On 26 June 2017 at 10:59, Jan Včelák <j...@fcelda.cz> wrote: >8
> > The implementers should be careful and avoid the trouble. In this > sense, I think parent zone should accept both zero-length and one-byte > long digests/keys as a request to remove the DS. > Exactly! The _only_ way to recognise DELETE CDS/CDNSKEY is the zero algorithm field. RFC8078 says that. All the rest is mere decoration.
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