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Defentria
14

Attacks through suppliers

Data and third partiesComes in through: Suppliers

The door someone outside opens

Your accountant, your IT provider or your management software have access to your data or systems. If they're attacked, the problem can reach you too.

Threat map

How it happens

  1. 1

    The supplier

    A supplier with access to your systems or data suffers an attack or a lapse.

  2. 2

    The jump

    The attacker uses that trusted access, or the supplier's email, to reach your company.

  3. 3

    The impact

    Fake emails that look legitimate, exposed data or compromised systems without you doing anything wrong.

How to spot it

  • Suppliers with permanent access nobody reviews
  • Emails from a supplier with account changes or odd requests
  • You don't know what data of yours each supplier holds
  • Passwords shared with suppliers

How to protect yourself

  • Give each supplier only the access they need, and remove it when the work ends
  • Verify a supplier's change of details through another channel
  • Ask key suppliers how they protect your data
  • Review third-party access regularly

If it has already happened

Remove or change the affected supplier's access, warn the team about possible fake emails in their name and ask the supplier what happened.

Next step

How many of these risks does your company have right now?

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