[asterisk-security] Preventing DoS with client puzzle mechanism

[Tzafrir Cohen]

On Mon, Feb 11, 2008 at 10:04:37AM -0500, Fadil Sutomo wrote:
> Hi All,
> 
> I just read some articles about using client puzzle to prevent DoS. It seems
> to me it's pretty effective in handling DoS attacks.

Would you mind referencing the article? What specific threats did it
refer to?

> My question:
> - Did anyone have tried to implement this on Asterisk? How's it?
> - If I want to implement this on Asterisk, do you know any end-point clients
> that support this mechanism? Or do I have to program the clients as well?

When we'll see the article we may be able to answer this.

-- 
               Tzafrir Cohen
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