上海交通大学：网络安全 Network Security（PPT讲稿，朱浩瑾）

南京大学：《软件安全 Software Security》课程教学资源（PPT课件讲稿）Use-after-free

I. Program Analysis II. Data Flow Analysis ✓ Available Expressions ✓ Liveness Analysis ✓ Reaching Definitions ✓ Very Busy Expressions III.Theory Behind IV. Sensitivity V. Summary

南京大学：《软件安全 Software Security》课程教学资源（PPT课件讲稿）Return-Orinted Programming（ROP Attack）

• Threat Model • Control Flow Graph • Control Flow Integrity basic implementation – Build CFG – Instrumentation – Evaluation – Security and Adversary • Binary-CFI(CCFIR) – Introduce – Implementation – Context-Sensitive CFI

Background Control Flow Hijack Control Flow Hijack Defense Canary Defense StackGuard StackGuard Weakness DiffGuard Polymorphic Canary Data Execution Prevention Definition DEP Scorecard Return-to-libc Attack ASLR ASLR Randomization ASLR

• Background • Software Security: Control-flow Hijack Attack ➢ Memory Layout , Stack frame, & Procedure ➢ Buffer Overflow: Vulnerability, & Defenses ➢ RILC, Return-Oriented Programming ➢ ASLR & CFI • Software Security: Non-control Data Attack ➢ Data Oriented Programming • Summary

全身望诊 inspection 望神、望色、 望形态 望排出物 望舌 司外揣 内原理 闻诊 听声音 嗅气味 闻诊

 6.1 无线通信和802.11无线局域网标准  6.2 有线等价隐私协议  6.3 Wi-Fi 访问保护协议  6.4 IEEE 802.11i/WPA2  6.5 蓝牙安全机制  6.6 无线网状网的安全性

1. 动态电路的概念、方程及其初始条件 2. 一阶电路的时间常数 3.一阶电路的零输入响应、零状态响应、全响应