# core_mnet (subsystem) Upgrade notes

## 5.2

### Removed

- The `\mnet_peer::get_public_key()` has been removed from `public/mnet/peer.php`.

  For more information see [MDL-87425](https://tracker.moodle.org/browse/MDL-87425)

## 5.0

### Removed

- Remove deprecated mnet_peer::get_public_key()

  For more information see [MDL-78304](https://tracker.moodle.org/browse/MDL-78304)