Re: [asterisk-users] Better SIP security please! Was: (no subject)

2010-03-23 Thread Olle E. Johansson
21 mar 2010 kl. 18.22 skrev Philipp von Klitzing: Hi Olle! The work I started during Christmas - Named ACL's - is a starting point that other developers can use to develop all kind of schemes. http://www.voip-forum.com/asterisk/2010-01/manageable-access-control-lists -asterisk-nacls/

Re: [asterisk-users] Better SIP security please! Was: (no subject)

2010-03-21 Thread Olle E. Johansson
19 mar 2010 kl. 03.41 skrev Philipp von Klitzing: Hey hey! My first step will be to strengthen the passwords in use, and for the hardphones to restrict by IP address, but that still leaves the softphone quite widely open. Asterisk doesn't differentiate between a hard phone and a soft

Re: [asterisk-users] Better SIP security please! Was: (no subject)

2010-03-21 Thread Philipp von Klitzing
Hi Olle! The work I started during Christmas - Named ACL's - is a starting point that other developers can use to develop all kind of schemes. http://www.voip-forum.com/asterisk/2010-01/manageable-access-control-lists -asterisk-nacls/ Very interesting. Doesn't look like this has any chance

Re: [asterisk-users] Better SIP security please! Was: (no subject)

2010-03-21 Thread Gavin Henry
Has anyone done this with OpenSIPS? For example where it fronts an Asterisk cluster with the load balancer module? Thanks, Gavin. On 19/03/2010, Ryan Bullock rrb3...@gmail.com wrote: Hey Philipp, You can check out http://www.voip-info.org/wiki/view/Fail2Ban+(with+iptables)+And+Asterisk

Re: [asterisk-users] Better SIP security please! Was: (no subject)

2010-03-19 Thread Ryan Bullock
Hey Philipp, You can check out http://www.voip-info.org/wiki/view/Fail2Ban+(with+iptables)+And+Asterisk for setting up from brute force detection and blocking with asterisk. There are also a link at the bottom about rate limiting registrations via iptables. --

Re: [asterisk-users] Better SIP security please! Was: (no subject)

2010-03-18 Thread Philipp von Klitzing
Hey hey! My first step will be to strengthen the passwords in use, and for the hardphones to restrict by IP address, but that still leaves the softphone quite widely open. Asterisk doesn't differentiate between a hard phone and a soft phone. Although: One could think about enhancing

Re: [asterisk-users] Better SIP security please! Was: (no subject)

2010-03-18 Thread Zeeshan Zakaria
Philipp, remembering sip user agent is a wondeful idea, and if you goggle it, somebody had made a patch for it, so that one could identify sip devices by their sip user agent names. Surprisingly the decision makers didn't like to put it in the production branch of asterisk at that time, however it