I have played DragonCTF 2021 with team Water Paddlers . We ended up at #7 worldwide.
I solved 1 web challange – webpwn along with my teammates @rekter0 , @PewGrand and @ZeddYu_Lu .

I have played TokyoWesterns CTF 2020 with team Invaders . We ended up at #21 worldwide.
I solved only 2 web challenges – Urlcheck v1 and Urlcheck v2. Should try harder next time!

I have played AllesCTF 2020 with team Invaders . We ended up at #21 worldwide.
I solved 1 web challenge – Only Freights, along with our team captain @S1r1u5_

Scrolling through the twitter, I found a series of nodejs challenges posted by @gynvael . I gave it a try and solved 3 out of 5 challenges!

Here are the writeups for the challenges I have solved…