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Rafael Silva is a seasoned information security professional with extensive experience in leadership roles across various organizations. Currently serving as Senior Director of Information Security at KnowBe4 since February 2019, Rafael previously held multiple positions within the company, including Director of Information Security and Managing Director Latam. Prior to KnowBe4, Rafael was the Founder and CEO of El Pescador, a company acquired by KnowBe4, and has also held key roles such as Founder and CTO at EstuárioTI and Senior Information Security Consultant at Ediouro Publicações Ltda. Notable earlier roles include Lead Penetration Tester/Security Analyst in the Brazilian Air Force and several positions at Tempest Security Intelligence. Academic contributions include teaching information security at Faculdade Boa Viagem and managing security infrastructure at CESAR. Rafael's broad expertise encompasses penetration testing, vulnerability assessment, and security architecture.