Learn Blockchain By Building Your Own In JavaScript

CPD certificates are accepted by thousands of professional bodies and government regulators here in the UK and around the world. Many organisations look for employees with CPD requirements, which means, that by doing this course, you would be a potential candidate in your respective field.

Introduction

• Course Introduction
• What You Will Learn In This Course
• What is A Blockchain
• Environment Setup
• Project Source Code

Building A Blockchain

• Blockchain Introduction
• Constructor Function Explanation
• Prototype Object Explanation
• Blockchain Constructor Function
• Create New Block Method
• Testing Create New Block Method
• Get Last Block Method
• Create New Transaction Method
• Testing Create New Transaction Method
• SHA256 Hashing
• Hash Block Method
• Testing Hash Block Method
• What is A Proof of Work
• Proof of Work Method
• Testing Proof of Work Method
• Creating A Genesis Block
• Section 1 Wrap-Up

Accessing The Blockchain Through An API

• Building An API – Introduction
• Setting Up ExpressJS
• Buildig The API Foundation
• Installing Postman & Body-Parser
• Building The “GET /blockchain” Endpoint
• Building The “POST /transaction” Endpoint
• Building The “GET /mine” Endpoint
• Testing The New Endpoints

Creating A Decentralized Blockchain Network

• Decentralized Blockchain Network – Introduction
• Creating Multiple Nodes
• Testing The Nodes
• Adding The Current Node’s Url
• New Endpoints Outline
• Building “POST /register-and-broadcast-node” Endpoint – Part 1
• Building “POST /register-and-broadcast-node” Endpoint – Part 2
• Building “POST /register-nodes-bulk” Endpoint
• Testing “POST /register-node” Endpoint
• Building “POST /register-nodes-bulk” Endpoint
• Testing “POST /register-nodes-bulk” Endpoint
• Testing All Network Endpoints

Synchronizing The Network

• Synchronizing The Network – Introduction
• Transactions Introduction
• Refactoring Create Transaction Method
• Building “POST /transaction/broadcast” Endpoint
• Refactoring “POST /transaction” Endpoint
• Testing Transaction Endpoints
• Updating Mining Information
• Updating Mining Endpoint
• Building “POST /receive-new-block” Endpoint
• Testing New Endpoints

Consensus

• Consensus Introduction
• Chain Is Valid Method
• Testing Chain Is Valid Method
• Building “GET /consensus” Endpoint
• Testing “GET /consensus” Endpoint

Block Explorer

• Block Explorer Introduction
• Block Explorer Endpoints Outline
• Get Block Method
• Building “Get /block/:Blockhash” Endpoint
• Get Transaction Method
• Building “Get /Transaction/:Transactionid” Endpoint
• Get Address Data Method
• Building “Get /Address/:Address” Endpoint
• Adding The Block Explorer File
• Block Explorer File Explanation
• Testing The Block Explorer

Conclusion

• Course Recap

This comprehensive learn blockchain by building your own in JavaScript course is suitable for anyone looking to improve their job prospects or aspiring to accelerate their career in this sector and want to gain in-depth knowledge of javascript.

• There are no academic entry requirements for this learn blockchain by building your own in JavaScript course, and it is open to students of all academic backgrounds.
• As long as you are aged seventeen or over and have a basic grasp of English, numeracy and ICT, you will be eligible to enrol.

This course assesses learners through multiple-choice questions (MCQs). Upon successful completion of the modules, learners must answer MCQs to complete the assessment procedure. Through the MCQs, it is measured how much a learner can grasp from each section. In the assessment pass mark is 60%.

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Certificate of Achievement from Lead Academy

After successfully passing the MCQ exam you will be eligible to order your certificate of achievement as proof of your new skill. The certificate of achievement is an official credential that confirms that you successfully finished a course with Lead Academy. Certificate can be obtained in PDF version at a cost of £12, and there is an additional fee to obtain a printed copy certificate which is £35.