AWS cli documentation change

Service: cli · 2025-06-28 · Documentation low

File: cli/latest/reference/s3api/create-multipart-upload.md

Summary

Updated server-side encryption documentation to include Amazon FSx requirements and 'aws:fsx' encryption option

Security assessment

Adds clarification about encryption requirements when using S3 access points with FSx, but does not indicate resolution of a security vulnerability. Enhances documentation of existing security controls.

Diff

diff --git a/cli/latest/reference/s3api/create-multipart-upload.md b/cli/latest/reference/s3api/create-multipart-upload.md
index 0c188e832..1b6f1277a 100644
--- a//cli/latest/reference/s3api/create-multipart-upload.md
+++ b//cli/latest/reference/s3api/create-multipart-upload.md
@@ -15 +15 @@
-  * [AWS CLI 2.27.42 Command Reference](../../index.html) »
+  * [AWS CLI 2.27.45 Command Reference](../../index.html) »
@@ -466 +466 @@ JSON Syntax:
-> The server-side encryption algorithm used when you store this object in Amazon S3 (for example, `AES256` , `aws:kms` ).
+> The server-side encryption algorithm used when you store this object in Amazon S3 or Amazon FSx.
@@ -474,0 +475,4 @@ JSON Syntax:
+> 
+>   * **S3 access points for Amazon FSx** \- When accessing data stored in Amazon FSx file systems using S3 access points, the only valid server side encryption option is `aws:fsx` . All Amazon FSx file systems have encryption configured by default and are encrypted at rest. Data is automatically encrypted before being written to the file system, and automatically decrypted as it is read. These processes are handled transparently by Amazon FSx.
+> 
+
@@ -478,0 +483 @@ JSON Syntax:
+>   * `aws:fsx`
@@ -507,0 +513 @@ JSON Syntax:
+>   * `FSX_OPENZFS`
@@ -815 +821,5 @@ ServerSideEncryption -> (string)
-> The server-side encryption algorithm used when you store this object in Amazon S3 (for example, `AES256` , `aws:kms` ).
+> The server-side encryption algorithm used when you store this object in Amazon S3 or Amazon FSx.
+> 
+> ### Note
+> 
+> When accessing data stored in Amazon FSx file systems using S3 access points, the only valid server side encryption option is `aws:fsx` .
@@ -871 +881 @@ ChecksumType -> (string)
-  * [AWS CLI 2.27.42 Command Reference](../../index.html) »
+  * [AWS CLI 2.27.45 Command Reference](../../index.html) »