- 🏙️ Based in Frankfurt am Main, Germany
- 🔧 Senior SysAdmin & Developer since 1991
- 📧 Deep expertise in email infrastructure (hMailServer, Exim, Roundcube)
- 🖥️ Specializing in Windows/Linux automation & security
- 🤖 Building AI-powered research & consensus tools
- 🌐 deynekin.com · 📬 Mikhail@Deynekin.com
Languages & Scripting
Infrastructure & OS
Databases
Email & Web
| 🗂️ Project | 📝 Description | ⭐ |
|---|---|---|
| Windows-11-25H2-Update-Script | Automated Windows 11 enablement with BITS fallback, retry logic & signature validation | ⭐ 21 |
| RDP-Diagnostic-Tool | Full RDP diagnostics & auto-remediation suite for Windows 10/11 | ⭐ 3 |
| 1st-RDPMon | Server-side RDP session monitoring & alerting tool | ⭐ 1 |
| 1st-Remote-Session-Manager-Pro | Advanced RDP session manager: shadowing, view-only, logoff, GitHub auto-updates | ⭐ 1 |
| Get-Windows-Security-Events-By-IP | Forensic Windows Security log analyzer by IP with failure code decoding | ⭐ 1 |
| hMailServer-Spam-Provisioner | Idempotent IMAP spam folder & filter provisioner for all hMailServer accounts | — |
| SpamAssassin-Windows-PS7 | SpamAssassin as a Windows system service with daily rule updates via Task Scheduler | — |
| Consensus-AI | AI research assistant synthesizing peer-reviewed literature into actionable insights | — |
| sr-search-replace | Universal search & replace with session rollback, binary detection & backup management | ⭐ 1 |
| IIS-PHP-FastCGI-AutoDeploy | One-shot PowerShell installer for IIS + PHP FastCGI (Roundcube-ready) | — |
| MD.Viewer | Secure PHP Markdown viewer with auto TOC, footnotes, Mermaid diagrams, code copy, dark mode & searchable file browser | — |
🗄️ Email Infrastructure Arsenal
Everything I've built and maintain around email delivery, security, and automation:
- 📬 hMailServer — domains, accounts, aliases, distribution lists, antivirus integration
- 🛡️ SpamAssassin — running as a Windows service with automated rule updates
- 🔒 SPF · DKIM · DMARC — full deliverability stack configuration
- 🌐 Roundcube — deployment on IIS + PHP FastCGI, PostgreSQL backend, cache management
- 📤 Exim — routing, filtering, delivery tuning on Linux
- 🧹 Automated provisioning — idempotent spam folders, filter rules, antivirus hooks
🖥️ RDP & Remote Access Toolkit
A complete ecosystem for managing and securing Windows Remote Desktop:
- 🔍 RDP-Diagnostic-Tool — full system readiness check & auto-remediation
- 📡 1st-RDPMon — real-time server-side session monitoring
- 🎛️ 1st-Remote-Session-Manager-Pro — shadow, control, disconnect, message & logoff sessions
- 🔐 Get-Windows-Security-Events-By-IP — forensic brute-force & auth failure analysis
- 📊 Windows-LogOff — forcible user logoff with residual process cleanup
🤖 AI & LLM Tooling
Bridging sysadmin pragmatism with AI workflows:
- 🔬 Consensus-AI — multi-source AI research synthesizer (PHP backend)
- 🗂️ ctf-collect-to-file — collects source files into structured Markdown for LLM context windows
- 🏗️ LLM Code Projector — materializes LLM code responses into real file structures
Building tools that solve real problems — one commit at a time.