This course will provide an overview of the fundamentals of Proof of Stake (PoS) as a consensus mechanism for distributed ledger networks. Students will be introduced to the regulatory landscape of Proof of Stake, with a focus on the various legal and regulatory considerations of PoS systems. The course will also cover the various regulatory approaches adopted by different jurisdictions, such as the US, Europe, and Singapore. The course will conclude with a discussion of the implications of PoS regulation on the industry and its future.