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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>It is a list of subscriber numbers that have been identified as destinations for fraudulent calls. The list is compiled by members of the GSM Fraud Forum and the CFCA.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>In addition to the subscriber number, the list identifies the organization that submitted the number and the reason why.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Jim Dalton<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>TransNexus<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Christopher Aloi [mailto:ctaloi@gmail.com] <br><b>Sent:</b> Monday, February 24, 2014 10:50 AM<br><b>To:</b> Jim Dalton<br><b>Cc:</b> J. Oquendo; Hiers, David; voiceops@voiceops.org; Mark Collier; voipsec@voipsa.org<br><b>Subject:</b> Re: [VoiceOps] [VOIPSEC] Tackling VoIP fraud, new idea<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>What does the "International Revenue Fraud Number Database" on <a href="http://cfa.org">cfa.org</a> contain?<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I agree it's tricky to block based on hosts, you hit one and the others start popping up.<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div></div></div><div><p class=MsoNormal><br clear=all><o:p></o:p></p><div><p class=MsoNormal style='margin-bottom:12.0pt'>-- Christopher Aloi<br>-- <a href="mailto:ctaloi@gmail.com" target="_blank">ctaloi@gmail.com</a><br><br><br><o:p></o:p></p></div><p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p><div><p class=MsoNormal>On Fri, Feb 21, 2014 at 4:17 PM, Jim Dalton <<a href="mailto:jim.dalton@transnexus.com" target="_blank">jim.dalton@transnexus.com</a>> wrote:<o:p></o:p></p><p class=MsoNormal>One option maybe to cooperate with the Communications Fraud Control<br>Association (<a href="http://www.cfca.org" target="_blank">www.cfca.org</a>). They do vet their members, but they do not<br>have a mailing list. The association also has an annual membership fee.<br><span style='color:#888888'><br><span class=hoenzb>Jim Dalton</span></span><o:p></o:p></p><div><div><p class=MsoNormal><br>-----Original Message-----<br>From: VoiceOps [mailto:<a href="mailto:voiceops-bounces@voiceops.org">voiceops-bounces@voiceops.org</a>] On Behalf Of J.<br>Oquendo<br>Sent: Friday, February 21, 2014 3:38 PM<br>To: Hiers, David<br>Cc: <a href="mailto:voiceops@voiceops.org">voiceops@voiceops.org</a>; Mark Collier; <a href="mailto:voipsec@voipsa.org">voipsec@voipsa.org</a><br>Subject: Re: [VoiceOps] [VOIPSEC] Tackling VoIP fraud, new idea<br><br>On Fri, 21 Feb 2014, Hiers, David wrote:<br><br>> The key is vetting the participants. Even the feds have a hard time with<br>that...<br>><br><br>Indeed which is why I stated:<br><br>1) Private mailing list - to prevent talks from being seen<br><br>2) NON freemail addresses - easier to establish that this individual works<br>for this company, therefore its highly unlikely he is going to throw<br>himself, and or his company, under the bus passing bogus information.<br><br>The "private mailing list" is not to try to start some secret club, VoIP<br>Gestapo. It is merely to be able to share data, methods, etc., with other<br>peers in an effort to keep our networks from piping out 100s of thousands of<br>dollars in toll fraud. PERIOD. ANYONE is open to participate, with the<br>clause that we want to, and NEED to be able to trust data. Otherwise it will<br>never work.<br><br>I will re-think this over the weekend and have a take two.<br>I think it could, and would work. I do also believe that there are likely<br>individuals even on this list, that would not like the idea much, so hosting<br>decisions need be met, etc., in order to keep away DDoS attacks, reputation<br>based attacks, and so forth. That's my train of thought though.<br><br>--<br>=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+<br>J. Oquendo<br>SGFA, SGFE, C|EH, CNDA, CHFI, OSCP, CPT, RWSP, GREM<br><br>"Where ignorance is our master, there is no possibility of real peace" -<br>Dalai Lama<br><br>42B0 5A53 6505 6638 44BB 3943 2BF7 D83F 210A 95AF<br><a href="http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x2BF7D83F210A95AF" target="_blank">http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x2BF7D83F210A95AF</a><br>_______________________________________________<br>VoiceOps mailing list<br><a href="mailto:VoiceOps@voiceops.org">VoiceOps@voiceops.org</a><br><a href="https://puck.nether.net/mailman/listinfo/voiceops" target="_blank">https://puck.nether.net/mailman/listinfo/voiceops</a><br><br><br><br>_______________________________________________<br>VoiceOps mailing list<br><a href="mailto:VoiceOps@voiceops.org">VoiceOps@voiceops.org</a><br><a href="https://puck.nether.net/mailman/listinfo/voiceops" target="_blank">https://puck.nether.net/mailman/listinfo/voiceops</a><o:p></o:p></p></div></div></div><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>