Book Image

CompTIA Security+ Certification Guide

By : Ian Neil
Book Image

CompTIA Security+ Certification Guide

By: Ian Neil

Overview of this book

CompTIA Security+ is a worldwide certification that establishes the fundamental knowledge required to perform core security functions and pursue an IT security career. CompTIA Security+ Certification Guide is a best-in-class exam study guide that covers all of CompTIA Security+ 501 exam objectives. It is authored by Ian Neil, who is a world-class trainer of CompTIA Security+ 501. Packed with self-assessment scenarios and realistic exam questions, this guide will help you master the core concepts to succeed in the exam the first time you take it. Using relevant examples, you will learn all the important security fundamentals from Certificates and Encryption to Identity and Access Management concepts. You will then dive into the important domains of the exam; namely, threats, attacks and vulnerabilities, technologies and tools, architecture and design, risk management, and cryptography and Public Key Infrastructure (PKI). This book comes with over 600 practice questions with detailed explanation that is at the exam level and also includes two mock exams to help you with your study plan. This guide will ensure that encryption and certificates are made easy for you.
Table of Contents (18 chapters)
12
Mock Exam 1
13
Mock Exam 2
15
Acronyms

Programming Attacks

Programming attacks use scripts or overload the characters or integers expected. Let's look at these in turn:

  • Christmas Tree Attack: A Christmas Tree attack is where the packet has a number of flags or settings set to open. An example is that the flags are set to one; for example, the URG, PUSH, and FIN flags are all set to a value of 1, meaning that they are open. A large number of these data-heavy packets can slow down or overload a network. As the URG is set to 1, this means that this packet should have a higher priority over other packets.
  • Dynamic Link Library (DLL) Injection: This is a technique used for running code within the address space of another process by forcing it to load a DLL. This makes the application run differently from how it was designed to. For example, you could install a malware DLL in another process.
  • Cross-Site Request Forgery...