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0 of 3 objectives have lessons · 0 studied · 0 secure
Lessons for this topic haven’t been written yet. The objectives below show exactly what the syllabus expects, so you can plan with them in the meantime.
What Cambridge says you should be able to do, in our words. Codes are the topic number plus the objective’s position.
Understand 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. The purpose, benefits and drawbacks of quantum cryptography.
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Show awareness of the Secure Socket Layer (SSL) / Transport Layer Security (TLS).
The purpose of SSL / TLS. The use of SSL / TLS in client-server communication. Situations in which using SSL / TLS would be appropriate.
No lesson yet
Understand digital certification.
How a digital certificate is acquired. How a digital certificate is used to produce digital signatures.
No lesson yet