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Soft Switch Users Beware of Call Transfer Fraud

September 20, 2017

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One type of telecom fraud that has been a particular issue for soft switch users is call transfer fraud. In this scenario, the fraudster hacks into a PBX and uses that PBX’s services to make free long distance calls. By instructing the compromised PBX to transfer the call to the hacker’s own phone service, subscribers to the fraudster’s phone service can speak to their international destinations through the hacked soft switch, and the soft switch operator cannot bill the hacker’s subscriber. Those familiar with three way calling will recognize the inspiration for call transfer fraud.

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