We are HG021B group, column Shanghai Xuhui, the logo is a purple rabbit exploring from a gentleman’s hat. The combination of the gentleman’s hat and the exploration rabbit is like a “rabbit hole”, which is a symbol of our exploration in the unknown offensive and defensive world.

• Core goal: to promote the development of network security, adhering to the spirit of the hacker club to share technology with the public and make common progress.

• Research direction: vulnerability analysis, shooting range, AWD, CTF…