Answers
Rules stating the minimum length and mix of characters a password must contain, and how often it changes.
Checking the source and destination of data and dropping anything that does not match the rules.
Keeping regular copies of data in a separate place so that files can be restored after a loss.
Preventing access to specific numbered network connections so that certain services cannot be reached.
A set of rules explaining how employees must behave when using an organisation's IT systems.
Verifying a person's identity by measuring a physical characteristic such as a fingerprint or facial features.
Software that detects, blocks and removes viruses and other malicious programs before they can cause damage.
Restricting who can use a system and what each user is allowed to see or change.
Protecting hardware, software and networks using methods such as locks, alarms and security guards.
Rights set on disks, folders and individual files that decide which items each account can open or change.
Converting data into a coded form so that it cannot be understood without the correct key.
Hardware or software that sits between a trusted and an untrusted network and blocks suspect traffic.