cloud security

A “potentially dangerous” flaw has been found in Microsoft Office 365 that could allow cyberattackers to ransom files stored on Sharepoint and OneDrive, two widely used enterprise cloud apps, according to researchers at Proofpoint. The Proofpoint researchers revealed their findings Thursday morning in a blog post and concluded that cloud data may be more vulnerable to ransomware assaults than previously believed. “Ransomware attacks have traditionally targeted data across endpoints or network drives,” wrote the Proofpoint…