From: Michael Tremer <michael.tremer@ipfire.org>
To: development@lists.ipfire.org
Subject: Re: Should we block DoH by default?
Date: Wed, 04 Mar 2020 10:11:47 +0000 [thread overview]
Message-ID: <4E2571B2-5250-42CD-B608-0353D579E088@ipfire.org> (raw)
In-Reply-To: <20200304060002.GC26106@tarvainen.info>
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> On 4 Mar 2020, at 06:00, Tapani Tarvainen <ipfire(a)tapanitarvainen.fi> wrote:
>
> On Tue, Mar 03, 2020 at 06:32:00PM +0000, Peter Müller (peter.mueller(a)ipfire.org) wrote:
>
>> I like your suggestion, and see something like "reject any client
>> connecting to any other DNS server on the internet" similar to blocking
>> outbound connections to port 25 in order to prevent spamming.
>>
>> In both cases and for most SOHO networks, there is little legitimate
>> reason to do so. Regarding external DNS servers, IoT and similar things
>> come to my mind, which have their resolvers hard-coded in the firmware.
>
> Thinking about those, how about an option to *redirect* connections
> to port 53 of external servers to IPFire rather than rejecting them?
Yes, we could do that for 53 UDP and TCP, but not for 853 obviously.
>
> --
> Tapani Tarvainen
next prev parent reply other threads:[~2020-03-04 10:11 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-03 11:47 Michael Tremer
2020-03-03 12:55 ` Aw: " Bernhard Bitsch
2020-03-03 13:15 ` Tapani Tarvainen
2020-03-03 13:58 ` Aw: " Bernhard Bitsch
2020-03-03 15:55 ` Tapani Tarvainen
2020-03-03 15:59 ` Arne Fitzenreiter
2020-03-03 16:06 ` Aw: Re: " Bernhard Bitsch
2020-03-03 17:18 ` Michael Tremer
2020-03-03 18:32 ` Peter Müller
2020-03-04 6:00 ` Tapani Tarvainen
2020-03-04 10:11 ` Michael Tremer [this message]
2020-03-04 10:56 ` Tapani Tarvainen
2020-03-04 10:58 ` Michael Tremer
2020-03-04 5:53 ` Tapani Tarvainen
2020-03-03 16:06 ` Arne Fitzenreiter
2020-03-03 14:09 ` Sorin-Mihai Vârgolici
2020-03-03 15:28 ` Peter Müller
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