On Fri, 2022-01-21 at 09:10 -0500, Mladen Gogala wrote: > On 1/20/22 09:25, Laurenz Albe wrote: > > > It is not quite clear what you mean, but I assume you want password complexity rules, > > and you want to force users to change their password after a while. > > > > You cannot do any of that with passwords in the database; the best you can > > do is set an expiration time for the user's ability to log in. > Actually, you can. There is the standard "passwordcheck" module described in the documentation: > https://www.postgresql.org/docs/current/passwordcheck.html > You would have to do some C programming, but it's very possible. That is no solution, because it cannot check hashed passwords (except with cracklib). I wrote it. Laurenz Albe