On 05/15/2018 01:22 AM, john wrote:

> On 05/14/18 14:58, Ángel wrote:
>> This paper is most interesting for the discovery of multiple ways email
>> client leak information on visualization.
>> (not clearly stated in the paper: some of them are already fixed, while
>> in other cases the developers are still working on providing them)
>>
>> Luckily, with Qubes it is easy to set a firewall rule so that your email
>> AppVM can only contact with your email server.
>> NB that some of these leaks are dns-based, so ideally you would not
>> allow it to perform any dns query, either.
>>
>> Best regards
>>
> can you give an example to the steps to   make such a fw rule,   if
> it's that simple  please ?
I would suggest simply only allowing the ports you need for your email
client.

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