Firewalls-ICT

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Firewalls

Barrier to unauthorised access, A method of security

Stops Hackers accessing a computer

Hackers aim to steal data or change data and introduce malware

Rules can be set to allow/block certain computers

Parental controls software

Site blocking software, For example Facebook

Viruses

Viruses- Replicate, spread and cause damage

User introduces virus to the computer

Download- file sharing site, illegal downloads

Opening email attachments, through removable media. For example, A memory stick

Anti virus software

Anti virus software- update it

Patches

Regular scans find and remove before too much damage is done