
CTFL certification is the certification exam conducted by the International Software Testing Qualifications Board (ISTQB). ISTQB certification exams are performed internationally.
Certified Tester Foundation Level (CTFL) is one of the most common credentials in software testing. It is a severe, examination-based, professional certification program. CTFL Certification is given to candidates who successfully cleared the International Software Testing Qualifications Board (ISTQB) Certified Tester Foundation Level (CTFL) Exam.
The Foundation Certification is the entry-level certification designed for fresher and experienced practitioners wishing to start moving up the ladder of ISTQB certifications. The Foundation Certification goals are to ensure a broad understanding of the fundamental best practices and critical software testing ideas and provide a foundation for professional growth.
The CTFL syllabus covers six main topics:

To achieve the professional designation of ISTQB Certified Tester - Foundation Level from the ISTQB, candidates must clear the CTFL Exam with the minimum cut-off score. For those who wish to pass the ISTQB Tester Foundation certification exam with good percentage, please take a look at the following reference document detailing what should be included in ISTQB Foundation Level Exam preparation.
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