I finally remembered to take a look into the error console of iceweasel after trying to load http://www.bsi.de and found the following information:
www.bsi.bund.de : server does not support RFC 5746, see CVE-2009-3555 There seems to be a server side problem with the https protocol. -- Best regards, Jörg-Volker. -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/j9ue08$obi$1...@dough.gmane.org