VOIP Services Utilized for Fraud Proliferate Across Russian-Language Underground

One barrier to online fraud is that some transactions require a phone call – either made or received – for confirmation. While this measure has long presented a significant hurdle to criminals attempting to make online purchases using compromised bank or online retail accounts, it appears to be becoming less and less effective as a security measure. Indeed, some criminals have recently demonstrated their ability to bypass this type of telephone verification to make fraudulent online transactions by leveraging various Voice over Internet Protocol (VOIP) services.

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August 15, 2017