Password: Replace Pbkdf2 with Password.

lib/pleroma/mfa.ex

@@ -71,7 +71,7 @@ defmodule Pleroma.MFA do
   @spec generate_backup_codes(User.t()) :: {:ok, list(binary)} | {:error, String.t()}
   def generate_backup_codes(%User{} = user) do
     with codes <- BackupCodes.generate(),
-         hashed_codes <- Enum.map(codes, &Pbkdf2.hash_pwd_salt/1),
+         hashed_codes <- Enum.map(codes, &Pleroma.Password.hash_pwd_salt/1),
          changeset <- Changeset.cast_backup_codes(user, hashed_codes),
          {:ok, _} <- User.update_and_set_cache(changeset) do
       {:ok, codes}

lib/pleroma/user.ex

@@ -2187,7 +2187,7 @@ defmodule Pleroma.User do
   defp put_password_hash(
          %Ecto.Changeset{valid?: true, changes: %{password: password}} = changeset
        ) do
-    change(changeset, password_hash: Pbkdf2.hash_pwd_salt(password))
+    change(changeset, password_hash: Pleroma.Password.hash_pwd_salt(password))
   end
 
   defp put_password_hash(changeset), do: changeset

lib/pleroma/web/plugs/authentication_plug.ex

@@ -48,7 +48,7 @@ defmodule Pleroma.Web.Plugs.AuthenticationPlug do
   end
 
   def checkpw(password, "$pbkdf2" <> _ = password_hash) do
-    Pbkdf2.verify_pass(password, password_hash)
+    Pleroma.Password.verify_pass(password, password_hash)
   end
 
   def checkpw(_password, _password_hash) do