Tampering

Tampering may refer to: Tampering (sport), the practice, often illegal, of professional sports teams negotiating with athletes of other teams
Tamper-evident, a device or process that makes unauthorised access to a protected object easily detected
Tamper resistant making it difficult to tamper with an object or system
Tamperproofing, The belief that something cannot be tampered with
Sabotage, modification of a device to induce failure