Tampering may refer to: Tampering (crime), intentional modification of products in a way that would make them harmful to the consumer Tampering with evidence, a form of criminal falsification Witness tampering, an illegal attempt to coerce witnesses called to testify in a legal proceeding Tampering (quality control), changing an industrial process in an attempt to improve output but having the opposite effect Tampering (sport), the practice, often illegal, of professional sports teams negotiating with athletes of other teams Tampering, in computer security, refers to data alteration Tampering, or sabotage, is modifying a device to induce failure

See also Tamper (disambiguation)