otherwise it is treated as insecure. The RSAMD5 algorithm is
deprecated (RFC6725). The MD5 hash is considered weak for some
purposes, if you want to sign your zone, then RSASHA256 is an
uncontested hash.
git-svn-id: https://unbound.nlnetlabs.nl/svn/trunk@2760 be551aaa-1e26-0410-a405-d3ace91eadb9