This article outlines the rise of infostealers as a major threat to identity security, highlighting their role in ransomware and data breaches. It offers practical strategies for detecting and managing these attacks, emphasizing the importance of monitoring stolen identities and utilizing operational intelligence.

A significant rise in identity-based cyberattacks, driven by advanced phishing kits and infostealers, has led to a 156% increase in login-targeting attacks, making them 59% of all investigations by eSentire. Organizations are urged to adopt stronger security measures, such as passkeys, to combat the growing threat of business email compromise (BEC) and ransomware, which are often facilitated by phishing-as-a-service platforms.