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Caio Cezar Vieira

Cyber Security Engineer @Banco Bradesco

Osasco, BR
EMAILS
[email protected]
MOBILE NUMBERS
+91 *********19

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WORK HISTORY

Dec 2025 — Present

Cyber Security Engineer @Banco Bradesco

Osasco, BR

Product Engineer | Authentication & Identity SecurityAtuação técnica na Squad de Authentication, focado na sustentação e evolução de soluções de identidade em nuvem e híbridas, utilizando o ecossistema Azure e Microsoft Entra ID.Implementação de protocolos de autenticação modernos como OIDC (OpenID Connect) e SAML, assegurando a integração segura entre aplicações e o provedor de identidade.Engenharia de Identidade, Azure Active Directory (Entra ID), Autenticação Multifator (MFA) e Protocolos de Segurança.

EDUCATION

N/A

FIAP

Master of Business Administration - MBA

N/A

Universidade Bandeirante de São Paulo

Graduação

ABOUT CAIO CEZAR VIEIRA

Information Security Specialist | CyberSecurity Engineer | Identity & Access Management (IAM)| GRC | Microsoft Entra ID | AuthN | Banking Sector​Information Security professional with over 10 years of solid experience in the banking sector, specializing in Identity and Access Management (IAM). Throughout my career, I have led strategic initiatives focused on fraud prevention, regulatory compliance, and the implementation of robust access controls, directly contributing to the increased maturity of security programs in the organizations I\'ve served.​ Currently focused on modernizing identity infrastructures using Microsoft Entra ID, implementing Zero Trust architectures through Conditional Access policies, and strengthening authentication layers with Microsoft Authenticator (MFA). Continuously expanding expertise in federated authentication, attribute-based access control (ABAC), and advanced RBAC/PBAC models.​ Key Competencies:​Modern Identity & Cloud Security: Expert management of Microsoft Entra ID, including B2B/B2C identities and hybrid environment synchronization.​Adaptive Access Control: Designing and deploying Conditional Access policies to enforce granular security based on signals (user, device, location, and risk).​Multi-Factor Authentication (MFA): Implementation and governance of Microsoft Authenticator to eliminate weak entry points and prevent account takeover.​Identity and Access Management (IAM): Lifecycle management, Provisioning, and De-provisioning.​Segregation of Duties (SoD): Design and review for complex financial environments.​Compliance & Frameworks: Expert knowledge in SOX and Brazilian Central Bank Resolution No. 4.893.​Security Governance (GRC): Risk management, policy development, and audit readiness.​Agile Leadership: Strategic project management using Scrum, Kanban, and Lean.​ Certifications:ISO/IEC 27001, 27002, 27005, – supported by an academic background focused on Information Security and Data Protection.​🧩 I bring a unique combination of deep technical expertise in cloud identity, strong leadership, and a strategic vision, consistently delivering security solutions that strengthen resilience, ensure compliance, and enable business growth with confidence.

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