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AWS AmazonCloudWatch documentation change

Service: AmazonCloudWatch · 2025-10-01 · Documentation low

File: AmazonCloudWatch/latest/monitoring/WhatIsCloudWatch.md

Summary

Changed 'log anomaly detection' to 'log outlier detection' in CloudWatch Logs features list

Security assessment

Terminology change from 'anomaly detection' to 'outlier detection' appears to be a rebranding of existing functionality without indicating any security vulnerability or new security capability

Diff

diff --git a/AmazonCloudWatch/latest/monitoring/WhatIsCloudWatch.md b/AmazonCloudWatch/latest/monitoring/WhatIsCloudWatch.md
index 3e2e508eb..efe3ba902 100644
--- a//AmazonCloudWatch/latest/monitoring/WhatIsCloudWatch.md
+++ b//AmazonCloudWatch/latest/monitoring/WhatIsCloudWatch.md
@@ -67 +67 @@ Many AWS services automatically send basic metrics to CloudWatch for free. [Serv
-CloudWatch Logs offers a suite of powerful features for comprehensive log management and analysis. Logs ingested from AWS services and custom applications are stored in [log groups and streams](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/Working-with-log-groups-and-streams.html) for easy organization. Use [CloudWatch Logs Insights](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/AnalyzingLogData.html) to perform interactive, fast queries on your log data, with a choice of three query languages including SQL and PPL. Use [log anomaly detection](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/LogsAnomalyDetection) to find unusual patterns in log events in a log group, which can indicate issues. Create [metric filters](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/MonitoringLogData) to extract numerical values from logs and generate CloudWatch metrics, which you can use for alerting and dashboards. Set up [subscription filters](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/Subscriptions) to process and analyze logs in real-time or route them to other services like Amazon S3 or Firehose. 
+CloudWatch Logs offers a suite of powerful features for comprehensive log management and analysis. Logs ingested from AWS services and custom applications are stored in [log groups and streams](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/Working-with-log-groups-and-streams.html) for easy organization. Use [CloudWatch Logs Insights](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/AnalyzingLogData.html) to perform interactive, fast queries on your log data, with a choice of three query languages including SQL and PPL. Use [log outlier detection](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/LogsAnomalyDetection) to find unusual patterns in log events in a log group, which can indicate issues. Create [metric filters](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/MonitoringLogData) to extract numerical values from logs and generate CloudWatch metrics, which you can use for alerting and dashboards. Set up [subscription filters](https://docs.aws.amazon.com/AmazonCloudWatch/latest/logs/Subscriptions) to process and analyze logs in real-time or route them to other services like Amazon S3 or Firehose.