Youngjoo (Jay) Lee

I got $7500 from VRP..! This is my first chrome bounty.

This was my first presentation ever! People are so nice and place is also great :) Thank you for @DefCampRO

“I wish there was a way to know you're in the good old days before you've actually left them.”

[1511448]V8 Spectre-v1 Vulnerability in V8-optimized code that allows speculative memory access to arbitrary 64-bit memory addresses, which bypasses the V8 Sandbox. issuetracker.google.com/issues/41484034 @5aelo Juhee Kim Youngjoo Lee

What started as a team of 5 high school students in 2018, is now a top 10 international team with members from all over the world. 1st place: 8 CTFs Single-digit place: 18 CTFs Attended on-site finals: 10 Organized CTFs: 3 Wishing you all a Happy and Blessed 2024!

@FetchDEX @gunsnrosesgirl3 omg I can't eat it

@gunsnrosesgirl3 @ashuu_lee polish chicken

The distinctive appearance of a buff laced Polish chicken

#BHMEA23 It was really nice. great challenges, good people, exciting trip, delicious food, and awesome venue. Thank you so much to the organizers! And thanks to my teammates @WreckTheLine + two special guys(@myriabreak badspell)

We had a great time at DEF CON CTF with @SuperGuesser and @codered_korea! Shout out to @osec_io for sponsoring our merch, and @MiscreantsHQ for the great shirt designs!

Beyond excited🔥🔥

I recently joined @osec_io as an auditor. And I became a $BONK millionaire at OtterSec's poker night :) It was very amusing! I am looking forward to a lot of experience in web3 with them.

Security: heap-buffer-overflow in TableView (reward: $4000) crbug.com/1348082

I also played DC30 with StarBugs! There were a lot of operational issues, but the on-site CTF was pretty fun after a long time. And we took 3rd place! Thanks to our team.

UAF in Views :)

GG! I played with StarBugs.

드디어..!

I played Google CTF with WreckTheLine and solved the FULLCHAIN. My exploit is here. gist.github.com/LYoungJoo/65f1…

@jun0jang 한번 더가자 !

훈련소 다녀오고 마음에 여유가 많이 생겨서 좋다

We got the 3rd prize~~ @codered_korea

@__lord_idiot yeah I think so :( thank you very much!

@ashuu_lee All the best man, hope you have a fruitful time in there. Compulsory military service sucks :/

Today I got second bounty from VRP :) It was UAF vulnerability in stable chrome.