Introducing distributed ledger technology and blockchain

A comparison of blockchain and distributed ledger

Distributed ledger technology and blockchain benefits

Blockchain formation

Blockchain specialty

Blockchain types—

public, private, hybrid, and consortium

Ownership/ transaction/ order integrity

Conflict and its resolution

Fork

Fork types

J ourney of blockchain

Blockchain versions

Blockchain 3 .0

Security connect

Benefits

Limitations

Conclusion

Terminologies used

Questions

3. Consensus Models in Blockchain

Introduction

Structure

Obj ectives

Consensus models

Algorithms of consensus

Consensus models protocol names

Seive

Ripple

U nique node lists (U NL)

Stellar

Paxos

Raft

Mechanism of consensus

Method of consensus

Proof-of-work

“Mathematical puzzle” – What it is?