How Bitcoin Works

How Bitcoin Works - 21 Lectures Learn

Understanding how Bitcoin works is essential for grasping its revolutionary impact on finance. Bitcoin operates on a decentralized ledger called the blockchain, which records all transactions. Miners validate transactions and secure the network through a process called Proof of Work. Users interact with Bitcoin using wallets, which store private keys granting access to their funds. Transactions are verified using cryptographic keys, ensuring security and transparency. By leveraging blockchain technology, Bitcoin offers a secure, decentralized, and transparent alternative to traditional financial systems.

Proof of Work / Mining / Nodes

Proof of Work - 21 Lectures Learn

Proof of Work (PoW) is the backbone of Bitcoin, ensuring network security and decentralization. This consensus mechanism relies on miners solving complex mathematical puzzles to validate transactions and add new blocks to the blockchain. Each block, connected in a chain, maintains a transparent and immutable ledger of all Bitcoin transactions. Nodes play a crucial role by validating transactions, enforcing protocol rules, and maintaining a synchronized copy of the blockchain. Together, PoW, mining, and nodes uphold the integrity and trustworthiness of the Bitcoin network.

Building On Bitcoin

Building on Bitcoin - 21 Lectures Learn

While bitcoin offers a great base for a healthy monetary policy, and its blockchain can facilitate scaling solutions in layers, other use cases turn bitcoin into the backbone of a new sector in the ecosystem. 

Creative innovation and continuous progress have shaped the “Building On Bitcoin” sector and enabled developers to build new use cases to interact with the Bitcoin network. 

While not all these use cases are popular within the hardcore Bitcoin community, they prove that bitcoin can be used for various use cases.

Scaling Solutions

Bitcoin Scaling Solution - 21 Lectures Learn

Bitcoin faces significant scalability challenges due to its limited transaction processing capacity. To address these issues, various scaling solutions have been developed. The Lightning Network, a “Layer 2” protocol, enables faster and cheaper transactions by creating off-chain payment channels. These channels allow users to conduct transactions without immediately broadcasting them to the blockchain, reducing the load on the main network. Other solutions include on-chain optimizations like SegWit and sidechains like the Liquid Network. By implementing these scaling solutions, Bitcoin can handle a larger volume of transactions efficiently, making it more feasible for everyday use.

Bitcoin Economics

Bitcoin Economics - 21 Lectures Learn

At first glance, Bitcoin is very technical and challenging to understand for non-tech people. But there is so much more to Bitcoin. 

Especially in economics, where you’ll find many unique approaches and different thought principles compared to the traditional financial system. 

We have picked out four topics that better explain the economics behind Bitcoin.