Shadow spreadsheets: The security gap your tools can't see
From BleepingComputer to All on Fri Dec 12 10:31:02 2025
When official systems can't support everyday workflows, employees turn to spreadsheets - creating "shadow spreadsheets" that circulate unchecked. Grist shows how these spreadsheets expose sensitive data, create version sprawl, and remove the audit trails security teams depend on. [...]