Re: Sendmail

2000-03-26 Thread Petr Cech
On Mon, Mar 27, 2000 at 12:39:02AM +0300 , Martin Fluch wrote: > Hi, > > how about using the /etc/hosts.allow file. I have for example the > following line there (among others): > > exim : LOCAL > > which restricts conects to the exim mta service (port 25) to local thjis will only work with exi

Re: Sendmail

2000-03-26 Thread Martin Fluch
On Sun, 26 Mar 2000, Srebrenko Sehic wrote: > Is there a stright forward method of denying _all_ incoming emails with > sendmail (v8.8.7)? I need this because sendmail's only purpose is to send > and not accept any. > > I guess I could just block all incoming packets to port 25, but is this a > g

Re: Sendmail

2000-03-26 Thread Wichert Akkerman
Previously Sebastian Stark wrote: > why not do it? port 25 is only for incoming mail, so block it if you don't > need it (that's what you should do for all ports you don't need). Why block it if you can just tell sendmail to not listen on that port? Much simpler: simply remove "-bd" from the argum

Re: Sendmail

2000-03-26 Thread Sebastian Stark
On Sun, 26 Mar 2000, Oswald Buddenhagen wrote: > i like the idea of denying all incoming packets on port 25. why not do it? port 25 is only for incoming mail, so block it if you don't need it (that's what you should do for all ports you don't need). > > alternatively you can setup relay/delivery

Re: Sendmail

2000-03-26 Thread Mark Brown
On Sun, Mar 26, 2000 at 03:39:10PM +0200, Petr Cech wrote: > what aour runq using cron? Or running sendmail in queue only mode, for that matter? -- Mark Brown mailto:[EMAIL PROTECTED] (Trying to avoid grumpiness) http://www.tardis.ed.ac.uk/~broonie/ EUFShttp://www.eusa.ed

Re: Sendmail

2000-03-26 Thread Petr Cech
On Sun, Mar 26, 2000 at 03:13:24PM +0200 , Oswald Buddenhagen wrote: > On Sun, 26 Mar 2000, David wrote: > > /etc/init.d/sendmail stop > > > i'm not sure, if this is a good idea. what about outgoing mails, that get > delayed (i.e., cannot be sent immediately)? don't they need a running > daemon? o

Re: Sendmail

2000-03-26 Thread Oswald Buddenhagen
On Sun, 26 Mar 2000, David wrote: > /etc/init.d/sendmail stop > i'm not sure, if this is a good idea. what about outgoing mails, that get delayed (i.e., cannot be sent immediately)? don't they need a running daemon? of course, they probably would get sent when a new mail is sent, but this may be a

Re: Sendmail

2000-03-26 Thread David
/etc/init.d/sendmail stop On Sun, Mar 26, 2000 at 01:47:51PM +0200, Srebrenko Sehic wrote: > Hello > > Is there a stright forward method of denying _all_ incoming emails with > sendmail (v8.8.7)? I need this because sendmail's only purpose is to send > and not accept any. > > I guess I could jus

Sendmail

2000-03-26 Thread Srebrenko Sehic
Hello Is there a stright forward method of denying _all_ incoming emails with sendmail (v8.8.7)? I need this because sendmail's only purpose is to send and not accept any. I guess I could just block all incoming packets to port 25, but is this a good idea? /Srebrenko

Re: security probs with su (sh-utils 1.16)

2000-03-26 Thread Ethan Benson
On Sun, Mar 26, 2000 at 12:28:46AM +0100, Ingo Saitz wrote: > This is not a problem with su but with missing process limits. > You can replace "su" with any program you like. The shell tries > to expand the command line using the output of "cat > /dev/urandom". You won't get EOF from /dev/urandom,