Re: SMTP over HTTP traffic, looks fishy.

[zHihaO <zhihao () root sg>]

hi killy,

could be due to the fact that smtp traffic coming out from china is 
filtered heavily at the chinese border routers. even myself tunnel smtp 
through http ports to get pass all those filtering the chinese 
government have in place. you might wanna take a look at this : 
http://en.wikipedia.org/wiki/Internet_censorship_in_China,

./zhihao

killy wrote:
> Over the last several days, we have seen a significant increase in the
> attempts to tunnel SMTP through HTTP. Most of these attacks have come
> out of China in the past.
>
>
> Can anyone shed a little light into what they are trying to accomplish?
>
>
>
> We went from a high average of 400 attempts to 700 in recent days.
>
>
> TIA
>
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This List Sponsored by: Cenzic

Concerned about Web Application Security? 
Why not go with the #1 solution - Cenzic, the only one to win the Analyst's 
Choice Award from eWeek. As attacks through web applications continue to rise, 
you need to proactively protect your applications from hackers. Cenzic has the 
most comprehensive solutions to meet your application security penetration 
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managed service (Cenzic ClickToSecure) or an enterprise software 
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