But what about on the server side? We generally know about passwords being salted and hashed. How are these recovery keys stored, regenerated etc? (I suppose th

But what about on the server side? We generally know about passwords being salted and hashed. How are these recovery keys stored, regenerated etc? (I suppose they are also salted and hashed, but they are shorter and potentially easier to crack than good passwords, given a breach, no? Or just one longer, tougher recoveryKeyGenKey need be salted and hashed.)