Re: [Openvpn-devel] Replay attacks

[Alberto Gonzalez Iniesta]

On Thu, Jul 18, 2002 at 05:04:30PM -0500, Michael Grigoriev wrote:
> Hi all,
> 
> I am wondering how OpenVPN overcomes the inherit vulnerability of UDP 
> comunications to "replay" or "cut-and-paste" attacks, since it is 
> impossible to implement cipher block chaining.
> Also, if anybody could point me to any theoretical documentation on the 
> subject, it would be greatly appreciated. 
> Thanks in advance,
>       -- mag