1. to stop or hinder the establishment of a link, relationship, or communication between two or more entities
The firewall will prevent connection to unauthorized networks.
O firewall impedirá a conexão com redes não autorizadas.
2. to block the physical or logical linking of devices, systems, or people
Security measures prevent connection between the two databases.
Medidas de segurança impedem a conexão entre os dois bancos de dados.