See kubernetes-announce@ and CHANGELOG/CHANGELOG-1.18.md for details.
SHA256 for kubernetes.tar.gz: 6a7a812ad020002e87c26decdc56535a24ea3b247f76496f2a9e5d88e6937611
SHA512 for kubernetes.tar.gz: 8d2cec9d026bbed016f004c23e205e234bcd40072cda81e805ecebe6e8cc8e4b5f1685c9dc57640edc3c5c67e09ac362bfa9bae1b654fcf425d3e4e184b5b46f
Additional binary downloads are linked in the CHANGELOG/CHANGELOG-1.18.md.