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Surveillance is an indispensable way of gathering intelligence against terrorists and other sophisticated and ruthless criminals.

Surveillance means:

  • monitoring, observing and listening to individuals’ movements, conversations, and other activities or communications
  • recording anything monitored, observed or listened to in the course of surveillance
  • using a surveillance device

This section explains the reasons why surveillance is sometimes used and how we ensure that it is used only when necessary.

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See also

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