[VOIPSEC] Mass scan in search of Open SIP devices for Telephonefraud?

[Peter Thermos]

Fabio, see the link below on a case that had similar characteristics.

http://www.nytimes.com/2006/06/08/technology/08voice.html?_r=1&hp&ex=1149739
200&en=8dd3cc2b5a48c640&ei=5094&partner=homepage

Peter

> -----Original Message-----
> From: voipsec-bounces at voipsa.org 
> [mailto:voipsec-bounces at voipsa.org] On Behalf Of Fabio 
> Pietrosanti (naif)
> Sent: Tuesday, December 23, 2008 6:27 AM
> To: voipsec at voipsa.org
> Subject: [VOIPSEC] Mass scan in search of Open SIP devices 
> for Telephonefraud?
> 
> Hi all,
> 
> does anyone has informations on telephone fraud conducted by 
> mass scanning internet ip addresses space?
> 
> I got several SIP mass scan on my networks and i expect them 
> being part of some wider mass scan.
> 
> The question is: why they are doing mass SIP scan? How they 
> conduct the fraud? There are any case regarding this? How 
> concrete is the risk of having open sip devices in the internet?
> 
> 
> Fabio Pietrosanti
> 
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