unprotected vs insecure

unprotected and insecure both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unprotected	No	Yes	No	No
insecure	No	Yes	No	No

unprotected (adjective)	insecure (adjective)
lacking protection or defense	lacking self-confidence or assurance
	lacking in security or safety
	not firm or firmly fixed; likely to fail or give way
	not safe from attack