Breached Data Indexer ‘Data Viper’ Hacked

Data Viper, a security startup that provides access to some 15 billion usernames, passwords and other information exposed in more than 8,000 website breaches, has itself been hacked and its user database posted online. The hackers also claim they are selling on the dark web roughly 2 billion records Data Viper collated from numerous breaches and data leaks, including data from several companies that likely either do not know they have been hacked or have not yet publicly disclosed an intrusion.


The apparent breach at St. Louis, Mo. based Data Viper offers a cautionary and twisted tale of what can happen when security researchers seeking to gather intelligence about illegal activity online get too close to their prey or lose sight of their purported mission. The incident also highlights the often murky area between what’s legal and ethical in combating cybercrime.



Data Viper is the brainchild of Vinny Troia, a security researcher who runs a cyber threat intelligence company called Night Lion Security. Since its inception in 2018, Data Viper has billed itself as a “threat intelligence platform designed to provide organizations, investigators and law enforcement with access to the largest collection of private hacker channels, pastes, forums and breached databases on the market.”


Many private companies sell access to such information to vetted clients — mainly law enforcement officials and anti-fraud experts working in security roles at major companies that can foot the bill for these often pricey services.


Data Viper has sought to differentiate itself by advertising “access to private and undisclosed breach data.” As KrebsOnSecurity noted in a 2018 story, Troia has acknowledged ..

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