> For the complete documentation index, see [llms.txt](https://guru-1.gitbook.io/bq-aquaris-e-4-5-ubuntu-phone/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://guru-1.gitbook.io/bq-aquaris-e-4-5-ubuntu-phone/en/chapter7.md).

# Firewall

The phone is completely open while connected to Wifi :-(

But, 'ufw' is shipped on the phone. You can open a terminal and do:

```
$ sudo ufw enable
```

See also <https://wiki.ubuntu.com/UncomplicatedFirewal>

XXX: not yet tested:

```
$ sudo ufw allow ssh/tcp
$ sudo ufw logging on
$ sudo ufw enable
$ sudo ufw status
Firewall loaded
```

Last updated: Sat Oct 17 13:09:43 CEST 2015