The number one data exfiltration vector is most likely not what you think Cybersecurity experts issue a new warning to think twice before using copy and paste. It is now more common for data to leave companies through copying and pasting than through file transfers and uploads, layerx revealed in its browser security report 2025. A layerx report reveals 77% of leaks via personal accounts, with browsers facilitating 32% through genai Enterprises must adopt advanced monitoring to combat this fileless threat. This fileless threat, often facilitated by web browsers, bypasses traditional security and demands a radical rethinking of data loss prevention.
Until now, 'attachments,' 'uploads,' and 'file sharing' have been considered risky routes for data leaks from companies to the outside world, but a recent survey has revealed that the most common. Forget hackers — copy/paste is your biggest data risk, research finds copy/paste has replaced file uploads as the top enterprise data exfiltration vector.
WATCH
