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Phone threats and bomb threats

Instructions for how employees should behave and important questions to ask if various threats are given over the phone.


What to do after the call

  • Call SOS Alarm 112.
  • If the threat is imminent, sound the fire/evacuation alarm immediately.
  • Inform KTH’s internal emergency number, 08-790 77 00.
  • Always inform your immediate manager.
  • Stay calm
  • Be friendly
  • Make a note of the caller number, call length and exact time.
  • Think carefully about the caller’s voice, any distinctive features etc.
  • Do not interrupt
  • Write down as many details as possible about the call.
  • Keep the conversation going.
  • Does the caller mention any names or locations?

Examples of questions to consider

  • Who or what is the target of the threat?
  • Is there a motive?
  • What was the exact wording of the threat?
  • Are any demands being made?
  • Where is the bomb located?
  • When will the bomb explode?
  • Did the caller plant the bomb themselves?

Types of threat

Bomb. Fire. Violence. Other…?

The caller’s language

Swedish dialect/accent. Other…?

The caller’s identity

Man. Woman. Boy. Girl.

The caller’s attitude

Calm. Agitated. Familiarity with premises/operations. Other…?

The caller’s voice

Deep. High-pitched. Loud. Slurred. Quiet. Soft-spoken.

The caller’s speech

Fast. Stuttering. Swear words. Technical/professional terms. Well-spoken. Distinctive. Other…?

Background noises

Silence. Voices. Children. Traffic. Aircraft. Music. Machines. Radio/TV. Other…?

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Belongs to: KTH Intranet
Last changed: Oct 11, 2023
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