noun · neutral
firewall
UK/ˈfaɪə.wɔːl/US/ˈfaɪər.wɔːl/FIRE·wall
A security system that controls incoming and outgoing network traffic based on rules.
Examples
“The company installed a firewall to block suspicious traffic.”
“Personal firewalls can help protect your home computer from attacks.”
“Schools should teach students basic firewall and antivirus practices.”
Band 8 sentence
“A properly configured firewall is the first line of defence for organisational networks.”
Collocations
- install a firewall
- network firewall
Word family
Common mistakes
fire wall→firewall
use a firewall to protect password→use a firewall to protect the network / use strong passwords to protect accounts
Say it for a higher band
5security software→6network protection→7+firewall
Synonyms
gateway
Easily confused
antivirus
“Make sure you update both your antivirus and firewall regularly.”
Related words
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In Technology & Internet
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