caranya register di mozilla.com ,
lalu install keylogger 1.5 di :
 https://addons.mozilla.org/id/firefox/addon/keylogger-220858/
restarts mozilla anda ...

dan keylogger siap digunakan ..

- cara ngeliat teks yg tercatat oleh keylogger :
buka tools > add-ons > klik option pada keylogger extension ..

enjoy ...
Keylogger :: Pengaya untuk Firefox
addons.mozilla.org
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 Description: Pasang Keylogger Di Mozilla Firefox Rating: 4.5 Reviewer: Unknown - ItemReviewed: Pasang Keylogger Di Mozilla Firefox