yoyo899843 (Shin-You Shih)

Whoami

  • 施信佑, also named yoyo899843
  • What did I do?
    • Cybersecurity
    • Infrastracture
    • Web Development

Education

  • National Central University
    Department of Information Management
    Bachelor's Degree
    2025 - Now
  • Wu-Ling Senior High School
    High School
    2022 - 2025

Occupation

  • Information Security Incubation Program - CRPC - HS
    Assistant
    Sep. 2025 - Now

Works

  • ISIP-HS CTF
    Project Manager
    Apr. 2026 - Now
  • NCtfU - 中央資安讀書會
    Technical Group Leader
    Jan. 2026 - Now
  • 11401 FHCTF
    Project Manager & Infra & Examination Reviewer
    Dec. 2025 - Apr. 2026
  • AIS3 Junior 2025
    Teaching assistant
    Aug. 2025
  • Zeroday C00kie
    Technical Group
    Nov. 2024 - Aug. 2025
  • 資安守門員隱寫術 & Wireshark 體驗營
    Teaching assistant
    Apr. 2025
  • 永平高中 CTF & Linux 體驗營
    Teaching assistant
    May. 2024

Presentations & Instructions

  • Chang Gung University - 網路攻防技術與應用課程
    Instructor
    Mar. 2026 - Now
  • New Taipei Municipal YPHS - Information Security Club
    Instructor
    Sep. 2025 - Now
  • NCtfU - 中央資安讀書會
    Instructor
    Feb. 2026 - Now

Certifications

  • iPAS 資訊安全工程師初級
  • iPAS 資訊安全工程師中級
  • Google Cybersecurity Certificate
  • TOEIC® Listening and Reading Test
    Score 930
  • 第十五屆APX全國高中數理能力檢定-物理 中級

Contests

  • CTF@CIT 2026
  • picoCTF 2026
    SeaTF@Global 100th
  • AIS3 EOF 2026
    海底總動員；Credit：感謝 YJK 鯊鯊 帶我進決賽，好玩
  • picoMini by CMU-Africa
    yoyo899843@Global 139th
  • AIS3 Junior 2025
    最佳助教獎
  • AIS3 2025
    最佳專題獎
  • MyFirstCTF 2025
    第 17 名
  • 2025北區高中職程式安全黑客松
    協作精神獎
  • AIS3 Junior 2024
    最佳專題獎
  • 2024 FHCTF
  • 113年度高中職 AI×資安 創意設計工作坊
    第二名

Conference & Community

  • Cybersec 2026
  • SITCON 2026
  • 10th AIS3 Taiwan Holy High 導師培訓
  • HITCON Cyber Range 2025 (Community)
  • HITCON 2025
  • SITCON 2025

Develope Experience

Devices

  • Asus TUF F15 Gaming Laptop
    i7-12700H + RTX 3050 4G
    32G DDR4
    SSD 512G + 512G
  • Desktop
    i3-12100F + RTX 2060 6G + RTX 2080 Ti 11G
    32G DDR4
    SSD 1T + HDD 2T
  • MacBook Pro 2015
    i5-5287U
    16G DDR3
    SSD 512G
  • Server
    Xeon E5-2680 v3
    64G ECC DDR4
    SSD 128G + SSD 1TB + HDD 1T×5

PC Builded

  • Xeon e5-2680 v3 + 64G ECC DDR4 Proxmox Server
  • Warhammer's i5-10400F + RTX 3060ti
  • QXQ3(i9-12900 es) + RTX 2080ti
  • i3-12100F + RTX 2060 6G
  • i3-8100 + 32G DDR4 Proxmox Server