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
Guilherme Assis da Silva Rosa 20-CTFL-XXXXX-BR CTFL Foundation Level 2020-02-21
Guilherme Augusto Barros 20-CTFL-XXXXX-BR CTFL Foundation Level 2020-09-26
Guilherme Augusto Sardinha Gonçalves Loiola 14-CTFL-XXXXX-BR CTFL Foundation Level 2014-12-12
Guilherme Augusto Sardinha Gonçalves Loiola 16-CPRE-FL-XXXXX-BR CPRE-FL Foundation Level 2016-05-06
Guilherme Augusto Silva Dos Santos 26-CTFL-XXXXX-BR CTFL Certified Tester Foundation Level 2026-05-18
Guilherme Augusto Soares Ferreira Cançado Oliveira 16-CPRE-FL-XXXXX-BR CPRE-FL Foundation Level 2016-08-19
Guilherme Barbosa da Silva 21-CTFL-XXXXX-BR CTFL Foundation Level 2021-06-11
Guilherme Barbosa Mendes da Silva 16-CTFL-XXXXX-BR CTFL Foundation Level 2016-08-19
Guilherme Basaglia 12-CTFL-XXXXX-BR CTFL Foundation Level 2012-09-14
Guilherme Baufaker Rêgo 17-CTFL-XXXXX-BR CTFL Foundation Level 2017-08-25