[OpenVPN home] [Date Prev] [Date Index] [Date Next]
[OpenVPN mailing lists] [Thread Prev] [Thread Index] [Thread Next]
Web openvpn.net

Re: [Openvpn-users] blocking hack attempts

  • Subject: Re: [Openvpn-users] blocking hack attempts
  • From: Erich Titl <erich.titl@xxxxxxxx>
  • Date: Tue, 01 Jan 2008 21:39:48 +0100

Yan Seiner schrieb:
> I've started experiencing a 'dictionary attack' - someone is determined 
> to get in.  This is more of a nuisance than anything, but I would like
> to figure out a way to block UDP attacks, similar to the SSH blocks.
> They've been hitting me twice a second for days now.  I'm getting annoyed.
> UDP is stateless though - any way to figure out how to block these 
> attacks at the firewall?

Do you need the standard openvpn UDP port to be open from everywhere?
Is the attacker using a single IP address?
OpenVPN mailing lists