This document discusses blockchain technology and some of its applications. Blockchain is a continuously growing list of records called blocks that are linked and secured using cryptography. It provides a distributed consensus through a public database. Some applications of blockchain include distributed cloud storage, digital identity, smart contracts, digital voting, and decentralized notary.

1. Mahdi Ataeian

3. Blockchain
a continuously growing list of records, called
blocks, which are linked and secured using
cryptography.

6. Proof of work

7. Proof of stake

8. Proof of space
Proof of capacity

9. Proof of Existence
As the blockchain is a public
database, it is a distributed sort of
consensus; your document
becomes certified in a distributed
sort of way.

11. DISTRIBUTED CLOUD STORAGE

12. DIGITAL IDENTITY

13. SMART CONTRACTS

14. DIGITAL VOTING

15. DECENTRALIZED NOTARY