Re: regarding firewall discussion

From	Richard Hector <richard@walnut.gen.nz>
Newsgroups	linux.debian.user
Subject	Re: regarding firewall discussion
Date	2022-06-04 05:00 +0200
Message-ID	<Eusb7-2pga-3@gated-at.bofh.it> (permalink)
References	<EsZNT-1sAJ-3@gated-at.bofh.it> <EsZNT-1sAJ-5@gated-at.bofh.it> <EtAkp-1QNz-5@gated-at.bofh.it>
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On 2/06/22 05:26, Joe wrote:
> On Tue, 31 May 2022 03:17:52 +0100
> mick crane<mick.crane@gmail.com>  wrote:
> 
>> regarding firewall discussion I'm uncertain how firewalls are
>> supposed to work.
>> I think the idea is that nothing is accepted unless it is in response
>> to a request.
>> What's to stop some spurious instructions being sent in response to
>> genuine request?
>>
> Nothing really, but the reply can only come from the site you made the
> request to.

A source IP address can be faked.

Richard

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Re: regarding firewall discussion Joe <joe@jretrading.com> - 2022-06-01 19:30 +0200
  Re: regarding firewall discussion rhkramer@gmail.com - 2022-06-01 21:10 +0200
    Re: regarding firewall discussion Joe <joe@jretrading.com> - 2022-06-01 21:40 +0200
  Re: regarding firewall discussion Richard Hector <richard@walnut.gen.nz> - 2022-06-04 05:00 +0200

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