Bruno Tenhagen is an IRCA-certified Lead Tutor for accredited ISMS courses, IRCA Lead Auditor ISMS and trainer of ISMS auditors in Europe, Asia and America. He also works as a BSI (Germany) certified audit team leader for ISO 27001 baseline protection. Previously, he worked for many years at TÜV Rheinland GmbH as Product Manager ISO 27001 and Senior Auditor ISMS.