SAD DNS and NLnet Labs DNS software

Published: Wed 18 November 2020
Last updated: Wed 06 December 2023

During the recent ACM CCS conference 2020, researchers presented a clever new variant of DNS cache poisoning attack that they call "SAD DNS". This attack is yet more proof that DNS cache poisoning remains a threat, and all the more reason to invest in the only real protection against this type of attack: deploying DNSSEC.

In our blogpost, we explain what you need to know about SAD DNS, and what it means for NLnet Labs DNS software:

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