RE: port scanning and hidden servers

2005-09-07 Thread Gayn Winters
> -Original Message- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of > Boris Karloff > Sent: Wednesday, September 07, 2005 8:19 AM > I have a user on my network with a Linux box that is > performing a port scan on all the computers in my network > manually. He's doin

Re: port scanning and hidden servers

2005-09-07 Thread Bart Silverstrim
On Sep 7, 2005, at 11:30 AM, Denny Jodeit wrote: Hello: I have a user on my network with a Linux box that is performing a port scan on all the computers in my network manually. He's doing this 'because he can'. Although I've asked him not to, he continues to do so. 1) How can I block or i

Re: port scanning and hidden servers

2005-09-07 Thread Erik Norgaard
Boris Karloff wrote: I have a user on my network with a Linux box that is performing a port scan on all the computers in my network manually. He's doing this 'because he can'. Although I've asked him not to, he continues to do so. 1) How can I block or inhibit port scans launched against my free

RE: port scanning and hidden servers

2005-09-07 Thread Denny Jodeit
> > Hello: > > I have a user on my network with a Linux box that is > performing a port scan on all the computers in my network > manually. He's doing this 'because he can'. Although I've > asked him not to, he continues to do so. > > 1) How can I block or inhibit port scans launched against my

RE: port scanning and hidden servers

2005-09-07 Thread Joshua Weaver
EMAIL PROTECTED] > Subject: Re: port scanning and hidden servers > > If you ask him not to do so, then you know who he is, correct? The > best way to prevent him from continuing is to deny him access to the > network. AFAIK there is no way to block a scan, though you could > clos

Re: port scanning and hidden servers

2005-09-07 Thread Mike Hernandez
If you ask him not to do so, then you know who he is, correct? The best way to prevent him from continuing is to deny him access to the network. AFAIK there is no way to block a scan, though you could close ports and otherwise secure your systems so that the scans won't produce any helpful informa

port scanning and hidden servers

2005-09-07 Thread Boris Karloff
Hello: I have a user on my network with a Linux box that is performing a port scan on all the computers in my network manually. He's doing this 'because he can'. Although I've asked him not to, he continues to do so. 1) How can I block or inhibit port scans launched against my freeBSD servers fro