Nelson Chukwuemeka-Awuja — BlogApplication Analyst in fintech & trading infrastructure. Cybersecurity, automation, and platform reliability. City of London.https://nelsonawuja.com/en-gbDocker Explained: No More "It Works on My Machine"https://nelsonawuja.com/blogs/docker-explained/https://nelsonawuja.com/blogs/docker-explained/A plain-English guide to what Docker is, how it works, and why developers swear by it.Thu, 11 Jun 2026 14:45:33 GMTdockerdev opssoftware engineeringweb developmentprogrammingPublic Wi-Fi: Why That Free Network at the Coffee Shop Isn't So Freehttps://nelsonawuja.com/blogs/public-wifi-risks/https://nelsonawuja.com/blogs/public-wifi-risks/Free Wi-Fi is everywhere. So are the people waiting to see what you're doing on it.Thu, 11 Jun 2026 14:45:33 GMTcybersecuritypublic wi fionline safetyvpndigital privacySocial Engineering: The Hack That Doesn't Touch Your Computerhttps://nelsonawuja.com/blogs/social-engineering/https://nelsonawuja.com/blogs/social-engineering/Attackers don't need to hack your computer. They just need to ask nicely.Thu, 11 Jun 2026 14:45:33 GMTsocial engineeringcybersecurityphishingonline safetyinfo sec