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1.1 KiB
2. Symmetric Key Encryption
Outline
The key concepts involved in this unit are:
- Defining key entropy;
- Key generators (such as using hashing methods to generate keys based on passphrases);
- Symmetric key methods (AES, Twofish, 3DES, RC4 and ChaCha20);
- Stream or block encryption;
- Symmetric key modes (ECB/CBC/OFB);
- Salting/IV.
Presentations
- Week 2 Presentation (PDF) - Symmetric Key Encryption: here
- Week 2 Presentation (Video) - Symmetric Key Encryption here
- Week 2 Presentation (Lecture - Video) - Symmetric Key Encryption: here. Recorded on Friday 24 Jan 2020.
Videos
The voice over lecture is here:
And the classroom lecture from 24 Jan 2020 is here:
