Gain insights into fundamental blockchain concepts, delve into cryptographical vulnerabilities, and explore quantum computer attacks and remedies to develop a comprehensive understanding of blockchain security mechanisms.

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Algorithms

Blockchain-based distributed public ledgers can securely store our data without the need for a centralized controlling authority. Blockchain technology uses intriguing mathematical and cryptographical concepts, which are usually misunderstood. 

This course presents a comprehensive overview of the basic concepts of blockchain while providing deep insights into its background in mathematics and cryptography. Next, you’ll learn about the critical cryptographical vulnerabilities and attacks against blockchain technology and how to encounter them. Finally, the course describes possible attacks against blockchains by a fully-capable quantum computer and the possible remedies.

By the end of this course, you’ll have a deep understanding of blockchain technology and its mechanisms, particularly the mathematics and cryptography involved in blockchain security.

Cryptographic Primitives in Blockchain Technology

Which is not a major security-related concept that serves as a security mechanisms?

Which is not a major security-related concept that serves as a security mechanisms?

**(Fill in the blank.)** “The property of safeguarding the accuracy and completeness of assets” is known as ________.:

(Fill in the blank.) “The property of safeguarding the accuracy and completeness of assets” is known as ________.:

Identification $=>$ Authorization $=>$ Authentication

Authorization  $=>$ Identification $=>$ Authentication


Identification  $=>$ Authentication  $=>$Authorization


What is the correct sequence of using
- Identification
- Authorization
- Authentication


What is the correct sequence of using
<ul>
<li>Identification</li>
<li>Authorization</li>
<li>Authentication</li>
</ul>

Which attack aims to prevent authorized users from accessing targeted network resources?

Which attack aims to prevent authorized users from accessing targeted network resources?

Choose the correct answer.

Choose the correct answer.

Let's see what you’ve learned in this chapter.

Introduction

Preliminaries

Cryptographic Primitives

Elliptic Curve Cryptography

Information Security in Software Systems

Distributed Systems

Introduction to Blockchain Technology

Bitcoin

Introduction to Quantum Computing

Bitcoin Under Broken Crypto Primitives

Post-Quantum Blockchains

In Closing

Quiz: Information Security in Software Systems