Security+ Essentials

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© 2012 Neil Smyth / Payload Media. This eBook is provided for personal use only. Unauthorized use, reproduction and/or distribution strictly prohibited. All rights reserved.

Table of Contents

About Security+ Essentials Mandatory, Discretionary, Role and Rule Based Access Control An Overview of Access Control Mandatory Access Control Discretionary Access Control Role Based Access Control Rule Based Access Control Authentication and Identity Verification What is Authentication? Username and Password Challenge Handshake Authentication Protocol (CHAP) Kerberos Authentication Mutual Authentication Certificates Authentication using Tokens Biometrics An Overview of IT Security Threats and Attacks TCP and UDP Based Denial of Service (DoS) Attacks Distributed Denial of Service (DDoS) Attacks Back Door Attacks IP and DNS Spoofing Attacks Man in the Middle Attacks Replay Attacks TCP/IP Hijacking Mathematical Attacks Password Guessing Brute Force Password Attacks Dictionary Password Attacks Password Cracking Software Exploitation, Malicious Code and Social Engineering Software Exploitation Malicious Code Viruses Trojan Horses Logic Bombs Worms Social Engineering Identifying Common and Nonessential TCP/IP Ports and Services Understanding Ports and Services Securing Ports and Services Port Scanning Primary TCP/IP Ports and Assignments Understanding Communications Security Remote Access Virtual Private Network (VPN) Communications Point-to-Point-Tunneling Protocol (PPTP) Layer 2 Tunneling Protocol (L2TP) Internet Protocol Security (IPSec) 802.11x Wireless Connections Dial-Up Access Terminal Access Controller Access Control System (TACACS) Remote Authentication Dial-In User Service (RADIUS) Terminal Access Controller Access Control System Plus(TACACS+) Secure Shell (SSH) The Basics of Email and Web Security Email Security Pretty Good Privacy (PGP) Secure Multipurpose Internet Mail Extension (S/MIME) Dealing with Spam Email Web Based Security (SSL and TLS) IT Infrastructure Security Understanding Firewalls Packet-Filtering Firewalls Proxy Service Firewalls Stateful Inspection Firewalls Routers Switches Wireless DSL and Cable Modems Remote Access Service (RAS) Telecom/PBX Virtual Private Networks (VPN) Intrusion Detection Systems (IDSs) Network Monitoring and Diagnostics Simple Network Management Protocol (SNMP) IT Media Security Basics Cable Media Coax Cable Shielded and Unshielded Twisted Pair Cable (UTP/STP) Fiber Optic Cable Removable Storage Media Hard Drives Diskettes Tape Storage CD-R/DVD Electronic Media Network Security Topologies DMZ Internet Intranet Extranet Virtual Local Area Network (VLAN) Network Address Translation (NAT) Tunneling Intrusion Detection Systems An Overview of Intrusion Detection Systems IDS Architecture Host-based Intrusion Detections Systems (HIDS) Strengths of Host-based Intrusion Detection Systems Weaknesses of Host-based Intrusion Detection Systems Network-based Intrusion Detection Systems (NIDS) Strengths of Network-based Intrusion Detection Systems Weaknesses of Network-based Intrusion Detection Systems Responding to Incidents Security Baselines and Operating System, Network and Application Hardening Security Baselines Operating System Hardening Network Hardening Application Hardening Web Servers Email Servers FTP Servers DNS Servers Cryptography Basics What is Cryptography? Algorithms Hashing Algorithms Symmetric Encryption Algorithms Data Encryption Standard (DES) Triple DES (3DES) Advanced Encryption Standard (AES) Blowfish International Data Encryption Algorithm (IDEA) CAST Rivest Cipher (RC2, RC3, RC4, RC5, RC6) Asymmetric Algorithms RSA Diffie-Hellman ElGamal Elliptic Curve Cryptography (ECC) Cryptography Usage Confidentiality Integrity Nonrepudiation Authentication Digital Signatures An Overview of Public Key Infrastructures (PKI) What is a Public Key Infrastructure? Certificate Authorities (CA) Registration Authorities (RA) Certificate Repositories Digital Certificate Structure Certificate Lifecycles and Key Management Centralized and Decentralized Infrastructures

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	Table of Contents	Next
		About Security+ Essentials