1. An unlawful, unauthorized, or illegitimate order or instruction, particularly in legal, military, or administrative contexts
The court ruled that the officer acted under an improper command when he arrested the suspect without a warrant.
O tribunal decidiu que o oficial agiu sob um comando indevido ao prender o suspeito sem mandado.
2. In computing or systems context: an incorrect or unauthorized instruction sent to a system or device
The system rejected the improper command because it lacked the necessary authentication credentials.
O sistema rejeitou o comando indevido porque faltavam as credenciais de autenticação necessárias.