A set of cybercriminals behind a string of recent hacks involving Accellion-made software is now claiming responsibility for a breach of Qualys, a major cloud computing security vendor. As proof of the access to data, an extortion site maintained by hackers has leaked documents claiming to contain information on Qualys customers. Attackers affiliated with the extortion site have previously been linked to the Clop ransomware, a file-locking malware that emerged two years ago. This month, thieves claimed responsibility for a series of incidents that have relied on data leaks, rather than ransomware, as an extortion tactic, according to security firm FireEye. With some 19,000 clients, including major financial firms like Capital One and Experian, Qualys represents an attractive target for extortionists keen on making sensitive data public. It was not immediately clear Wednesday how, if at all, the reported breach affected Qualys’ customers, or if ransomware was deployed. The […]
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