βœ‰οΈ Contact

jeon95u@gmail.com

πŸ“± SNS

https://facebook.com/jeon95u

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πŸ’» Career

비바리퍼블리카

Toss Core Security Tech Team

Security Researcher

2023.06 ~

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https://toss.im/

λΌμ˜¨μ‹œνμ–΄ / λΌμ˜¨ν™”μ΄νŠΈν–‡

ν•΅μ‹¬μ—°κ΅¬νŒ€ νŒ€μž₯

Team Leader, Offensive Security Researcher

2016.03 ~ 2023.06

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https://www.raoncorp.com/

https://core-research-team.github.io/

μ°¨μ„ΈλŒ€ λ³΄μ•ˆλ¦¬λ” μ–‘μ„± ν”„λ‘œκ·Έλž¨

취약점뢄석 νŠΈλž™ λ©˜ν† 

2020.07 ~

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https://www.kitribob.kr/

πŸŽ“ Education

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μΈν•˜λŒ€ν•™κ΅

κ³΅κ³ΌλŒ€ν•™ 컴퓨터곡학과 학사

2014.03 ~ 2019.02

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κ³ λ €λŒ€ν•™κ΅

μ»΄ν“¨ν„°μ •λ³΄ν†΅μ‹ λŒ€ν•™μ› μ†Œν”„νŠΈμ›¨μ–΄λ³΄μ•ˆν•™κ³Ό 석사

2019.03 ~ 2021.08

πŸ† Prize

λ‚ μ§œ λŒ€νšŒ μˆœμœ„ νŒ€
2023.09 WACON 2023 μ˜ˆμ„  3μœ„ GYG
2023.08.25 2023 CODEGATE μΌλ°˜λΆ€ μ˜ˆμ„  7μœ„, λ³Έμ„  5μœ„ GYG
2023.08 DEF CON 31 CTF μ˜ˆμ„  4μœ„, λ³Έμ„  8μœ„ SuperDiceCode
2023.07.12 2023 μ‚¬μ΄λ²„κ³΅κ²©λ°©μ–΄λŒ€νšŒ (CCE2023) πŸ† μΌλ°˜μ€€μš°μŠΉ GYG
2022.11 2022 ν™”μ΄νŠΈν–‡ μ½˜ν…ŒμŠ€νŠΈ λ³Έμ„  7μœ„, μ˜ˆμ„  5μœ„ GYG
2022.10.27 2022 μ‚¬μ΄λ²„κ³΅κ²©λ°©μ–΄λŒ€νšŒ (CCE2022) πŸ† 일반우승 GYG
2022.08 DEF CON 30 CTF λ³Έμ„  3μœ„ StarBugs
2022.07.16 Whitehat Attack Contest 2022 (WACON2022) λ³Έμ„  6μœ„, μ˜ˆμ„  8μœ„ GYG
2022.04 Locked Shields 2022 λ―Όκ°„ μ°Έκ°€ GYG
2022.02.27 2022 CODEGATE μΌλ°˜λΆ€ μ˜ˆμ„  11μœ„, λ³Έμ„  ?μœ„ GYG
2021.10.27 2021 μ‚¬μ΄λ²„κ³΅κ²©λ°©μ–΄λŒ€νšŒ (CCE2021) πŸ† 일반우승 GYG
2021.10 2021 ν™”μ΄νŠΈν–‡ μ½˜ν…ŒμŠ€νŠΈ μ˜ˆμ„  6μœ„, λ³Έμ„  5μœ„ GYG
2021.08 DEF CON 29 CTF λ³Έμ„  4μœ„ StarBugs
2020.11 Trend Micro CTF 2020 μ˜ˆμ„  8μœ„, λ³Έμ„  8μœ„ GYG
2020.10.30 2020 μ‚¬μ΄λ²„κ³΅κ²©λ°©μ–΄λŒ€νšŒ (CCE2020) πŸ† μΌλ°˜μ€€μš°μŠΉ GYG
2020.10 2020 μ‚¬μ΄λ²„μž‘μ „ κ²½μ—°λŒ€νšŒ μ˜ˆμ„  4μœ„, λ³Έμ„  5μœ„ GYG
2020.08 DEF CON 28 CTF λ³Έμ„  11μœ„ StarBugs
2020.04 Midnight Sun CTF 2020 μ˜ˆμ„  15μœ„ GYG
2020.03 zer0pts CTF 2020 1μœ„ god_shpik
2020.02 2020 CODEGATE μΌλ°˜λΆ€ https://www.facebook.com/179495678739460/posts/3253666301322367/ ROK
2019.11 Belluminar 2019 CTF λΆ€λΆ„ 2μœ„, μ’…ν•© 2μœ„ Codered+GYG
2019.11 Trend Micro CTF 2019 μ˜ˆμ„  7μœ„, λ³Έμ„  6μœ„ GYG
2019.10 2019 μ‚¬μ΄λ²„κ³΅κ²©λ°©μ–΄λŒ€νšŒ (CCE2019) πŸ† 일반우승 GYG
2019.09 2019 μ‚¬μ΄λ²„μž‘μ „ κ²½μ—°λŒ€νšŒ 9μœ„ GYG
2019.08 DEF CON 27 CTF μ˜ˆμ„  9μœ„, λ³Έμ„  15μœ„ CGC
2019.04 Midnight Sun CTF 2019 μ˜ˆμ„  12μœ„ GYG
2018.12 μΈν•˜λŒ€ν•™κ΅ 2018 컴퓨터곡학 쒅합섀계 πŸ† μ΅œμš°μˆ˜μƒ (1μœ„)
2018.12 SECCON 2018 International CTF μ˜ˆμ„  12μœ„, λ³Έμ„  11μœ„ GYG
2018.11 Belluminar 2018 CTF λΆ€λΆ„ 2μœ„, μ’…ν•© 2μœ„ GYG
2018.10 2018 μ‚¬μ΄λ²„κ³΅κ²©λ°©μ–΄λŒ€νšŒ (CCE2018) κ³΅κ²©νŒ€ πŸ† 1μœ„ GYG
2018.08 Samsung CTF 2018 πŸ† μž₯렀상 jeong.su (개인)
2018.08 DEF CON 26 CTF μ˜ˆμ„  15μœ„, λ³Έμ„  13μœ„ C.G.K.S
2018.06 Midnight Sun CTF 2018 μ˜ˆμ„  6μœ„, λ³Έμ„  8μœ„ GYG
2018.04 2018 CODEGATE μΌλ°˜λΆ€ μ˜ˆμ„  7μœ„, λ³Έμ„  μ§„μΆœ GYG
2017.11 2017 μ‚¬μ΄λ²„κ³΅κ²©λ°©μ–΄λŒ€νšŒ(CCE2017) κ³΅κ²©νŒ€ μ˜ˆμ„  2μœ„, λ³Έμ„  5μœ„ GYG
2017.11 Belluminar 2017 CTF λΆ€λΆ„ 1μœ„, μ’…ν•© 3μœ„ GYG
2017.08 Samsung CTF 2017 πŸ† μž₯렀상 jeong.su (개인)
2017.08 DEF CON 25 CTF μ˜ˆμ„  8μœ„, λ³Έμ„  9μœ„ RRR
2017.06 Nuit du Hack CTF 2017 μ˜ˆμ„  6μœ„, λ³Έμ„  μ§„μΆœ GYG
2017.01 SECCON 2016 International CTF μ˜ˆμ„  17μœ„, λ³Έμ„  12μœ„ GYG
2016.12 제 7회 ν™€λ¦¬μ‰΄λ“œ ν•΄ν‚Ή νŽ˜μŠ€ν‹°λ²Œ 2016 5μœ„ GYG
2016.09 제 3회 μ†Œν”„νŠΈμ›¨μ–΄ κ°œλ°œλ³΄μ•ˆ κ²½μ§„λŒ€νšŒ πŸ† μš°μˆ˜μƒ
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