Words similar to firewalls

Example sentences for: firewalls

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

Some network "firewalls" may be incompatible with this software, causing the connections to terminate prematurely.
Specific control activities include frequent changes of dial-up numbers; use of dial-back access; restrictions on users to allow access only to system functions that they need; software and hardware "firewalls" to restrict access to assets, computers, and networks by external persons; and frequent changes of passwords and deactivation of former employees' passwords.
The Post runs a fascinating feature on the informational firewalls placed between FBI teams investigating U.S. terrorism plots--similar to those used in the CIA during its Cold War espionage investigations.
This error message appears on a few different computers hooked up to a few different corporate networks that I try, making me think that the network administrators have configured their "firewalls" to disable these games.
So our policy needs firewalls : The American business community shouldn't be able to force the United States to cave on human rights just to improve economic ties.