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‘iodine lets you tunnel IPv4 data through a DNS server. This can be usable in different situations where internet access is firewalled, but DNS queries are allowed.’ looks a good deal cleaner than OzyManDNS, packages available for many distros
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due mainly to ridiculous bureaucratic worries about “treading on other people’s toes”, according to Richard Clayton and Tyler Moore. seems like an obvious and worryingly exploitable security hole