Youssef El Idrissi - Writing https://0xw3ston.github.io/writing/ Articles on AI security, LLM red teaming, and trust & safety by Youssef El Idrissi. en-us Sun, 25 Oct 2026 12:00:00 GMT Engineering a Production E-Commerce System https://0xw3ston.github.io/writing/ecommerce-website/ An overview of the architectural decisions, backend engineering challenges, infrastructure design, and lessons learned while building and operating a production e-commerce platform for a Paris-based startup. Sun, 25 Oct 2026 12:00:00 GMT https://0xw3ston.github.io/writing/ecommerce-website/ How I managed to recover an old PoS system https://dev.to/techlabma/how-i-managed-to-recover-an-old-pos-system-47l1 A hands-on troubleshooting story about restoring access to a legacy Ubuntu-based Point-of-Sale system, tracing frontend API requests to a running Odoo backend, investigating PostgreSQL, recovering application access, and bringing a broken interface back to life. Mon, 05 Oct 2026 12:00:00 GMT https://dev.to/techlabma/how-i-managed-to-recover-an-old-pos-system-47l1 The Importance of Testing https://dev.to/techlabma/the-importance-of-testing-35fc Why automated testing is essential for catching bugs, preventing regressions, and ensuring software reliability throughout development. Sat, 12 Sep 2026 12:00:00 GMT https://dev.to/techlabma/the-importance-of-testing-35fc Github Webhook CI/CD: Step-by-step guide https://dev.to/techlabma/github-webhook-cicd-step-by-step-guide-1j6g A practical guide to automating build, test, and deployment workflows using GitHub webhooks, connecting repository events to CI/CD pipelines that execute predefined tasks whenever code changes are pushed. Wed, 25 Feb 2026 12:00:00 GMT https://dev.to/techlabma/github-webhook-cicd-step-by-step-guide-1j6g Diffie-Hellman Key Exchange (DHKE) Algorithm https://dev.to/techlabma/diffie-hellman-key-exchange-dhke-algorithm-505b An explanation of how two parties can securely establish a shared cryptographic secret over an insecure communication channel without directly transmitting the secret itself. Wed, 08 Oct 2025 12:00:00 GMT https://dev.to/techlabma/diffie-hellman-key-exchange-dhke-algorithm-505b Push Notifications: How Your App Speaks When It's Sleeping https://dev.to/techlabma/push-notifications-4lma a dive into how Push Notifications work and the types of them (Native & Web). Sun, 18 May 2025 12:00:00 GMT https://dev.to/techlabma/push-notifications-4lma The SSH Protocol https://dev.to/0xw3ston/the-ssh-protocol-1k1e covering SSH's underlying purpose, OpenSSH server setup, security configuration, TCP forwarding, and public-key authentication for securely managing remote machines. Mon, 27 Jan 2025 12:00:00 GMT https://dev.to/0xw3ston/the-ssh-protocol-1k1e Understanding Client-Side Rendering: Frontend, Backend, APIs, and Authentication https://dev.to/0xw3ston/front-end-back-end-csr-2lj2 A practical introduction to how frontend and backend applications communicate in CSR-based architectures, covering API design, backend frameworks, and authentication mechanisms such as API keys and JWTs. Fri, 02 Aug 2024 12:00:00 GMT https://dev.to/0xw3ston/front-end-back-end-csr-2lj2