• Show understanding of how encryption works
  • Including the use of public key, private key, plain text, cipher text, encryption, symmetric key cryptography and asymmetric key cryptography
  • How the keys can be used to send a private message from the public to an individual/organisation
  • How the keys can be used to send a verified message to the public
  • How data is encrypted and decrypted, using symmetric and asymmetric cryptography
  • Purpose, benefits and drawbacks of quantum cryptography
• Show awareness of the Secure Socket Layer (SSL)/Transport Layer Security (TLS)
  • Purpose of SSL / TLS
  • Use of SSL/TLS in client-server communication
  • Situations where the use of SSL/TLS would be appropriate
• Show understanding of digital certification
  • How a digital certificate is acquired
  • How a digital certificate is used to produce digital signatures