I should have said "algorithm deployment" or something. The main point is that on the server side, you can change the hash (or its seed) anytime you want, if th

I should have said "algorithm deployment" or something. The main point is that on the server side, you can change the hash (or its seed) anytime you want, if the false positive rate is getting too high. It may be possible to do the same thing to the client actually.