Punk tends to lean towards modifying what you have with what tools are available, and shopping second-hand. As a bonus, the inherent aesthetic is harder for the fashion industry to co-opt.
For those not in the know, he was a member of a number of New York punk bands in the 70s. Malcolm McLaren nicked his style (along with that of others) and brought it over to England to sell in his clothing store Sex.
I still don’t think anyone who’s in the hacktivist scene really gives a shit or at least doesn’t give a shit on whole any more than any other group does.
Let me spend several months trying to identify exploits while siting at my computer but also take the time every day to coordinate a cute outfit…