In this module, you will learn what smart contracts are and how they work. We will discuss how blockchain-based smart contracts can enable individuals and organizations to reduce transaction costs, minimize the need for third-party intermediaries, and improve productivity, security, and privacy.

Accessing large, centralized systems such as email, health insurance, or a bank account requires the provision of various identifiers—for example, government-issued ID cards, self-selected passwords, or biometric data. However, identifier-based systems are problematic—both administratively and philosophically. In this module you will learn about five problems with identifier-based systems and explain how a distributed self-sovereign identity system, deployed on the blockchain, can resolve many of these issues.

The current global financial system is riddled with inefficiencies, uneven developments and bizarre contradictions. Blockchain technology has the potential to bring about profound changes to financial services. In this module, you will learn how blockchain technology will disrupt the core functions of the financial services industry, offering individuals and organizations alike real choices in how they create and manage value.