# MIT Cryptocurrency Engineering and Design

### Lecture Notes

1. [Signatures, Hashing, Hash Chains, e-cash, and Motivation (PDF)](https://ocw.mit.edu/courses/media-arts-and-sciences/mas-s62-cryptocurrency-engineering-and-design-spring-2018/lecture-notes/MAS-S62S18-lec01.pdf)
2. [Proof of Work (PoW) and Mining (PDF)](https://ocw.mit.edu/courses/media-arts-and-sciences/mas-s62-cryptocurrency-engineering-and-design-spring-2018/lecture-notes/MAS-S62S18-lec02.pdf)
3. [Signatures (PDF)](https://ocw.mit.edu/courses/media-arts-and-sciences/mas-s62-cryptocurrency-engineering-and-design-spring-2018/lecture-notes/MAS-S62S18-lec03.pdf)
4. [Transactions and the UTXO Model (PDF)](https://ocw.mit.edu/courses/media-arts-and-sciences/mas-s62-cryptocurrency-engineering-and-design-spring-2018/lecture-notes/MAS-S62S18-lec04.pdf)
5. [Synchronization Process, Pruning (PDF)](https://ocw.mit.edu/courses/media-arts-and-sciences/mas-s62-cryptocurrency-engineering-and-design-spring-2018/lecture-notes/MAS-S62S18-lec05.pdf)