AWS WAF rule name - AWS WAF, AWS Firewall Manager, and AWS Shield Advanced

AWS WAF rule name

You must assign a unique name to every rule in your web ACL or rule group.

The name can contain only the characters A-Z, a-z, 0-9, - (hyphen), and _ (underscore). You can't change the name of a rule after you create it in your rule group or web ACL.