System Protection: Connection to computer networks contains an inherent risk of infection by viruses and worms and of malicious targeted attacks through the network. It is the customer’s responsibility to protect the system against such threats, i.e. by keeping up-to-date the protection of any network to which the customer chooses to connect any instrument or computing resource. This protection might include measures such as a firewall to separate these devices from uncontrolled networks, as well as measures to ensure that the connected network is free of malicious code.