Black Bauhinia is a Capture-the-Flag team from Hong Kong founded in mid-2019 and have been actively participating in CTF games since then. You can find us on CTFtime, Twitter or Facebook. As you can see, this page is still work-in-progress.

Our members

Mystiz (Joined Jul 2019)
I guess therefore I am. Will guess hard for flags.

harrier (Joined Jul 2019)


cire meat pop (Joined Jul 2019)

byronwai (Joined Jul 2019) - A bard who put all his AP to ATK

wwkenwong (Joined Jul 2019) - North Korea's botnet


ozetta (Joined Jul 2019)

kc (Joined Jul 2019)

Cousin (Joined Dec 2019) - Hellman Certified Cryptography Professional
A math guy who loves cryptography, but cryptography doesn't love back
double (Joined Dec 2019)

crabmony (Joined Mar 2020)

GeoffreyY (Joined Jul 2020)

eriri (Joined Jul 2020)

apple (Joined Jul 2020)

vikychoi (Joined Jul 2020)

M0UZ3 (Joined Sep 2020)

blackphreak (Joined Oct 2020) - An unlicensed front gate security
I have a dream that someday I can become a security researcher.
Kaiziron (Joined Oct 2020)

Stdor (Joined Dec 2020)

TC0129 (Joined Feb 2021) - Member of Kiryukai
This guy is too lazy to write. Peko.
egg (Joined Feb 2021)

cdemirer (Joined Apr 2021)

hoifanrd (Joined Apr 2021)

TWY (Joined Apr 2021)

Alyss (Joined Apr 2021)

468 (Joined Apr 2021)

bot_3310 (Joined May 2021)

streamline (Joined Jun 2021)
I play for free trips (if any) and HTB accounts