--- title: "Phuoc Nguyen Dang (@phuocnd) | Hashnode" description: "Phuoc Nguyen Dang (@phuocnd) writes on Hashnode. Read their latest articles and follow their work." url: "https://hashnode.com/@phuocnd" --- @phuocnd # Phuoc Nguyen Dang @phuocnd · Ho Chi Minh City, Vietnam · Joined April 2026 ### [Dead Code Destroyed a $1.5B Company in 45 Minutes — Knight Capital](https://storyengine.hashnode.dev/dead-code-destroyed-a-15b-company-in-45-minutes-knight-capital?utm_source=hashnode&utm_medium=feed) On August 1, 2012, Knight Capital lost $440 million in 45 minutes. Not from a hack. From a deployment error. Dead code from 2003 woke up because one server out of eight missed an update. The deployment script failed silently and reported success. Fou... 2 min read · [storyengine.hashnode.dev](https://storyengine.hashnode.dev/dead-code-destroyed-a-15b-company-in-45-minutes-knight-capital?utm_source=hashnode&utm_medium=feed) [Apr 3](https://hashnode.com/posts/dead-code-destroyed-a-15b-company-in-45-minutes-knight-capital/69cfea08331df036ef7a9d3f) ### [11 Lines of Code Broke the Entire Internet](https://storyengine.hashnode.dev/11-lines-of-code-broke-the-entire-internet?utm_source=hashnode&utm_medium=feed) In 2016, one developer deleted 11 lines of JavaScript. Facebook, Netflix, and thousands of companies broke instantly. But here's the part most people miss. npm's CEO personally provided the developer with the script to delete everything. The platform... 1 min read · [storyengine.hashnode.dev](https://storyengine.hashnode.dev/11-lines-of-code-broke-the-entire-internet?utm_source=hashnode&utm_medium=feed) [Apr 3](https://hashnode.com/posts/11-lines-of-code-broke-the-entire-internet/69cfe64514a35f4931ca5e4a) ### [The Spy Who Coded For Two Years — The XZ Backdoor](https://storyengine.hashnode.dev/the-spy-who-coded-for-two-years-the-xz-backdoor?utm_source=hashnode&utm_medium=feed) A state intelligence operation spent two years building trust in an open-source project. Making real contributions. Being helpful. Then they planted a backdoor to every Linux server on the internet. It was caught because one engineer noticed SSH was ... 1 min read · [storyengine.hashnode.dev](https://storyengine.hashnode.dev/the-spy-who-coded-for-two-years-the-xz-backdoor?utm_source=hashnode&utm_medium=feed) [Apr 3](https://hashnode.com/posts/the-spy-who-coded-for-two-years-the-xz-backdoor/69cfe5dd0f38eb916ded37c4) ### [One File Satisfies 8.5 Million — The CrowdStrike Disaster](https://storyengine.hashnode.dev/one-file-satisfies-85-million-the-crowdstrike-disaster?utm_source=hashnode&utm_medium=feed) On July 19, 2024, CrowdStrike pushed a routine config file update to 8.5 million Windows machines. The file had 21 data fields. The parser expected 20. No bounds check. No integration test. Result: the largest IT outage in history. $5.4 billion in Fo... 1 min read · [storyengine.hashnode.dev](https://storyengine.hashnode.dev/one-file-satisfies-85-million-the-crowdstrike-disaster?utm_source=hashnode&utm_medium=feed) [Apr 3](https://hashnode.com/posts/one-file-satisfies-85-million-the-crowdstrike-disaster/69cfe5c709b54b73c100de1d)