On 04/13/2017 03:15 AM, Robert Moskowitz wrote: > > > On 04/13/2017 04:23 AM, Alice Wonder wrote: >> On 04/13/2017 01:05 AM, Nicolas Kovacs wrote: >>> Le 13/04/2017 à 04:27, Robert Moskowitz a écrit : >>>> But make sure to have SELinux enabled if you do not run it chrooted. >>>> >>>> I have mine running that way. >>> >>> I bluntly admit not using SELinux, because until now, I mainly used more >>> bone-headed systems that didn't implement it. Maybe this is the right >>> time to get started. >>> >>> I understand there's a wealth of information about SELinux. Any >>> recommendations for a newbie-friendly primer? I don't mind to RTFM, even >>> extensive documentation, but I prefer stuff that's well-written. >>> >>> Cheers, >>> >>> Niki >>> >> >> I don't use SELinux because it gets in my way far more than it every >> actually protects me from anything. >> >> I'm sure there are systems where it absolutely is necessary, but I >> don't like to have stuff fail because I used mv instead of cp to >> install a certificate, for example. > > I need to do DNSSEC next; got to bother Mark Andrew over at ISC, did not > get to sit down with him on this at IETF. So I don't know what certs I > will need as yet. For my mailserver, I am using self-signed, and see my > Apache setup, towards the end, how I create a set of certs: > > http://medon.htt-consult.com/Centos7-mailserver.html#Setting%20up%20Apache > > I had some help on this from the OpenSSL list. > >> >> For authoritative DNS I also do not use chroot but authoritative DNS >> is all those servers do, and I use zones signed externally via DNSSEC >> (no private keys on the server) > > Something to consider, but I would do it on one of my internal systems. > Not a third party; why should I trust them? Unless they are providing a > full DNS PKI service. > > I meant DNSSEC signing is done externally to the authoritative DNS. I do the signing myself. Point being if someone hacked my authoritative DNS server, they could not alter my zone files in a way DNSSEC enforcing resolvers would accept because the signing keys are not there.