AWS res documentation change

Service: res · 2025-08-10 · Documentation medium

File: res/archive/release-minus-1/ug/res-troubleshooting-known-issues.md

Summary

Updated image alt text to describe an error message for invalid username parameters in Cognito user registration.

Security assessment

Documents an existing input validation error related to username formatting, which is a security feature enforcing valid credentials. No vulnerability fix is implied.

Diff

diff --git a/res/archive/release-minus-1/ug/res-troubleshooting-known-issues.md b/res/archive/release-minus-1/ug/res-troubleshooting-known-issues.md
index 5ae319168..1c1b84366 100644
--- a//res/archive/release-minus-1/ug/res-troubleshooting-known-issues.md
+++ b//res/archive/release-minus-1/ug/res-troubleshooting-known-issues.md
@@ -56 +56 @@ If you attempt to register AWS Cognito users through the web portal who have ema
-![](/images/res/archive/release-minus-1/ug/images/res-invalid-parameters-regex.png)
+![Error message for invalid username parameters in AWS Cognito user registration.](/images/res/archive/release-minus-1/ug/images/res-invalid-parameters-regex.png)