Earlier quoted context omitted.
There are lots of payment processors who will deal with explicit content. They tend to be fairly expensive though - partially justified since apparently chargebacks are outlandishly common. For example, CCBill will process essentially anything that isn’t illegal, albeit with 6% fees for “risky” industries and 10-15% fees for “adult” industries. https://ccbill.com/pricing (As an aside, one sort of neat thing about CCB…
This is the dirty little secret that everyone clutching their pearls over the OnlyFans 'scandal' won't talk about. There are plenty of providers who will deal with porn, but porn customers are shit customers who no one wants -- the fraud and chargeback rate is incredibly high so the cost of processing payments is equally high. The advantage that crypto brings to porn payments is not the pretend anonymity, it is that…
Specifically, BNY Mellon, acting in an intermediary role between OnlyFans' banks and creators' banks, allegedly blocked all payouts to creators.