Blockchain Architecture 101

Blockchain Architecture 101

Blockchain Architecture 101

Jumpstart your journey into the world of blockchain, its architecture, and understand the transformative potential of this cutting-edge technology.

This course introduces you to the foundational aspects of blockchain technology and its architectural complexities. It is the first course in our Blockchain Architecture series, meticulously designed to give you a comprehensive understanding of blockchain’s inner workings, from its history and types to its varied use cases and potential security implications. Additionally, you’ll delve into the nuances of development languages, tools for blockchain, and the intriguing blockchain trilemma. By unraveling these aspects, you will equip yourself with a well-rounded perspective on blockchain’s transformative potential.

Questions we will explore:

  • What are the key layers of a blockchain and how do they function?
  • How to differentiate between various types of blockchain networks?
  • When should one choose to implement a blockchain solution and when to avoid it?
  • How do different consensus mechanisms work and why are they crucial for blockchain systems?
  • What is the Blockchain Trilemma and how is the tech world addressing it?

Courses in this Certificate Program

  • 4 Total Hours
  • OnDemand: 4 Hours
  • Tuition: $249
Components of this CourseHours Delivery Method
Student Orientation1 HourLIVE Online (optional)
Blockchain Architecture 1014 HoursOnDemand Instructor Supported
Live Instructor AMA - bi-monthly1 Hour +LIVE Online (optional)

Upcoming LIVE Instruction Dates

There are no upcoming events.

Learning Outcomes:

  • Understand the fundamental concepts of blockchain, including its architecture, types, and working principles.
  • Analyze and evaluate when to use blockchain technology based on its potential use cases and limitations.
  • Familiarize yourself with essential development languages and tools used in blockchain development.
  • Comprehend the significance of consensus mechanisms in blockchain, their types, and applications.
  • Gain insights into the Blockchain Trilemma and the security aspects of blockchain technology.

Certificate of Completion – Blockchain Architecture 101 – 4 Hours

Blockchain Architecture 101 Course Content

Module 1 – Intro to Blockchain

  • What is a blockchain?
  • Layer 0, 1, 2
  • How does it work?
  • Immutability
  • Group Consensus
  • Wallets and Keys
  • Types of Blockchain Networks
  • Permissioned vs Permissionless
  • Pure vs Hybrid
  • Public Network vs Private Network
  • Interoperability
  • What is the history of blockchain?
  • Blockchain Use Cases
  • How do I know when to use blockchain?
  • When should I avoid blockchain?
  • On-Chain Data vs Off-Chain Data

Module 2 – Development Languages and Tools

  • Languages
  • Toolsets
  • Resources, knowledgebases, and head-starts

Module 3 – Consensus Deep Dive

  • What is the Byzantine’s Generals Problem?
  • Proof of Work
  • Proof of Stake
  • Delegated Proof of Stake
  • Alternative Consensus Mechanisms
  • Proof of Authority, Space, Importance, History, PoET
  • Participant Consensus (on permissioned platforms)

Module 4 – The Blockchain Trilemma

  • What is the Trilemma?
  • How can it be addressed? / how is it being addressed?

Module 5 – Blockchain Security Overview

  • What security benefits does blockchain bring?
  • What security concerns does blockchain introduce?

Course Information

  • Dates: Rolling Enrollment
  • Location: OnDemand & LIVE Online
  • Tuition: $249
  • Tuition Assistance
  • 4 Total Hours
Enroll Now

Additional Information

  • Module Quizzes and Knowledge Checks
  • Guest Lectures & Networking
  • Student Orientation
  • LIVE Online Instructor AMAs
  • Certification Exam Prep

Certification Competencies

Content within this course contributes to 10 to 15% of the Focus Areas as defined in the Web3 Certification Association (W3CB) Ethereum Developer Level 2 and Blockchain Enterprise Professional Level 3 Certification Exam Competencies.

Review all W3CB Focus Areas

Certification Program Options



  • Introduction to Blockchain Scrum Master
  • Blockchain Development Decision
  • Introduction to DevOps
  • zk-SNARKS Essentials
  • Smart Contract Security
  • Solidity Smart Contract Developer (EVM)
  • Understanding L1 and L2 Blockchains
  • Exam Voucher: W3CB Blockchain Solidity Smart Contract Developer Certification
  • Ethereum Enterprise Strategist
  • Setting up Your Ethereum Developer Environment
  • Ethereum DApp Developer
  • Blockchain Architecture 101
  • Blockchain Architecture 201
  • Scrum Methods for Blockchain
  • Scrum Master Architecting Solutions by Combining Agile Methodologies
  • Exam Voucher: W3CB Ethereum Developer Certification


  • Web3 Foundations
  • Blockchain Foundations
  • Blockchain & Bitcoin Intensive
  • AI Essentials
  • Exam Voucher: W3CB Web3 Foundations Level 1 Certification
  • Blockchain Development Decision
  • Key Management
  • Blockchain Enterprise Strategy
  • Fundamentals of DeFi & Primitives
  • Non-fungible Token Essentials
  • Tokenomic Essentials
  • Understanding L1 and L2 Blockchains
  • Exam Voucher: W3CB Blockchain Enterprise Advocate Level 2 Certification
  • Introduction to DevOps
  • Information Security and Cyber Risk Awareness
  • Risk Management for Blockchain-Based Technology Companies
  • Data Protection Regulation: GDPR, CPRA/CCPA
  • OFAC Compliance Essentials
  • Introduction to Blockchain Scrum Master
  • Blockchain Architecture 101
  • Blockchain Architecture 201
  • Exam Voucher: W3CB Blockchain Enterprise Professional Level 3 Certification