Advanced Security Tester Exam Structure
The Advanced Security Tester exam will is comprised of 45 multiple choice questions, with a pass mark grade of 65% to be completed within 120 minutes. Participants that take the exam not in their spoken language, will receive additional 25% time, and will have 30 minutes more, or a total of 150 min.
Accredited Training Providers
Exams may be taken as part of a course delivered by an Accredited Training Provider or taken independently at an examination center or in a public exam.
The typical duration of the Advanced Security Tester Certification Training offered by an Accredited Training Provider is 3 days. Completion of an accredited training course is not a prerequisite for participating to the exam.
Please refer to the Web Sites of the ISTQB® Member Boards and ISTQB® Accredited Training Providers for exam and training availability.
Source: http://www.istqb.org/certification-path-root/advanced-security-tester.html