Bug#851464: suggest/recommend python-bcrypt (provides bcrypt auth backend)

[Victor Seva]

I don't see any reference of bcrypt at [0]

[0] https://prosody.im/doc/modules/mod_auth_internal_hashed

And I would assume you meant lua bcrypt [1] witch is not even packaged

[1] https://github.com/mikejsavage/lua-bcrypt