About

About Me

Hi! This is Cyris (aka @yctseng1227), a newbie in Cybersecurity .

• Threat Researcher @ Trend Micro
• Member @ CTF Team MacacaHub

Interests

• Threat Hunting
• Network Security
• Competitive Programming
• Japanese Anime & Music
• Music Game Player: Maimai, DrumMania, beatmania IIDX
• FINAL FANTASY XIV (since 2022✨)

Awards

HITCON Education Defense 2021, Finalist	Taipei, Taiwan, Nov. 2021
全國資訊安全會議(CISC) CTF 個人賽, 嶄露頭角獎	Kaohsiung, Taiwan, Sep. 2020
T 貓盃全國資安基礎實務能力競賽 (大專院校組), 1st Place	Online, May 2020
資安技能金盾獎 Finals, Finalist	Taipei, Taiwan, Nov. 2019
ACM-ICPC Asia Taipei Regional Contest, Honorable Mention	Taipei, Taiwan, Nov. 2018
National Collegiate Programming Contest (NCPC), Finalist	Kaohsiung, Taiwan, Oct. 2018
全國大專 ITSA 盃程式設計桂冠挑戰大賽 (闖關組), Honorable Mention	Tainan, Taiwan, May 2018
ACM-ICPC Asia Hua-Lien Regional Contest, Honorable Mention	Hua-Lien, Taiwan, Nov. 2017
National Collegiate Programming Contest (NCPC), Finalist	Kaohsiung, Taiwan, Oct. 2017
全國大專 ITSA 盃程式設計桂冠挑戰大賽 (闖關組), Finalist	Taipei, Taiwan, May 2016
National Contest for Private Universities (NCPU), Finalist	Taipei, Taiwan, Jul. 2016

Presentations

[DECODE 2024] The Infinite Game: Against Earth Hundun and their Bear Corps	Manila, Philippines Sep. 10, 2024
[Lecture @NKNUSH] 關於網路的資安大小事	Kaohsiung, Taiwan Sep. 27, 2021
[CISC 2021] Cloud Gaming System and Security	Online Aug. 5, 2021
[CISC 2020 Training] 基礎網頁安全演練 feat. MacacaHub	Kaohsiung, Taiwan Sep. 1, 2020
[Lecture @NUK] 那些關於寫程式的三兩事	Kaohsiung, Taiwan Dec. 11, 2018

Activities

行政院國家資通安全網路攻防演練, 攻擊手	May 2020 - Aug. 2020
AIS3 新型態資安暑期課程, 學員	Jul. 27 - Aug. 2, 2020
國立中山大學 資安社, 社員 & 助教	Sep. 2019 - Aug. 2021
IOI Camp 程式解題競賽集訓營, 學員	Jan. 28 - Feb. 1, 2019
交大競技程式訓練冬令營 (NCTU PCCA), 學員	Jan. 16 - 20, 2017
國立高雄大學 競程社, 創社社長	Sep. 2017 - Aug. 2018
銘傳大學 賽碼研習社, 社員	Sep. 2015 - Aug. 2016

Conference Events

DECODE PH 2024 (Speaker)	Manila, Philippines
HITCON Enterprise 2024	Taipei, Taiwan
DEVCORE Conference 2023, 2025	Taipei, Taiwan
HITCON CMT 2020, 2021, 2022, 2023, 2024	Taipei, Taiwan
CYBERSEC 2020, 2021	Taipei, Taiwan
SITCON 2020, 2021, 2022	Taipei, Taiwan
COSCUP 2020, 2022	Taipei, Taiwan
CISC 2019, 2020 (Lecturer & 場務組), 2021 (Speaker)	Kaohsiung, Taiwan
MOPCON 2017, 2018, 2019, 2020, 2021	Kaohsiung, Taiwan

Side Story: Live Journey

Hoshimachi Suisei Live Tour 2024 “Spectra of Nova”（大阪）	おおきにアリーナ舞洲, Japan Dec. 10, 2024
NieR：Orchestra Concert 12024 [the end of data]	台北流行音樂中心, Taiwan Jun. 1, 2024
BANG! ACG 音樂祭（Highlights: 酸欠少女さユり, 中川翔子）	台北花博公園爭豔館, Taiwan Dec. 23, 2023
Sam Smith Gloria 全球巡迴演唱會-台北站	台北小巨蛋, Taiwan Oct. 9, 2023
MAN WITH A MISSION World Tour 2023 ～WOLVES ON PARADE～	Zepp New Taipei, Taiwan Sep. 17, 2023

About This Blog

目前以雜談為主，偶爾穿插點課程 or 競賽的心得。