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How to Agree: Different Types of Consensus for Blockchain There are many more types of consensus than Proof of Work and Proof of Stake. Here we introduce the most important alternatives. How to Agree: Different Types of Consensus for BlockchainLevel UpNEWIndividualsBusinessesDevelopersDiscoverCompanyUNIVERSITYBlockchain9 Jun 2022|INTERMEDIATE|8 MIN READHow to Agree: Different Types of Consensus for BlockchainThere are many more types of consensus than Proof of Work and Proof of Stake. Here we in…
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Validator A succinct definition of Validator ValidatorLevel UpNEWIndividualsBusinessesDevelopersDiscoverCompanyGLOSSARYVALIDATORCopy linkShare on TwitterShare on FacebookShare on LinkedinValidatorA validator is a participant in a Proof of Stake (PoS) blockchain chosen to create new blocks and validate transactions based on the amount of cryptocurrency they ‘stake’ in the network. Responsible for validating new transactions and maintaining the security of the blockchain, validators play a cru…
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How to Agree: Different Types of Consensus for Blockchain There are many more types of consensus than Proof of Work and Proof of Stake. Here we introduce the most important alternatives. How to Agree: Different Types of Consensus for BlockchainLevel UpNEWIndividualsBusinessesDevelopersDiscoverCompanyUNIVERSITYBlockchain9 Jun 2022|INTERMEDIATE|8 MIN READHow to Agree: Different Types of Consensus for BlockchainThere are many more types of consensus than Proof of Work and Proof of Stake. Here we in…
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What Is Decentralised Identity, and How Does It Work? Learn about decentralised identity, and how blockchain and verifiable credentials reshape digital privacy, security, and user control in Web3. What Is Decentralised Identity, and How Does It Work?Level UpNEWIndividualsBusinessesDevelopersDiscoverCompanyUNIVERSITYBlockchain6 Jun 2025|INTERMEDIATE|6 MIN READWhat Is Decentralised Identity, and How Does It Work?Learn about decentralised identity, and how blockchain and verifiable credentials resh…
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Non-Fungible Tokens: 7 Uses of NFTs Beyond Art NFTs can be used for more than just collectibles and art, such as real estate, supply chain, and intellectual property. Learn about NFTs here. Non-Fungible Tokens: 7 Uses of NFTs Beyond ArtLevel UpNEWIndividualsBusinessesDevelopersDiscoverCompanyUNIVERSITYNFT2 Jun 2025|BEGINNERS|4 MIN READNon-Fungible Tokens: 7 Uses of NFTs Beyond ArtNFTs can be used for more than just collectibles and art, such as real estate, supply chain, and intellectual propert…
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Cryptography A succinct definition of Cryptography CryptographyLevel UpNEWIndividualsBusinessesDevelopersDiscoverCompanyGLOSSARYCRYPTOGRAPHYCopy linkShare on TwitterShare on FacebookShare on LinkedinCryptographyCryptography provides a method for secure communication through sophisticated mathematical equations (algorithms) and, often, secret keys. Three main types of cryptographic algorithms include symmetric encryption, asymmetric encryption, and hash functions.In symmetric encryption, commonly…
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ZK-SNARK A succinct definition of ZK-SNARK ZK-SNARKLevel UpNEWIndividualsBusinessesDevelopersDiscoverCompanyGLOSSARYZK-SNARKCopy linkShare on TwitterShare on FacebookShare on LinkedinZK-SNARKA ZK-SNARK, short for Zero-Knowledge Succinct Non-Interactive Argument of Knowledge, is a cryptographic technique used to prove possession of certain information without revealing that information itself. In the context of cryptocurrencies like Ethereum, ZK-SNARKs are used for privacy and scalability purpose…
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Cryptographic Key A succinct definition of Cryptographic Key Cryptographic KeyLevel UpNEWIndividualsBusinessesDevelopersDiscoverCompanyGLOSSARYCRYPTOGRAPHIC KEYCopy linkShare on TwitterShare on FacebookShare on LinkedinCryptographic KeyA cryptographic key is a series of symbols used in an algorithm to encrypt or decrypt text. It is a crucial component of cryptographic systems and used to transform plaintext into ciphertext, or vice versa.Cryptographic keys are also employed to digitally sign and…
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ERC-223 A succinct definition of ERC-223 ERC-223Level UpNEWIndividualsBusinessesDevelopersDiscoverCompanyGLOSSARYERC-223Copy linkShare on TwitterShare on FacebookShare on LinkedinERC-223ERC, which stands for Ethereum Request for Comment, is a standard conveying the essential technical notes and requirements to a group of developers and users. Created by Reddit user and Ethereum developer ‘Dexaran’, the main goal of the ERC-223 token standard is to expand on the ERC-20 protocol and offer a so…
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RPC A succinct definition of RPC RPCLevel UpNEWIndividualsBusinessesDevelopersDiscoverCompanyGLOSSARYRPCCopy linkShare on TwitterShare on FacebookShare on LinkedinRPCRemote Procedure Call, also known simply as RPC, plays a crucial role in the functioning of many cryptocurrencies, including Ethereum. It refers to a communication protocol that allows a programme (like a wallet or node) to efficiently request services from another programme or server over a network, typically the internet.In a cryp…
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