# Linux/macOS example find / -name "ids.xls" 2>/dev/null Or in Windows PowerShell:
Your organization's responsibility is not to ban ids.xls outright (that will fail), but to every instance of it. Treat every ids.xls file as a potential canary in the coal mine—a small file that canary reveal large-scale security gaps. ids.xls
Next time you see ids.xls on a shared drive or in an email attachment, pause. Ask: Do I know exactly what IDs are in here, who put them there, and why? # Linux/macOS example find / -name "ids