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Allow traffic from specific countries only

This example custom rule blocks requests based on country code using the ip.src.country field, only allowing requests from two countries: United States and Mexico.

• When incoming requests match:

  Field	Operator	Value
  Country	is not in	Mexico, United States

  If you are using the expression editor:
  (not ip.src.country in {"US" "MX"})

• Then take action: Block

• Use case: Block traffic by geographical location
• Use case: Block traffic from specific countries