Learn Blockchain Technology & Cryptocurrency in Java

Everything you Need to Know About Blockchains, Cryptocurrencies and Other Altcoins (Layer-1 and Layer-2 Scaling)

4.50 (1338 reviews)
Udemy
platform
English
language
Other
category
instructor
Learn Blockchain Technology & Cryptocurrency in Java
6,237
students
7 hours
content
Nov 2023
last update
$84.99
regular price

What you will learn

Understand why blockchain technology is important

Understand proof of work (PoW) and proof of stake (PoS)

Understand why cryptocurrencies will change the whole industry

Understand Bitcoin, Ethereum and some of the altcoins

Implement a simple blockchain and cryptocurrency from scratch in Java

Why take this course?

Blockchain is a revolutionary technology that allows for decentralized and distributed storage of information. Maybe the hottest topic at the moment in the field of software engineering - besides artificial intelligence and machine learning - is blockchain technology. Many experts in the industry predict that the blockchain will disrupt the ways we interact with technology.

In this course you will learn about the basics of blockchain technology as well as about cryptocurrencies. You can learn about the concrete implementation of these technologies in Java - although you can skip the implementation parts if you wish.

Chapter 1 - Blockchain Theory

  • the fundamental basics of blockchain technology

  • SHA-256 hashing technique

  • centralized and decentralized ledgers

  • the concept of mining (and miners)

  • consensus algorithms

  • proof of work (PoW) and proof of stake (PoS)

  • the byzantine generals problem

Chapter 2 - Blockchain Implementation

  • implementing a simple blockchain from scratch in Java

Chapter 3 - Cryptocurrency Theory

  • motivation behind cryptocurrencies

  • Merkle trees and transaction verification algorithms

  • mining in cryptocurrencies

  • mempools

  • unspent transaction outputs (UTXOs)

  • elliptic curve cryptography in cryptocurrencies

  • what is a wallet?

  • orpahned blocks and the block verification problem

  • the 51% attack

  • soft fork and hard fork

Chapter 4 - Cryptocurrency Implementation

  • implementing a simple cryptocurrency from scratch in Java

Chapter 5 - Altcoins & Cryptocurrency Evolution

  • Ethereum, Solidity and the Ether cryptocurrency

  • what are ICOs?

  • cardano and ADA

  • altcoins

  • LiteCoin (LTC)

  • Dash

  • layer 1 and layer-2 scaling solutions

  • sharding and rollups (zk-rollups and zk-snarks)

  • coins and tokens

You should take this course, if you are interested in blockchains and cryptocurrency technology. Thanks for joining my course, let's get started!

Content

Introduction

Introduction

Blockchain Introduction

Blockchain theory - motivation
Blockchain theory - data structure
Blockchain theory - SHA256
Blockchain theory - SHA256 illustration
Blockchain theory - decentralized ledger
Blockchain theory - mining I
Blockchain theory - mining II
Blockchain theory - consensus
Blockchain theory - byzantine generals problem
Blockchain theory - proof of work

Blockchain Implementation

Blockchain implementation 1
Blockchain implementation 2
Blockchain implementation 3
Blockchain implementation 4
Blockchain implementation 5
Blockchain implementation 6

Cryptocurrency Introduction

Cryptocurrency motivation
Cryptocurrency policies
Mempools
Mempools example
Merkle-tree motivation
Merkle-tree implementation
PublicKey and PrivateKey
UTXOs
Wallets
51% attack

Cryptocurrency Implementation

Cryptocurrency implementation 1
Cryptocurrency implementation 2
Cryptocurrency implementation 3
Cryptocurrency implementation 4
Cryptocurrency implementation 5
Cryptocurrency implementation 6
Cryptocurrency implementation 7
Cryptocurrency implementation 8

Course Materials (DOWNLOADS)

Course materials

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Our review

📚 **Course Overview:** _"Blockchain and Cryptocurrency Technical Deep Dive"_ has garnered a global rating of 4.50, with recent reviews providing a mix of perspectives on the course's content, presentation, and practical application. The following review synthesizes these insights to help potential learners understand what to expect from this course. **Pros:** - **Comprehensive Explanation:** The course offers a clear and concise explanation of blockchain technology and cryptocurrency, making complex concepts easy to understand. (Multiple Reviews) - **Real-World Application:** For those interested in the technical aspects of blockchain, this course provides concrete examples and Java implementation that demonstrate practical applications. (Several Reviews) - **Quality Presentation:** The presentation is praised for its clarity, with the instructor's voice being very clear and explanations easy to understand. The display quality is also described as excellent. (Several Reviews) - **Educational Value:** The course is recommended for individuals looking to start their studies on blockchain and cryptocurrency, offering a good mix of theory and practice. (Multiple Reviews) - **Well-Organized Code Materials:** The source code provided is concise, well-organized, and includes comprehensive comments that aid in understanding the implementation. (Several Reviews) - **Engaging Content:** The course's content is described as engaging and enjoyable for those taking a break from their regular work or looking to satisfy their curiosity about blockchain technology. (Several Reviews) - **Advanced Topics:** The inclusion of advanced topics, although optional, is seen as an important addition that could further enhance understanding for learners. (One Review) **Cons:** - **Limited Industry Relevance:** Some reviews express that the course does not cover the real-world blockchain technology used in the industry today, focusing more on basic explanations and simple Java examples. (One Review) - **Repetition:** A notable point of criticism is the repetition of previous sections' content within the course, which some learners find unnecessary and time-consuming. (One Review) - **Pace for Beginners:** The pace of the cryptocurrency implementation section may be challenging for very new Java learners, suggesting a need to slow down for beginners. (One Review) - **Complex Topics:** Some aspects, like Elliptic Curve Cryptography, are reported to be confusing and could benefit from more detailed explanations or comparisons with other methods. (One Review) - **Assumed Prior Knowledge:** The course is mentioned to assume a background in computer science or programming, which might not be suitable for complete beginners. (One Review) - **Language Clarity:** While the language used by the instructor is good, there are some instances where the accent may make understanding more difficult, such as distinguishing between different types of attacks. (One Review) **Additional Feedback and Suggestions:** - **Structured Content:** Some learners suggest that certain parts of the content, like the explanation of proof of work, could be structured better to enhance understanding. (One Review) - **Course Structure for Beginners:** A recommendation is made for the course to cater more explicitly to beginners, potentially by offering separate sections or prerequisites for different levels of learners. (Several Reviews) - **Accessibility for Non-Java Programmers:** While the code materials are praised, it's noted that not everyone may be comfortable with Java, and alternatives could be beneficial. (One Review) **Final Thoughts:** Overall, the course "_Blockchain and Cryptocurrency Technical Deep Dive_" is a valuable resource for understanding blockchain technology and its implementation, especially through Java code examples. It's particularly well-suited for those with some prior knowledge in programming and who are interested in the technical aspects of blockchain. The course's strengths lie in its comprehensive explanations, engaging content, and high-quality presentation. However, beginners might find some parts challenging, and there is room for improvement in terms of addressing repetition and providing more detailed explanations for complex topics. It's recommended that future learners consider their own skill level and the specific aspects of blockchain they wish to explore before taking this course.

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7/30/201997% OFF
expired
7/14/202389% OFF
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Related Topics

1610110
udemy ID
3/21/2018
course created date
7/14/2019
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