Insider Threat: How a Disgruntled Employee Caused a Data Breach Insider Threat: How a Disgruntled Employee Caused a Data Breach Insider threats are one of the most challenging cybersecurity risks to mitigate. In a recent incident, a disgruntled employee at a mid-sized tech company intentionally leaked sensitive company data, causing significant financial and reputational damage. This case study explores how the breach occurred, the warning signs that were missed, and the steps organizations can take to prevent similar incidents. How the Breach Occurred The employee, who had access to sensitive company data, became disgruntled after being passed over for a promotion. Over time, they began exfiltrating data, including intellectual property and customer information, and eventually leaked it to a competitor. The breach went unnoticed for months due to a lack of monitoring and access controls. Step 1: Initial Access The employe...
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