This is AWS WAF Classic
documentation. For more information, see AWS WAF Classic
in the developer guide. For the latest version of AWS WAF
, use the AWS WAFV2 API and see the AWS WAF Developer Guide
. With the latest version, AWS WAF has a single set of endpoints for regional and global use.
Inserts or deletes Predicate
objects in a
object identifies a predicate, such as a ByteMatchSet
or an IPSet
, that specifies the web requests that you want to allow, block, or count. If you add more than one predicate to a
, a request must match all of the specifications to be allowed, blocked, or counted. For example, suppose that you add the following to a
ByteMatchSet that matches the value
BadBot in the
IPSet that matches the IP address
You then add the
and specify that you want to block requests that satisfy the
. For a request to be blocked, the
header in the request must contain the value
the request must originate from the IP address 192.0.2.44.
To create and configure a
, perform the following steps:
- Create and update the predicates that you want to include in the
- Create the
Rule. See CreateRule.
GetChangeToken to get the change token that you provide in the
ChangeToken parameter of an UpdateRule request.
- Submit an
UpdateRule request to add predicates to the
- Create and update a
WebACL that contains the
Rule. See CreateWebACL.
If you want to replace one
with another, you delete the existing one and add the new one.
For more information about how to use the AWS WAF API to allow or block HTTP requests, see the AWS WAF Developer Guide