Security I

A. show understanding of the need to keep data safe from accidental damage, including corruption and human errors

• • Data security

  • Protecting data and systems

B. show understanding of the need to keep data safe from malicious actions, including unauthorised viewing, deleting, copying and corruption

• • Network and data security

  • Validating data

  • Data validation and verification

  • Data entry – Validation and Verification

  • Computer misuse act

  • The Internet and crime

  • Hacking

C. show understanding of how data are kept safe when stored and transmitted, including:

i. use of passwords, both entered at a keyboard and biometric

ii. use of firewalls, both software and hardware, including proxy servers

iii. use of Secure Socket Layer (SSL)

• • • How SSL works?

    • TLS and SSL

iv. use of symmetric encryption (plain text, cypher text and use of a key) showing understanding that increasing the length of a key increases the strength of the encryption

• • • Symmetric-key encryption algorithm

D. show understanding that increasing the length of a binary key increases the strength of the encryption

ZAK Notes

SSL & TLS Essentials, Securing the Web