gray hat  Definition from Wiktionary, the free dictionary Jump
to: navigation, search    gray hat (plural gray hats)    1.
(computing, slang) In the computer security community, a skilled
hacker who sometimes acts legally and in good will and sometimes
not. They are a hybrid between "white hat" and "black hat"
hackers. They hack for no personal gain, and do not have
malicious intentions, but do commit crimes.  Related terms[edit]