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Penetration Tester

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March 29, 2024 Updated April 14, 2025 18 minute read

Penetration Tester

A Penetration Tester, often called an ethical hacker, plays a crucial role in cybersecurity. Their primary function is to simulate cyberattacks against an organization's computer systems, networks, and web applications to identify security weaknesses before malicious actors can exploit them. Think of them as authorized burglars, testing the locks and alarms to see where vulnerabilities lie.

This career involves a unique blend of technical expertise, creative problem-solving, and a strong ethical compass. Penetration testers get to explore systems deeply, uncovering hidden flaws and understanding how attackers think. The constant evolution of technology and threats means the learning never stops, making it an intellectually stimulating field for those with a persistent curiosity and a desire to stay ahead of the curve.

What is Penetration Testing?

Defining the Role and Its Purpose

Penetration testing is a methodical approach to evaluating the security of IT infrastructure by safely trying to exploit vulnerabilities. These vulnerabilities may exist in operating systems, services, application flaws, improper configurations, or risky end-user behavior. Such assessments are useful for validating the efficacy of defensive mechanisms, as well as end-user adherence to security policies.

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Salaries for Penetration Tester

City
Median
New York
$134,000
San Francisco
$156,000
Seattle
$162,000
See all salaries
City
Median
New York
$134,000
San Francisco
$156,000
Seattle
$162,000
Austin
$135,000
Toronto
$123,000
London
£75,000
Paris
€48,000
Berlin
€79,000
Tel Aviv
₪454,000
Singapore
S$78,000
Beijing
¥245,000
Shanghai
¥379,000
Shenzhen
¥182,000
Bengalaru
₹1,526,000
Delhi
₹570,000
Bars indicate relevance. All salaries presented are estimates. Completion of this course does not guarantee or imply job placement or career outcomes.

Path to Penetration Tester

Take the first step.
We've curated 24 courses to help you on your path to Penetration Tester. Use these to develop your skills, build background knowledge, and put what you learn to practice.
Sorted from most relevant to least relevant:

Reading list

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Provides an overview of Common Vulnerabilities and Exposures (CVEs), their classification, and use in vulnerability management systems. It valuable resource for IT professionals responsible for managing and mitigating vulnerabilities in their organizations.
This practical guide focuses on real-world penetration testing scenarios, empowering readers with hands-on techniques to identify and exploit vulnerabilities.
This comprehensive guide provides a step-by-step approach to penetration testing, covering fundamentals, tools, and techniques, making it suitable for both beginners and experienced testers.
Provides guidance on applying risk management principles to information security. It includes discussions on common vulnerabilities and their impact on information security.
Provides hands-on experience with penetration testing using Kali Linux, the industry-standard tool for ethical hacking. It covers identifying and exploiting common vulnerabilities, making it a valuable resource for ethical hackers and security professionals.
Covers vulnerability assessment, penetration testing, and risk analysis in detail. It provides a step-by-step methodology for identifying, evaluating, and mitigating vulnerabilities in information systems.
Covers a wide range of security assessment and testing techniques, including vulnerability assessment, penetration testing, and risk analysis. It provides valuable insights for security professionals seeking to identify and mitigate common vulnerabilities in their systems.
This comprehensive book covers both theoretical concepts and practical techniques for network penetration testing, making it suitable for both beginners and advanced testers.
This hands-on guide offers a practical approach to penetration testing, with step-by-step instructions and real-world examples to help readers master the techniques and tools used by professional testers.
Focuses on secure coding practices for developing secure software applications. It provides guidance on identifying and mitigating common vulnerabilities, helping developers write secure code and improve the overall security of their applications.
Written by a renowned expert in penetration testing, this book provides a practical and in-depth examination of the techniques and tools used in this field, with a focus on real-world scenarios and industry best practices.
Provides a comprehensive overview of vulnerability management, including identification, assessment, and mitigation of vulnerabilities.
This recipe-based guide offers practical solutions for common web application security issues, empowering developers and testers to enhance the security of their web applications.
This in-depth guide to the Metasploit penetration testing framework provides detailed instructions and case studies, making it a valuable resource for Metasploit users.
This comprehensive guide to web application security testing covers a wide range of topics, from basic concepts to advanced exploitation techniques, making it a valuable resource for penetration testers.
This comprehensive guide from the Open Web Application Security Project (OWASP) provides a detailed methodology for testing web applications, making it a valuable resource for penetration testers.
This specialized guide focuses on the unique challenges and techniques involved in penetration testing of web applications, covering topics such as web application security models, vulnerability assessment, and exploitation.
While not specifically focused on penetration testing, this book provides valuable insights into secure coding practices, which are essential knowledge for penetration testers who seek to identify and exploit software vulnerabilities.
Explores the techniques used to analyze and reverse engineer malware, providing valuable insights for penetration testers who encounter malicious code during their assessments.
This practical guide is dedicated to the Metasploit Framework, a widely used tool for penetration testing, providing comprehensive coverage of its features, capabilities, and best practices.
Focuses on the popular Kali Linux distribution, providing a practical guide to its tools and techniques for penetration testing and vulnerability assessment.
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