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Access control and accountability

Are ex-employees or old suppliers still able to access your systems?

Background

Many companies have employees, suppliers, consultants, or old accounts with far more access than they need — sometimes long after they've left.

Questions to ask yourself

  • Who can access our customer data, financial data, and core systems?
  • Do former employees still have active accounts?
  • Do suppliers have admin-level access they no longer need?
  • Are staff sharing passwords?
  • If something goes wrong, can we tell who did what?

What you can do today

Clean up access this afternoon

Three checks that take 30 minutes.

  • 01Microsoft 365: Admin Center → Users → Active users. Cross-check every name against payroll.
  • 02Look at your most important shared inboxes. Who has “send as” or delegate access?
  • 03Send one email to every external supplier with access: “Tell me which accounts your team has, and when each was last used.”