The Certified Advanced Software Security Testing Professional is an established certification that guarantees an individual\'s knowledge in recognizing, analyzing, and defending against security weaknesses in software applications. Software security advanced certification is meant for individuals who work in secure software development, application security testing, and penetration testing to ensure that applications are secure from cyber attacks and security breaches. With growing complexity in software systems, organizations are required to ensure that their applications meet stringent security standards and compliance guidelines like OWASP, NIST, ISO 27001, and PCI-DSS. The Certified Advanced Software Security Tester is equipped with the skills to perform thorough security testing, such as Static Application Security Testing (SAST), Dynamic Application Security Testing (DAST), and Interactive Application Security Testing (IAST). These methodologies assist in the detection and remediation of vulnerabilities such as SQL injection, cross-site scripting (XSS), buffer overflows, and insecure authentication mechanisms before they can be exploited. This certification program includes secure coding practices, ethical hacking methods, and security automation tools. The professionals learn by hands-on practice with security testing tools such as Burp Suite, OWASP ZAP, Metasploit, and SonarQube, enabling them to identify and prevent security vulnerabilities proactively. They also learn how to embed DevSecOps practices in CI/CD pipelines so that security is integrated into the Software Development Lifecycle (SDLC). A Certified Advanced Software Security Testing Professional has a key responsibility to ensure applications comply with security best practices, compliance requirements, and industry standards. They perform risk assessment, threat modeling, penetration testing, and incident response planning to enable organizations to secure their defenses against cyber attacks.