tamperproof

As a noun tamper

is a person or thing that tamps.

As a verb tamper

is to alter by making unauthorized changes; to meddle.

As an adjective tamperproof is

resistant to tampering.

As adjectives the difference between resistant and tamperproof

is that resistant is resistant while tamperproof is resistant to tampering.

As a noun resistant

is resistant.

As a verb resistant

is .