To check the authenticity of a certificate issued by BSTQB, use the search function below.

Persons who didn't authorised their names to be displayed on the site will have "NOT AUTHORISED" in their place.

The certificate numbering will be displayed partially to prevent this number from being misused by someone else.

If you have correctly entered your certificate number (full), or your name (full or partial) and no information has been submitted, or if you have any questions about the information submitted, please contact the Examinations Directory (exame@bstqb.org.br).

Name ID Level Certification Date
Marcos Vinícius Silva 21-CTFL-XXXXX-BR CTFL Foundation Level 2021-11-06
Marcos Wan Chia Tsai 15-CTFL-XXXXX-BR CTFL Foundation Level 2015-12-16
Marcos Wan ChiaTsai 17-CTFL-AT-XXXXX-BR CTFL-AT Agile Tester 2017-05-02
Marcos Willer Gomes Duarte 22-CTFL-XXXXX-BR CTFL Foundation Level 2022-04-08
Marcos William Cardoso Dos Santos 25-CTFL-XXXXX-BR CTFL Certified Tester Foundation Level 2025-11-10
Marcos Willian de Souza 23-CTFL-XXXXX-BR CTFL Certified Tester Foundation Level 16/06/2023
Marcus Almeida da Silveira 09-CTFL-XXXXX-BR CTFL Foundation Level 2009-10-09
Marcus Antonio Rodrigues Melo 25-CTFL-XXXXX-BR CTFL Certified Tester Foundation Level 2025-12-15
Marcus de Simoni Craveiro 10-CTFL-XXXXX-BR CTFL Foundation Level 2010-07-01
Marcus Nathan Dantas da Silva 19-CTFL-XXXXX-BR CTFL Foundation Level 2019-11-22