KryptoLessons

An airdrop is a marketing stunt of the blockchain ecosystem, involving free distribution of additional coins or tokens to users of a particular blockchain project. Airdrops are often used to market and incentivize engagement in …

The XYO Oracle Network focuses on geospatial location data within the real world and its recording on blockchain, and is a decentralized platform based on the Ethereum blockchain. In other words: XYO is building secure blockchain …

By nature, blockchains cannot access data from outside of their network. However, smart contracts ↗ happening on blockchains do sometimes need access to information from the outside-world in order to fulfil their contractual …

A smart contract is a computer program running on a blockchain intended to allow network participants to interact with each other in a trustless and decentralized manner, it is in principle an agreement in form of code. Smart …

Solana is a next-generation, high-speed blockchain that aims to scale to billions of users. The Proof-of-Stake (PoS) blockchain provides a scalable, secure, and decentralized platform without sacrificing throughput. Unlike …

Polkadot ↗ aims to be a next-generation “multi-chain” blockchain protocol that focuses on connecting a set of independent chains in one single network. The project sets out to build the infrastructure for the decentralized …

Before Cosmos ↗ , the blockchain ecosystem faced some challenges in terms of limited communication between blockchains, long building times, and reduced transaction throughput. The approach of the Cosmos community to these issues …

Staking is the process of committing a blockchain’s native token to become a validator in Proof-of-Stake (PoS) networks and to provide economic security for a public blockchain. Validators are special nodes in PoS-networks. They …

Proof-of-stake (PoS) validation mechanisms were developed as a partial solution to the critiques of PoW mining, such as PoW’s large energy footprint, high entry barriers and geographical concentration. In the section on PoW, we …

Recall that Bitcoin is technically a combination of 4 things – public key cryptography, peer-to-peer networks, blockchain and Proof-of-Work (PoW). And remember that in the context of Bitcoin, blockchain is a database where users …

In the future, blockchain will have profound implications for many areas of our lives. And it is far more than just an innovative technology. Although it may not yet be observable in everyday life given its nascent stage, the …

Blockchains pay and transact in their own currency, usually referred to as token or cryptoasset, as opposed to using national currencies such as the U.S. dollar. The assets recorded on the blockchain are purely digital and …

Ethereum is an open-source, globally decentralized blockchain platform that runs programs called smart contracts. The Ethereum platform enables developers to create powerful web applications - called decentralized applications …

Bitcoin can be described many different ways, including “money over internet protocol (IP)” or “digital gold”, depending how one approaches it. Bitcoin is a network, a technology and a currency – and these three things are …

Blockchain technology as we know it today originated from the 2008 Bitcoin whitepaper ↗ by Satoshi Nakamoto, an alias. Although Nakamoto never referred blockchain specifically in the context of Bitcoin, calling it as a “chain of …