DNSSEC signing with Knot DNS and YubiKey

Knot DNS 2.1 introduced support for DNSSEC signing using PKCS #11. PKCS #11 (also called Cryptoki) is a standard interface to access various Hardware Security Modules (HSM). Such devices are usually used to improve protection of private key material. The interface is rather flexible and gives the HSM vendors huge amount of freedom, which unfortunately makes its use a bit tricky. There are often surprising differences between individual implementations.

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New Features in Knot DNS 2.0

It has been a few weeks since the final version of Knot DNS 2.0 came out. While it’s still fresh, I would like to explain our motivation for this new major version and also to summarize the most important changes included in this significant release.

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