Re: [strongSwan] ikev2 split authentication - DoS?

2008-12-17 Thread Martin Willi
Hi, I use the split authentication of ikev2 (client with psk, gateway with cert) Keep in mind to use such a setup only with strong secrets. PSK client authentication is subject to dictionary attacks, don't use it with simple passwords. in the split modus it is for an attacker also possible

Re: [strongSwan] Weak uniqueness policy in charon

2008-12-17 Thread Martin Willi
Hi, I'll have a look what's the best approach to implement a fix. A patch is gone into SVN, see [1]. This should fix a potential DoS attack scenario on the pool. However, there is still no guarantee for this uniqueness check. A peer can still set up multiple IKE_SAs at the same time, but