Varnish HTTP Cache¶ I’m new here, please explain this Varnish thing What is happening¶ 2023-09-20 - Varnish 7.4.1 is released¶ Varnish 7.4.1 has been released and can be found here: Varnish Cache 7.4.1 This maintenance release fixes a bug preventing protected headers to be read from several subroutines. 2023-09-15 - Varnish 7.4.0 is released¶ Our bi-annual “fresh” release is here: Varnish Cache 7.