Mayx

Full-Stack Developer | Cybersecurity Analyst | DevOps Engineer
Chengdu, CN.

About

Mayx is a highly motivated Network Engineering graduate with a strong foundation in full-stack development, cybersecurity, and DevOps. Recognized for discovering a Windows Sandbox vulnerability (CVE-2021-31208) and contributing to open-source projects, they excel in building robust systems, optimizing infrastructure, and solving complex technical challenges. With extensive hands-on experience in Linux administration, containerization, and web development, Mayx is poised to deliver innovative solutions and drive impactful results in a dynamic tech environment.

Education

A University in Chengdu
Chengdu, Sichuan, China

Bachelor

Network Engineering

Courses

Computer Networks

Operating Systems

Databases

Network Security

Python Programming

Awards

Open Source Contributions

Awarded By

Various Open Source Projects

Contributed to multiple open-source projects, including 'zip-quine-generator' and 'coi-serviceworker', by submitting Pull Requests to enhance functionality and resolve issues.

Microsoft Security Acknowledgement

Awarded By

Microsoft Security Response Center

Received official acknowledgment and thanks from Microsoft for discovering and reporting CVE-2021-31208, a local privilege escalation vulnerability in Windows Sandbox.

CTF Competition Team Award

Awarded By

University Internal CTF

Achieved third place in the university's Capture The Flag competition as part of a team, demonstrating strong collaborative problem-solving and cybersecurity skills.

CTF Individual First Blood & Second Blood

Awarded By

University Internal CTF

Secured 'First Blood' and 'Second Blood' distinctions in the university's Capture The Flag competition, indicating rapid and accurate vulnerability exploitation.

Innovation Competition Participation Award

Awarded By

University Innovation Committee

Awarded for participation in an innovation competition for the 'Cloud Phone Concept Planning' project, showcasing innovative thinking and strategic planning abilities.

Publications

Design and Development of a Nucleic Acid Testing Registration System based on ThinkPHP5.1

Published by

A University in Chengdu

Summary

Developed a comprehensive nucleic acid testing registration system utilizing the ThinkPHP5.1 framework, demonstrating proficiency in web development, database design, and system architecture for a real-world application.

Languages

Chinese

Skills

Programming Languages

Shell, PHP, JavaScript, Python, HTML/CSS, C, Java, Go.

Operations & System Management

Linux (CentOS, Ubuntu, Alpine), Nginx, Apache, MySQL, PHP-FPM, Hyper-V, ESXi, PVE, KVM, Docker, Koyeb, Cloudflare Workers, Internal Network Penetration, VPN, Proxy (SSH Tunnel, frp, wssocks).

Security & Attack/Defense

Vulnerability Discovery, CTF Participation, CTF Question Design, Penetration Testing (Information Gathering, XSS, SQL Injection, File Upload Vulnerability Exploitation), Security Hardening (Firewall Configuration, SSL Certificate Management, CSP Policy, Origin Protection).

Frontend & Backend Development

Static Blog Building (Jekyll), Theme Customization, PHP Development (Forum, Counter, Image Host, API Interfaces), JavaScript (jQuery, AJAX, Service Worker), Database Design (MySQL, SQLite).

Hardware & Embedded

Raspberry Pi Applications (FM Radio, Server, Linux System Porting), PCB Design (EasyEDA), Old Device Utilization (phone as server, old computer with Linux).

Interests

Technology Exploration

Principle Understanding, Knowledge Sharing (Blogging), Hands-on Prototyping.

System Reliability

Security Awareness, Operations Experience, System Stability, Data Backup.

Continuous Learning

Learning from Failure, Solution Optimization.

Community Engagement

Forum Maintenance, Website Management.

Projects

MaBBS Forum Engine

Summary

Developed a lightweight BBS engine using Linux Shell, supporting both web and command-line access, demonstrating early-stage software development capabilities and long-term project commitment.

Automated Backup and Distribution System

Summary

Developed an automated system for data backup and content distribution following a server data loss incident, showcasing expertise in system reliability and DevOps practices.

WeChat Push Bot

Summary

Created a Server-chan alternative using WeChat official account test numbers for template message pushing, demonstrating proficiency in API integration and high-volume messaging systems.

CTF Question Design Experience

Summary

Contributed as a co-organizer and question designer for an internal CTF competition, demonstrating expertise in cybersecurity principles and challenge creation.

Discovery of CVE-2021-31208

Summary

Discovered a local privilege escalation vulnerability within the Windows Sandbox file system mapping, leading to official recognition from Microsoft.

Cloud Phone Concept Planning

Summary

Developed a concept and proposal for a 'Cloud Phone' architecture, shifting computation to the cloud, showcasing strategic thinking and innovation.

Blog Counter

Summary

Independently developed a PHP+MySQL-based blog click counter to replace a defunct third-party service, demonstrating practical problem-solving and full-stack development skills.