See kubernetes-announce@ and CHANGELOG/CHANGELOG-1.18.md for details.
SHA256 for kubernetes.tar.gz: e020b9682bc80e289b0e3bf79bdef2fba1da5fc8402b17b4adef702602108089
SHA512 for kubernetes.tar.gz: 29a844663c1afec7f555b781a152e7892878b13f6f9438d8064b6cbe771451da7b314b4aaee2817780c626099d265239f3fea6ff0cffbd7653d7fd43e5c03269
Additional binary downloads are linked in the CHANGELOG/CHANGELOG-1.18.md.