Words similar to firewall

Example sentences for: firewall

How can you use “firewall” in a sentence? Here are some example sentences to help you improve your vocabulary:

UPS, which alleges that USPS uses its first-class mail monopoly profits to subsidize competitive services, has asked that the firewall between the Postal Service's monopoly and competitive services be strengthened.
Book -- Firewall: The Iran-Contra Conspiracy and Cover-Up , by Lawrence E. Walsh;
Though it is often treated as a milder form of racism, there is no firewall of principle separating one form of racism from another.
Members of the central group possess a variety of technical skills and have specific information security responsibilities, such as developing policy, maintaining the firewall that protects the organization's network from unauthorized intrusions, or supporting security staff assigned to individual business units.