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Aws_wafv2_rule_group | About

AWS WAF plays a key role in protecting web applications from online threats. AWS WAFv2, offers a large array of features and improvements.

One of the key elements of AWS WAFv2 is the “Rule Group”. It allows users to create filtering rules for better protection against common web exploits like SQL injection, etc.

Today, we are going to look at the importance of AWS WAFv2 Rule Groups and how they can be used with AWS CloudFormation.

The AWS WAFv2 Rule Group is a collection of rules. It dictates how incoming web requests are inspected and controlled. In other words, it helps us create a strong defense mechanism for our web applications.

Here are some of the common errors that you are likely to run into when working with AWS WAFv2 Rule Groups:

• WAFDuplicateItemException:

  This error indicates that AWS WAF identified our resource as a duplicate of an existing one.
• WAFInternalErrorException:

  This error pops up when AWS WAF faces a system-related issue that prevents the execution of the operation.
• WAFInvalidOperationException:

  If AWS WAF decides our operation isn’t valid, you will get this error.
• WAFInvalidParameterException:

  This error is due to AWS WAF’s inability to recognize a parameter in our request.
• WAFLimitsExceededException:

  We get this error when we cross the resource limit.
• WAFNonexistentItemException:

  If our resource does not exist for our operation, AWS WAF raises this error.
• WAFOptimisticLockException:

  This error occurs when AWS WAF can’t save our changes due to concurrent modifications.

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Conclusion

In summary, our Support Techs introduced us to Aws_wafv2_rule_group and some of the errors related to it.