Blockchain
Krzysztof Szumny
noisy
Networks
- immutability
- security
- decentralization
- transparency
- openness
Characteristics of a blockchain
Hash functions
sha256("Hello world")
1894a19c85ba153acbf743ac4e43fc004c891604b26f8c69e1e83ea2afc7c48f
sha256("Hello world.")
6472bf692aaf270d5f9dc40c5ecab8f826ecc92425c8bac4d1ea69bcbbddaea4
Example of a block
Blockchain has:
- consensus alghorithm
- Proof of Work
- Proof of Stake
- Delegated Proof of Stake
- etc.
- incentives structure/economy
- token distribution model
- open sources and open data!
Different blockchains
- Bitcoin
- Ethereum
- Ripple
- Litecoin
- Dash
- NEM
- IOTA (not a blockchain)
- Monero
- Steem
- and few hundreds more...
Q&A
About me
Krzysztof Szumny
Wrocław/Oława
blog: steemit.com/@noisy