--- title: "Nguyễn Cao Huy Hoàng (@antoinenguyen09) | Hashnode" description: "Hacker | CTF Player | Security Engineer. Read the latest articles by Nguyễn Cao Huy Hoàng on Hashnode." url: "https://hashnode.com/@antoinenguyen09" --- @antoinenguyen09 # Nguyễn Cao Huy Hoàng @antoinenguyen09 · Hanoi, Vietnam · Joined February 2023 Hacker | CTF Player | Security Engineer ### [TetCTF 2024](https://antoinenguyen-09.hashnode.dev/tetctf-2024?utm_source=hashnode&utm_medium=feed) TLDR Đợt này nghỉ làm "bảo vệ" 1 thời gian. Định rằng 3 năm sắp tới sẽ là 3 năm timeskip để nâng trình độ mình lên, luyện các loại haki quan sát đ cần nhìn cũng ra bug, haki vũ trang dùng tay không viết payload phát ăn ngay, haki bá vương làm mấy th... 17 min read · [antoinenguyen-09.hashnode.dev](https://antoinenguyen-09.hashnode.dev/tetctf-2024?utm_source=hashnode&utm_medium=feed) [Feb 5, 2024](https://hashnode.com/posts/tetctf-2024/65c02f6c9bc914f4385fd536) ### [\[CVE-2022-35649\] 1-Click RCE in Moodle v4.0.1](https://antoinenguyen-09.hashnode.dev/cve-2022-35649-1-click-rce-in-moodle-v401?utm_source=hashnode&utm_medium=feed) \[CVE-2022-35649\] 1-Click RCE in Moodle v4.0.1 6 min read · [antoinenguyen-09.hashnode.dev](https://antoinenguyen-09.hashnode.dev/cve-2022-35649-1-click-rce-in-moodle-v401?utm_source=hashnode&utm_medium=feed) [Mar 19, 2023](https://hashnode.com/posts/cve-2022-35649-1-click-rce-in-moodle-v401/641740cac55a5c4d53c027fc) ### [\[CVE-2022-35649\] 1-Click RCE in Moodle v4.0.1](https://blogs.night-wolf.io/cve-2022-35649-1-click-rce-in-moodle-v401?utm_source=hashnode&utm_medium=feed) I. Introduction: Moodle is a free and open-source Course Management System (CMS), also known as a Learning Management System (LMS) or a Moodle Learning Environment (VLE). Written in PHP, it is currently used for blended learning, distance education, ... 6 min read · [blogs.night-wolf.io](https://blogs.night-wolf.io/cve-2022-35649-1-click-rce-in-moodle-v401?utm_source=hashnode&utm_medium=feed) [Mar 9, 2023](https://hashnode.com/posts/cve-2022-35649-1-click-rce-in-moodle-v401/64099cbd76333aa2bec7fcdd) ### [Phương pháp phân tích và unpack các file PE (Portable Executable) bị nén](https://antoinenguyen-09.hashnode.dev/phuong-phap-phan-tich-va-unpack-cac-file-pe-portable-executable-bi-nen?utm_source=hashnode&utm_medium=feed) UPX Packed Reverse Engineering 17 min read · [antoinenguyen-09.hashnode.dev](https://antoinenguyen-09.hashnode.dev/phuong-phap-phan-tich-va-unpack-cac-file-pe-portable-executable-bi-nen?utm_source=hashnode&utm_medium=feed) [Mar 8, 2023](https://hashnode.com/posts/phuong-phap-phan-tich-va-unpack-cac-file-pe-portable-executable-bi-nen/64082f0251345a57a326d4b6) ### [Asian Cyber Security Challenge 2021 | API](https://antoinenguyen-09.hashnode.dev/asian-cyber-security-challenge-2021-api?utm_source=hashnode&utm_medium=feed) Asian Cyber Security Challenge 2021 7 min read · [antoinenguyen-09.hashnode.dev](https://antoinenguyen-09.hashnode.dev/asian-cyber-security-challenge-2021-api?utm_source=hashnode&utm_medium=feed) [Mar 8, 2023](https://hashnode.com/posts/asian-cyber-security-challenge-2021-api/64082d4b8a3ef14d0bf2d878)