Explore the fundamentals of blockchain technology in this informative 20-minute video. Gain a clear understanding of what blockchain is, how it works, and its potential applications across various industries. Learn about the key components of blockchain, including distributed ledgers, consensus mechanisms, and cryptographic hashing. Discover the benefits and challenges associated with this revolutionary technology, and understand its impact on fields such as finance, supply chain management, and digital identity. By the end of this concise introduction, you'll have a solid foundation in blockchain concepts and be better equipped to explore its possibilities further.