Regex is done in custom hardware, so it's not just a standard off-the-shelf engine, but for these purposes it's close enough to PCRE. In fact since you're just doing a string match simply using Automated_Clearing_House_transaction will work.
I created and tested a signature with the following config:
and it worked on a test url:
The XML for the signature is:
drogers@Captain.America# show threats vulnerability 42001 signature
<entry name="And Condition 1">
<entry name="Or Condition 1">
I'm actually trying to handle:
I ended up using:
I used this to test: http://regexpal.com/
What do you think?
Any way to make the regex case insensitive?
is not accepted by PAN.
Local SE confirmed that there is no case-insensitive support... would utilize too much CPU.
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