of cyber warfare and their policy implications

局域网的特点及安全性分析 VLAN安全技术及应用 VPN安全技术及应用 3.1 局域网安全问题 3.2 访问控制技术 3.3 VLAN安全技术及应用 3.4 VPN安全技术及应用 3.5 备份技术 3.6 归档技术 3.7 容错技术

第13章安全管理 13.1安全控制 13.2 SQL Server的安全控制 13.3管理 SQL Server登录账号 13.4管理数据库用户 13.5管理权限 13.6角色

• Define privacy and fundamental computer-related privacy challenges • Privacy principles and laws • Privacy precautions for web surfing • Spyware • Email privacy • Privacy concerns in emerging technologies

• Learn basic terms and primitives of cryptography • Deep dive into how symmetric encryption algorithms work • Study the RSA asymmetric encryption algorithm • Compare message digest algorithms • Explain the math behind digital signatures • Learn the concepts behind quantum cryptography

• Study the contents of a good security plan • Learn to plan for business continuity and responding to incidents • Outline the steps and best practices of risk analysis • Learn to prepare for natural and human-caused disasters

• Networking basics • Network threats and vulnerabilities • WiFi security • Denial-of-service attacks • Network encryption concepts and tools • Types of firewalls and what they do • Intrusion detection and prevention systems • Security information and event management tools