Develop a strong foundation in computer science and information technology: A good understanding of networking, operating systems, programming languages, and security concepts is essential.
Learn about different types of vulnerabilities: Familiarize yourself with different types of security vulnerabilities and attack vectors, such as SQL injection, cross-site scripting, and buffer overflow.
Practice using different security tools: Familiarize yourself with security tools such as vulnerability scanners, network analyzers, and exploit frameworks.
Build a lab environment: Set up a lab environment to practice your skills in a safe and controlled setting. This can involve installing virtual machines and creating a network of different machines to simulate real-world scenarios.
Participate in capture-the-flag (CTF) challenges: Participating in CTF challenges is a great way to improve your skills and learn new techniques.
Obtain certifications: There are several certifications available for pentesters, such as the Offensive Security Certified Professional (OSCP), the Certified Ethical Hacker (CEH), and the GIAC Penetration Tester (GPEN).
Develop strong communication skills: As a pentester, you will need to be able to effectively communicate your findings and recommendations to clients and other stakeholders.
Tips : Remember that becoming a pentester is a continuous learning process. Keep up-to-date with new vulnerabilities and techniques, and continue to develop your skills and knowledge