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Update AWS components

Automatic updates

If you observe that your AWS Lambda functions have been updated by File Storage Security, this is expected behavior.

The Trend Micro backend service regularly pushes updates to File Storage Security stacks on AWS.

Automatic update Stack AWS component When
License Scanner Lambda layer Weekly
Lambda (feature) Scanner; storage (two Lambdas)* Lambda code Whenever the code is patched (see What's New)
Security update: malware patterns Scanner Lambda layer Daily

* ScannerLambda in scanner stacks; BucketListenerLambda and PostScanActionTagLambda in storage stacks

To manually update stacks, see Update stacks.