> Am 24.05.2018 um 13:51 schrieb Yann Ylavic <ylavic....@gmail.com>: > > On Thu, May 24, 2018 at 1:44 PM, Eric Covener <cove...@gmail.com> wrote: >> On Thu, May 24, 2018 at 7:34 AM, Stefan Eissing >> <stefan.eiss...@greenbytes.de> wrote: >>> >>> >>>> Am 24.05.2018 um 13:28 schrieb Eric Covener <cove...@gmail.com>: >>>> >>>> On Thu, May 24, 2018 at 7:23 AM, Stefan Eissing >>>> <stefan.eiss...@greenbytes.de> wrote: >>>>> Do we have a configuration option to allow https://hostname/ only to >>>>> matching vhosts without any default fallback? >>>>> >>>>> Scenario: >>>>> - a site with vhost A and B >>>>> - vhost B is taken out, DNS still points there (for a while) >>>>> - browsers opening https://B/ will get the certificate of A and complain >>>>> >>>>> I do not want to present a "wrong" certificate, I want the SSL connection >>>>> to fail. Does that make sense? >>>> >>>> I don't think it exists for SSL or non-SSL today -- you have to >>>> capture them in the first-listed VH for a address/port combo. >>> >>> Which, in case of SSL, needs to present a certificate that does not match >>> and browsers issue their "not trustworthy" warnings. Where, in reality (ha, >>> reality on the internet!) the site does not exist and it is impossible to >>> make a secure connection to it. >>> >>> So, we are lacking an option here to abort SSL connections without a vhost >>> match, it seems. Something like >>> >>> SSLStrictSNIVHostCheck require-match >> >> a more user oriented option: >> >> SSLUseDefaultCertificate OFF|ON >> Default: ON >> When the server cannot find a matching virtual host for an SSL >> request, it will uses the certificate configured in the default >> virtual host for an address:port combination. Setting this directive >> to OFF will instead { abort the connection, send an alert, halt and >> catch fire}. > > That'd work (and looks better than Stefan's SNI oriented proposal), > but I wish we had something working for non-SSL vhosts too, > UseDefaultVHost OFF|ON?
Could work also, if this means that SSL connections with SNI are then aborted right away. As explained, I do want such hosts to simply not work with https:, and avoid a "not secure" warning first. -Stefan