Re: Advice requested on security issues

2008-01-09 Thread Jussi Peltola
On Wed, Jan 09, 2008 at 03:14:35PM +, Russell Gadd wrote: > Unfortunately some bank sites do use javascript and I have a concern > over cross site scripting - only because I have yet to look deeper into > this to see what the risks are. But if I never visit non-bank sites is > this a proble

Re: Advice requested on security issues

2008-01-09 Thread Russell Gadd
Jussi Peltola wrote: On Tue, Jan 08, 2008 at 10:48:41AM -0500, Douglas A. Tutty wrote: I suppose the only way to have a "trusted-secure" box and an "untrusted-insecure" box with one disply/keyboard would be a KVM. Actual, physical separation of the machines is the only 100% secure way to prev

Re: Advice requested on security issues

2008-01-08 Thread Douglas A. Tutty
On Tue, Jan 08, 2008 at 07:26:42PM +0200, Jussi Peltola wrote: > On Tue, Jan 08, 2008 at 10:48:41AM -0500, Douglas A. Tutty wrote: > > I suppose the only way to have a "trusted-secure" box and an > > "untrusted-insecure" box with one disply/keyboard would be a KVM. > This is pretty much the case -

Re: Advice requested on security issues

2008-01-08 Thread Jussi Peltola
On Tue, Jan 08, 2008 at 10:48:41AM -0500, Douglas A. Tutty wrote: > I suppose the only way to have a "trusted-secure" box and an > "untrusted-insecure" box with one disply/keyboard would be a KVM. This is pretty much the case - depends on what you want to trust. If you trust the X server and the OS

Re: Advice requested on security issues

2008-01-08 Thread Douglas A. Tutty
On Mon, Jan 07, 2008 at 07:04:42PM -0500, Douglas A. Tutty wrote: > On Mon, Jan 07, 2008 at 11:32:09AM -0800, Ted Unangst wrote: > > On Jan 7, 2008 5:55 AM, Douglas A. Tutty <[EMAIL PROTECTED]> wrote: > > > Right, but when I go from an OpenBSD box via ssh to a debian box to run > > > apps, then tha

Re: Advice requested on security issues

2008-01-07 Thread Douglas A. Tutty
On Mon, Jan 07, 2008 at 11:32:09AM -0800, Ted Unangst wrote: > On Jan 7, 2008 5:55 AM, Douglas A. Tutty <[EMAIL PROTECTED]> wrote: > > Right, but when I go from an OpenBSD box via ssh to a debian box to run > > apps, then that doesn't apply and I don't set ForwardX11Trusted on the > > OpenBSD box w

Re: Advice requested on security issues

2008-01-07 Thread Ted Unangst
On Jan 7, 2008 5:55 AM, Douglas A. Tutty <[EMAIL PROTECTED]> wrote: > Right, but when I go from an OpenBSD box via ssh to a debian box to run > apps, then that doesn't apply and I don't set ForwardX11Trusted on the > OpenBSD box which I use ssh -X and not ssh -Y. and then firefox doesn't work, whi

Re: Advice requested on security issues

2008-01-07 Thread Douglas A. Tutty
On Mon, Jan 07, 2008 at 07:28:40AM +0200, [EMAIL PROTECTED] wrote: > On Sat, Jan 05, 2008 at 11:38:24PM -0500, Douglas A. Tutty wrote: > > On Sat, Jan 05, 2008 at 07:48:53PM -0800, Ted Unangst wrote: > > > On 1/5/08, Douglas A. Tutty <[EMAIL PROTECTED]> wrote: > > > > Is there anything that, bug-wi

Re: Advice requested on security issues

2008-01-06 Thread a . velichinsky
On Sat, Jan 05, 2008 at 11:38:24PM -0500, Douglas A. Tutty wrote: > On Sat, Jan 05, 2008 at 07:48:53PM -0800, Ted Unangst wrote: > > On 1/5/08, Douglas A. Tutty <[EMAIL PROTECTED]> wrote: > > > Is there anything that, bug-wise, could go wrong with that remote > > > browser that would be able to rea

Re: Advice requested on security issues

2008-01-05 Thread Douglas A. Tutty
On Sat, Jan 05, 2008 at 07:48:53PM -0800, Ted Unangst wrote: > On 1/5/08, Douglas A. Tutty <[EMAIL PROTECTED]> wrote: > > Is there anything that, bug-wise, could go wrong with that remote > > browser that would be able to read or alter anything on the local > > machine? I'm talking about using ssh

Re: Advice requested on security issues

2008-01-05 Thread johan beisser
On Jan 5, 2008, at 7:48 PM, Ted Unangst wrote: On 1/5/08, Douglas A. Tutty <[EMAIL PROTECTED]> wrote: Is there anything that, bug-wise, could go wrong with that remote browser that would be able to read or alter anything on the local machine? I'm talking about using ssh's X forwarding features

Re: Advice requested on security issues

2008-01-05 Thread Ted Unangst
On 1/5/08, Douglas A. Tutty <[EMAIL PROTECTED]> wrote: > Is there anything that, bug-wise, could go wrong with that remote > browser that would be able to read or alter anything on the local > machine? I'm talking about using ssh's X forwarding features, not using > X's native forwarding. a lot m

Re: Advice requested on security issues

2008-01-05 Thread Douglas A. Tutty
On Sat, Jan 05, 2008 at 10:43:56PM +0200, Jussi Peltola wrote: > On Sat, Jan 05, 2008 at 11:36:04AM -0500, Douglas A. Tutty wrote: > > Perhaps you could use the banking machine as your main access point, > > running apps on the main box via ssh. Would that introduce any > > insecurity in the banki

Re: Advice requested on security issues

2008-01-05 Thread Jussi Peltola
On Sat, Jan 05, 2008 at 11:36:04AM -0500, Douglas A. Tutty wrote: > Perhaps you could use the banking machine as your main access point, > running apps on the main box via ssh. Would that introduce any > insecurity in the banking machine? I certainly wouldn't do sensitive things on an X server wit

Re: Advice requested on security issues

2008-01-05 Thread Russell Gadd
On 05/01/2008, Douglas A. Tutty <[EMAIL PROTECTED]> wrote: > > > > > 2: Space for the P3 is limited and I would like to remove its printer > and > > > print bank statements across the LAN on the main PC (running Linux, or > maybe > > > FreeBSD in future) using CUPS. Does this introduce security ris

Re: Advice requested on security issues

2008-01-05 Thread Douglas A. Tutty
On Fri, Jan 04, 2008 at 11:28:18PM -0500, Nick Holland wrote: > Rusty Gadd wrote: > > I am seeking advice on the security aspects of the configuration of my home > > system. I have 2 PC's, connected to the internet via a firewalled NAT > > router. The main PC is an i386 P4 used for general computin

Re: Advice requested on security issues

2008-01-05 Thread Russell Gadd
On 05/01/2008, Nick Holland <[EMAIL PROTECTED] > wrote: > > > > > Your PF rules would probably just block all incoming traffic and pass > outgoing traffic. Or if you want to make sure it is used only for your > desired app, block everything outbound 'cept for that traffic destined to > your desir

Re: (fsf site) Advice requested on security issues

2008-01-05 Thread L
The sad thing is you are being more careful with your system design than your bank probably is. :-/ By the time you are running OpenBSD on your banking computer, I suspect you have shifted the primary risk to the other end of the wire...your bank is a bigger risk to your data than you are.

Re: Advice requested on security issues

2008-01-04 Thread Ted Unangst
On 1/4/08, Rusty Gadd <[EMAIL PROTECTED]> wrote: > 1: The P3 will only ever connect to bank websites, which I have to assume > are 'clean' (I might be able to disable scripting for some sites). However > malware may conceivably infect the main PC. Am I right in assuming I need to > run PF within OB

Re: Advice requested on security issues

2008-01-04 Thread Nick Holland
Rusty Gadd wrote: > I am seeking advice on the security aspects of the configuration of my home > system. I have 2 PC's, connected to the internet via a firewalled NAT > router. The main PC is an i386 P4 used for general computing, the second is > an older i386 P3 which I intend to dedicate to inte

Advice requested on security issues

2008-01-04 Thread Rusty Gadd
I am seeking advice on the security aspects of the configuration of my home system. I have 2 PC's, connected to the internet via a firewalled NAT router. The main PC is an i386 P4 used for general computing, the second is an older i386 P3 which I intend to dedicate to internet banking for maximum s