KeyScrambler has the anti-keystroke profiling featureAnd neither do other security softs - that is all web-based\website-based except for the malicious browser add-on\extension which are detected by signature which can be lookup via VT which is the same as other vendors which detect by signature
SpyShelter is more capable in the right hands than any internet security suite can ever hope to be.
ESET has script-based protection
ESET Smart Security - Online Help
And Zemana AntiMalware Ultimate has
'Real-time browser extension protection'