Blockchain Security - Foundational Concepts (Coursera)

Offered by LearnQuest,
Blockchain Security - Foundational Concepts (Coursera)

Blockchain Security - Foundational Concepts is where your grand adventure begins, at the crossroads of technology and creativity. This course is designed for aspiring blockchain enthusiasts, developers, security professionals, and decision makers.

Class Deals by MOOC List - Click here and see Coursera's Active Discounts, Deals, and Promo Codes.

This course isn't a mere introduction; it's an invitation to explore the world of blockchain security with an artist's flair. Beyond theory's embrace, it pulls you into a universe where cryptographic techniques, smart contract development, and secure blockchain solutions aren't just words—they're a living, breathing dance guided by the hand of a master.
After completing this course, learners will be able to grasp the core elements of blockchain technology and the security that guards them, identify common security risks, detail cryptography techniques, and more.
This course is part of the Security for Blockchain and DApps Specialization.

Syllabus

Welcome and Module 1: Intro to Blockchain Security
This module provides an introduction to blockchain security concepts, threats, and challenges. Students will learn foundational knowledge about blockchain architecture, vulnerabilities, and security goals.

Module 2: Cryptography, Hash Functions, and Public Key
This module covers cryptography techniques used in blockchain including hash functions and public key cryptography. Students will learn how these are used to secure blockchain transactions and build trust. A case study on the LISK blockchain will demonstrate real-world applications.

Module 3: Consensus, PoW, and PoS Security
This module explains consensus mechanisms in blockchain, specifically proof of work and proof of stake models. Students will analyze the security implications of different consensus models and examine a case study of vulnerabilities in the Verge blockchain.

Module 4: Advanced Blockchain and Architectural Security
This module dives deeper into advanced blockchain security topics including new mechanisms, cryptography tools, and architectural security. Students will gain skills to evaluate and design secure blockchain implementations.

Module 5: The Blockchain User & Node Security
This module focuses on security for blockchain users and nodes. Students will learn how to secure user wallets, keys, and transactions. Methods to secure blockchain nodes and prevent exploits will also be covered along with a case study of an Ethereum RPC vulnerability.

Go to Class
MOOC List is learner-supported. When you buy through links on our site, we may earn an affiliate commission.

Related Courses

Usable Security (Coursera) Coursera
University of Maryland, College Park

Usable Security (Coursera)

This course focuses on how to design and build secure systems with a human-centric focus. We will look at basic principles of human-computer interaction, and apply these insights to the design of secure systems with the goal of developing security measures that respect human performance and their goals within a system.

Aug 10th 2026
5-12 Weeks
Cybersecurity Job Search and Interviews: Getting Started (Coursera) Coursera
University System of Georgia

Cybersecurity Job Search and Interviews: Getting Started (Coursera)

Are you planning to have a career in cybersecurity? This course can help you plan your preparation for such a career as well as give some advice on finding positions and landing a position. What you will learn: the process and resources for finding the perfect cybersecurity job; the cybersecurity professional’s role in an organization’s cybersecurity effort; the knowledge preparation for the cybersecurity professional from an education versus training perspective.

Aug 17th 2026
5-12 Weeks
Web Connectivity and Security in Embedded Systems (Coursera) Coursera
EIT Digital

Web Connectivity and Security in Embedded Systems (Coursera)

In this course, we will explore several technologies that bring modern devices together, facilitating a network of connected things and making devices internet enabled. We will discuss rules, protocols, and standards for these devices to communicate with each other in the network. We will also go through security and privacy issues and challenges in cyber physical systems (CPS). We will explore measures and techniques for securing systems from different perspectives. Possible attack models are introduced and solutions to tackle such attacks are discussed. Moreover, some basic concepts related to privacy in cyber physical systems are presented.

Aug 17th 2026
5-12 Weeks
Operations and Process Management (Coursera) Coursera
Illinois Tech

Operations and Process Management (Coursera)

The course focuses on teaching students how to successfully analyze a business process, research methods of improving a process, and adapt/integrate the improvement. methods into the business process in a prioritized and actionable manner. The goal of the course is to expose students to a universal set of business processes and provide them with a formal approach to improving and monitoring the health of those processes that they can apply in a current or future opportunity.

Aug 10th 2026
5-12 Weeks
Gestión integral del riesgo de desastres (Coursera) Coursera
Universidad Nacional Autónoma de México

Gestión integral del riesgo de desastres (Coursera)

El curso está orientado a las personas que ya cuentan con nociones de planificación y que tienen conocimientos generales sobre las principales amenazas en un contexto particular desde una disciplina específica. Presenta los conceptos más importantes, así como ejemplos y problemas para el análisis de temas de gestión integral del riesgo de desastres que, regularmente, deben abordarse desde ámbitos nacionales o federales, municipales o locales.

Aug 17th 2026
4 Weeks
Risks to Crop Production in Agriculture (Coursera) Coursera
University of Illinois at Urbana-Champaign

Risks to Crop Production in Agriculture (Coursera)

Learners will be able to describe the crop production cycles of agriculture for annual and permanent crops, explain the financial characteristics and risks of food production, discuss the various types of land ownership and rental agreements for the use of agricultural land, and describe personal, external, and food production risks that influence decision-making in agriculture.

Aug 17th 2026
5-12 Weeks
Web3 and Blockchain Fundamentals (Coursera) Coursera
INSEAD

Web3 and Blockchain Fundamentals (Coursera)

There is a lot of hype around Web3 and blockchain. As with any disruptive technology, there are many competing sources of information. But if we look beyond the hype and mania—not to mention the fear, uncertainty, and doubt—we see something profound happening. We are witnessing one of the largest transformations of wealth in human history—from paper-based analog assets to digital ones. Blockchain represents the first native digital medium for value, and is foundational to the next generation of the Internet—also known as Web3.

Aug 17th 2026
1 Week
Healthcare Data Management and Information Systems (Coursera) Coursera
Northeastern University

Healthcare Data Management and Information Systems (Coursera)

This course is the continuation of the Health Informatics for Healthcare Professionals course. If you have not yet taken the introductory course, it is recommend that you complete that course prior to this course. The foundational knowledge from the introduction is carried through in this deeper dive into informatics in healthcare.

Aug 17th 2026
4 Weeks
Cyber Threat Hunting (Coursera) Coursera
Infosec

Cyber Threat Hunting (Coursera)

Learn repeatable, documentable cyber threat hunting methodologies and types of tools that will make your threat hunting more effective. This learning path progresses through six courses, in which you will build core hunting skills such as intelligence gathering, investigation techniques and remediation methods. Upon completion, you'll have the knowledge and skills to carry out cyber threat hunting activities with an organization that will ultimately deliver proactive defenses against possible debilitating data compromise.

Aug 17th 2026
5-12 Weeks