Preventing Network Security Risks - Crossword

Clues

1. Hardware or software that filters packets between a trusted network and an untrusted network. (8)
2. Methods such as usernames and passwords that prevent unauthorised people from using a system. (13)
3. A way of securing data so that it cannot be read without a key. (10)
4. A document that explains how employees must act when using IT equipment and services. (3)
5. Using the same tools as criminals to find weaknesses in a network with permission. (14)
6. Rules that ensure a chosen code has minimum length and includes different character types. (14)
7. Firewall method that checks where data is coming from and going to before dropping it. (12)
8. Preventing access to certain numbered connection points on a network using a firewall. (12)
9. Measuring physical characteristics such as a fingerprint to verify the identity of a person. (10)
10. Copy of data stored separately so it can be restored if the original is lost. (6)