network monitoring

[Andy Green]

Manuel Arostegui Ramirez wrote:
> On Wednesday 06 June 2007 12:41:55 Andy Green wrote:

>> Another practical issue is that most IM traffic is encrypted nowadays

> Here in Spain the most popular IM system is MSN Messenger and it's not 
> encrypted.
> Just a man-in-the-middle attack you'll be able to read all the conversations
> And it's almost impossible to defend yourself against those type of 
> attacks :-)

Well I guess they would say most email goes out unencrypted too.  Still
clearly that is good to know if you planned to use MSN Messenger in a
Coffee Shop type scenario using unencrypted Wifi... you just need a
man-drinking-cappuchino-with-tcpdump attack to read it all then...

-Andy