Course Outline

· Security Fundamentals

§ Overview

§ The Growth of

§ Environments and Security

§ Our Motivation…

§ The Goal: Protecting Information!

§ CIA Triad in Detail

§ Approach Security Holistically

§ Security Definitions

§ Definitions Relationships

§ Method: Ping

§ The TCP/IP Stack

§ Which Services Use Which Ports?

§ TCP 3-Way Handshake

§ TCP Flags

§ Malware

§ Types of Malware

§ Types of Malware Cont...

§ Types of Viruses

§ More Malware: Spyware

§ Trojan Horses

§ Back Doors

§ DoS

§ DDoS

§ Packet Sniffers

§ Passive Sniffing

§ Active Sniffing

§ Firewalls, IDS and IPS

§ Firewall – First

§ Line of Defense

§ IDS – Second Line of Defense

§ IPS – Last Line of Defense?

§ Firewalls

§ Firewall Types:

§ (1) Packet Filtering

§ Firewall Types:

§ (2) Proxy Firewalls

§ Firewall Types –

§ Circuit-Level Proxy Firewall

§ Type of Circuit-

§ Level Proxy – SOCKS

§ Firewall Types –

§ Application-Layer Proxy

§ Firewall Types: (3) Stateful

§ Firewall Types:

§ (4) Dynamic Packet-Filtering

§ Firewall Types:

§ (5) Kernel Proxies

§ Firewall Placement

§ Firewall Architecture

§ Types – Screened Host

§ Multi- or Dual-Homed

§ Screened Subnet

§ Wi-Fi Network Types

§ Wi-Fi Network Types

§ Widely Deployed Standards

§ Standards Comparison

§ 802.11n - MIMO

§ Overview of Database Server

§ Review

· Access Controls

§ Overview

§ Role of Access Control

§ Definitions

§ More Definitions

§ Categories of Access Controls

§ Physical Controls

§ Logical Controls

§ “Soft” Controls

§ Security Roles

§ Steps to Granting Access

§ Access Criteria

§ Physical Access

§ Control Mechanisms

§ Biometric System Types

§ Synchronous Token

§ Asynchronous Token Device

§ Memory Cards

§ Smart Card

§ Cryptographic Keys

§ Logical Access Controls

§ OS Access Controls

§ Linux Access Controls
§ Accounts and Groups