Huabing Blog

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Bitcoin Script

Bitcoin and Cryptocurrency Technologies-Week 3

Bitcoin Script is using to transfer coins instead of just signature and public key address, which allows more flexibilities for Bitcoin transactions

Distributed Consensus

Bitcoin and Cryptocurrency Technologies-Week 2

How the nodes in the bitcoin network reach consensus on the transactions?

Incentives and Proof of Work

Bitcoin and Cryptocurrency Technologies-Week 2

How bitcoin system implements the mechanism to motivate the participants and how the participants prove their work?

Programming Assignment: Scrooge Coin

Bitcoin and Cryptocurrency Technologies-Week 1

Finally, I got to the most exciting part of week 1 lectures-the programming assignment!

Digital Signature and Public Key as Identities

Bitcoin and Cryptocurrency Technologies-Week 1

Some fundamental cryptographic technologies in Bitcoin: Asymmetic encryption(Public/Private key), Digital Signature, Digital Identity(Public key and Digital Certificate).

Hash Pointers and Data Structures

Bitcoin and Cryptocurrency Technologies-Week 1

Hash pointer is used to bulid some key data structures in cryptocurrency, such as Block chain and Merkel tree.

Cryptographic Hash Function

Bitcoin and Cryptocurrency Technologies-Week 1

Hash function can produce a fixed lenght digest of any size of data, and the original data can not be found out if it's properly used.