Magic for NSEC3

B C brettlists at gmail.com
Wed Jan 7 09:57:10 UTC 2009


On Mon, Jan 5, 2009 at 5:57 PM, Jim <k0jkj at arrl.net> wrote:

> While testing our DNSSEC signing product, I found that the expense of
> signing with NSEC3 versus NSEC was very data dependent. In TLD type
> zones with a sparse number of records that needed to be signed,
> signing time could be reduced from hours to minutes by specifying
> NSEC3. The resultant data files were much smaller than  those signed
> with NSEC.

This is presumably a result of OPT-IN and as more child zones are
signed the effect will be less marked.

Brett



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