Module 9 · Enterprise Risk Register

Manish Garg
Manish Garg Associate of (ISC)² · RingSafe
Apr 27, 2026
1 min read
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Last updated: April 29, 2026

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Risk register = single source of truth for organisational security risks. Too often a spreadsheet that nobody reads. Done right, drives quarterly executive conversation.

Risk register = single source of truth for organisational security risks. Too often a spreadsheet that nobody reads. Done right, drives quarterly executive conversation.

Risk record fields

  • Risk description
  • Likelihood (1-5)
  • Impact (1-5)
  • Inherent score
  • Existing controls
  • Residual likelihood + impact
  • Residual score
  • Owner
  • Treatment (accept / mitigate / transfer / avoid)
  • Action items + due dates
  • Last review date

Scoring matrix

Trivial Minor Moderate Major Catastrophic
Almost certain M H H C C
Likely L M H C C
Possible L M M H C
Unlikely L L M H H
Rare L L L M H

Cadence

  • Operational team: monthly
  • CISO review: quarterly
  • Executive committee: quarterly
  • Board: annually + on-demand for material risks
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