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21bshwjt/README.md
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Biswajit Biswas

Cyber Security Architect | Identity & Access Management | Automation Enthusiast

IAM & Security Engineer · India 🇮🇳


👨‍💻 About Me

  • 🔐 Specialized in Identity & Access Management (IAM), Active Directory, Microsoft Entra ID, PAM, IGA, and PKI
  • ☁️ Working across Microsoft 365 Security, Azure / Entra ID, and hybrid identity environments
  • 🛡️ Passionate about Zero Trust, Tiered Administration, JIT/JEA, and enterprise hardening
  • 💻 Building automation with PowerShell, Microsoft Graph API, and Azure Automation
  • 🔎 Focused on Identity Security, Conditional Access, Security Assessments, and Tenant Hardening
  • 🚀 Exploring DevSecOps, Cloud Security, and identity-driven automation
  • 🤝 Open to collaborating on IAM, Security Automation, and Microsoft Security projects

🌐 Connect With Me

LinkedIn GitHub


🚀 Current Focus

  • 🔵 Microsoft 365 & AD Posture Management Dashboard
  • 🔵 Microsoft Entra ID Security & Governance
  • 🔵 Conditional Access & Identity Protection
  • 🔵 Microsoft Graph API Automation
  • 🔵 Hybrid Identity Hardening
  • 🔵 PowerShell Reporting Frameworks
  • 🔵 Zero Trust Security Architecture
  • 🔵 Okta Posture Management Dashboard

🛠️ Tech Stack & Skills

🔐 Identity & Security

Active Directory Microsoft Entra ID PAM Identity Governance PKI Zero Trust

☁️ Cloud & Microsoft 365

Microsoft Azure Microsoft 365 Azure Automation Azure Key Vault Microsoft Graph API

💻 Languages & Automation

PowerShell Bash HTML5

🔧 Tools & Infrastructure

Windows Server Git GitHub VS Code


🔎 Security & Assessment Areas

Area Details
🆔 Microsoft 365 Security Assessments Security posture reviews for Microsoft Entra ID tenants
🔒 Conditional Access Gap Analysis Policy coverage review & hardening recommendations
🔑 Privileged Access Reviews JIT / JEA / PAM design and access reviews
📋 Service Principal Security OAuth permission discovery & SP risk assessment
🛡️ Tenant Hardening & Baselines CIS Benchmark reporting & security baseline enforcement
📡 Hybrid Identity Monitoring AD Connect health, sync, and security monitoring

📌 Featured Projects

Repository Description Tech
🖥️ AD Replication Monitoring Active Directory Replication Monitoring with HTML Email Alerts PowerShell
🔍 DomainControllers Events Detection of Weak Ciphers & Legacy Authentication Protocols PowerShell
🏗️ Build Replica DomainController Automated Replica Domain Controller Deployment PowerShell
📡 Microsoft Graph API Microsoft Graph API Automation & Reporting Scripts PowerShell
⚙️ Az AutomationRunbooks Azure Automation Runbooks & Cloud Automation PowerShell Azure
🔑 Entra Hybrid Identity Toolkit Entra Hybrid Identity Administration Toolkit PowerShell Entra
🖥️ SysVol D4 - PowerShell SysVol-D4-PowerShell PowerShell GPO

"Security is not a product, but a process." — Bruce Schneier


⭐ From Biswajit Biswas · 🔐 IAM & Security Engineer · ☁️ Microsoft Security · 🛡️ Identity Protection

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  1. MicrosoftGraph MicrosoftGraph Public

    Microsoft Graph API

    PowerShell 1

  2. entra-hybrid-identity-toolkit entra-hybrid-identity-toolkit Public

    Users Administration