SNS topic is not encrypted at rest

Severity
Low
Service
SNS
Check ID
SNS_NOT_ENCRYPTED

What this check finds

The topic has no KMS key, so messages are stored without server-side encryption while SNS holds them.

Passing looks like: SNS topics encrypted at rest.

How to fix it

Enable server-side encryption on the topic with an AWS managed (alias/aws/sns) or customer managed KMS key.

AWS CLI

  1. aws sns set-topic-attributes --topic-arn TOPIC_ARN --attribute-name KmsMasterKeyId --attribute-value alias/aws/sns

Names in capitals are placeholders for your own resource. Review a command before you run it.

Compliance controls it is evidence for

A failing result counts against these controls in KloudLytics; a passing one is evidence towards them. How compliance mapping works

Compliance controls mapped to SNS topic is not encrypted at rest
FrameworkControls
NIST SP 800-53 Rev5 (Moderate)
  • SC-13 Cryptographic Protection
  • SC-28 Protection of Information at Rest
NIST Cybersecurity Framework 2.0
  • PR.DS-01 Data-at-rest is protected
ISO/IEC 27001:2022 Annex A
  • A.8.24 Use of cryptography

Checked on every scan

KloudLytics runs this check each time it scans a connected AWS account, through a read-only role, and lists every affected resource with its region. On Pro and Business a fix is written for the specific resource rather than the general case above. The exact access it needs

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