Re: [dnsext] RFC 4035 and "caching" of "expired RRSIG's"

Florian Weimer <fweimer@bfk.de> Tue, 04 January 2011 10:03 UTC

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To: Marc Lampo <marc.lampo@eurid.eu>
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From: Florian Weimer <fweimer@bfk.de>
Date: Tue, 04 Jan 2011 10:05:28 +0000
In-Reply-To: <000201cbabf5$0533d010$0f9b7030$@eurid.eu> (Marc Lampo's message of "Tue\, 4 Jan 2011 10\:51\:50 +0100 \(CET\)")
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Cc: dnsext@ietf.org
Subject: Re: [dnsext] RFC 4035 and "caching" of "expired RRSIG's"
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* Marc Lampo:

>    Consequently :
>     Wouldn't it be wise to rephrase 4.5 of RFC4035 such that
>      "DNSSEC validation becomes impossible"
>     is meant ?

Please clarify if you're concerned with TTLs or signature validity
periods.  (The quoted sections in the RFCs are strictly about TTLs,
and not about cryptographic constraints.)

-- 
Florian Weimer                <fweimer@bfk.de>
BFK edv-consulting GmbH       http://www.bfk.de/
Kriegsstraße 100              tel: +49-721-96201-1
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