CompTIA PenTest+ 2025 – 400 Free Practice Questions to Pass the Exam

The correct answer is the Open Source Security Testing Methodology Manual (OSSTMM). This methodology offers a comprehensive framework for various types of security testing, including penetration testing. It is designed to provide both guidelines and standardized practices for conducting security assessments. The OSSTMM outlines information security testing processes, making it a valuable resource for professionals in the field.

The OSSTMM is particularly notable for its emphasis on measurable results and empirical data, which align with the needs of security assessments. It is structured to ensure that pen testers can follow a consistent set of principles while adapting to the specific context of their tests. This framework serves as an open-source collection of documents outlining the requirements for carrying out thorough and effective penetration testing, thereby supporting a wide range of users and helping them adhere to best practices.

Other methodologies mentioned, while valuable in their own right, do not necessarily provide the same breadth and open-source nature as the OSSTMM. For example, the OWASP Testing Guide focuses on specific web application security testing, the Penetration Testing Execution Standard (PTES) provides a general framework but not as extensive in open-source materials, and NIST SP 800-115 is a government publication that may not be open-source in the same sense. Hence