Leonid M's articles
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Mermaid Flowcharts and Sequence Diagrams: From Basics to Production
Build flowcharts with subgraphs, nested layers, and CI/CD pipelines, plus sequence diagrams for auth flows and microservice interactions in Mermaid.
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OWASP API Security Top 10 (2023) - Interactive Bilingual Guide
Interactive bilingual guide to the OWASP API Security Top 10 (2023) with practical examples, testing methodologies, and prevention strategies in English and Ukrainian
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Pentesting Legacy Applications with phpMyChat-Plus
Exploring how I tested phpMyChat-Plus for security vulnerabilities, containerized it for reproducibility, and turned it into a pentesting lab
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Visualizing Network Reconnaissance with Nmap and DrawNmap
Combining Nmap's powerful scanning capabilities with DrawNmap's intuitive visualizations