Update: The signature mentioned in this article have been released as part of an Attack Signature Update. You may head to https://downloads.f5.com to download the file manually, or use the automatic...
Hi Brad,
Correct - these signatures are for ASM only.
If you have ASM you may simply download the latest signature file from https://downloads.f5.com/, or use the automated signature update feature in ASM.
Doing so will save you the need of creating these signatures as user-defined, as they are already included in an official product patch.