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Glossary
Learn about blockchain terms and concepts
What is account abstraction?
What is Alchemy?
What is Arbitrum?
What is Base?
What is Blockchain-as-a-Service (BaaS)?
What is a block explorer?
In the context of blockchain, what are bridges?
What is chain abstraction?
What is Caldera?
What is cross-chain messaging?
What is a cryptographic proof?
What is Decentralized Finance (DeFi)?
What is an Ethereum Improvement Proposal (EIP)?
What is EIP-3074?
What is EIP-5792?
What is EIP-6909?
What is EIP-7702?
What is an Ethereum Request for Comment (ERC)?
What is ERC-1155?
What is ERC-4337?
What is ERC-7521?
What is ERC-7683?
What is ERC-7715?
What is ERC-7811?
What is an externally owned account (EOA)?
What are Fault, or Fraud, Proofs?
What is Ink?
What is blockchain interoperability?
What is JavaScript Object Notation (JSON)?
In the context of blockchain, what is a keystore?
What is a Layer 1 (L1) blockchain?
What is a Layer 2 (L2) blockchain?
What is a Layer 3 (L3) blockchain?
What is Linea?
What is Mantle?
What is a Modular Execution Environment (MEE)?
What is Optimism?
What is an Optimistic Rollup?
What is Polygon?
In the context of blockchain, what is a private key?
In the context of blockchain, what is a public key?
What is a self-custodied, or non-custodial, wallet?
What is Rollup-as-a-Service (RaaS)?
What is a recovery phrase?
What is RIP-7212?
What is RIP-7755?
In the context of blockchain, what is a rollup?
What is Rollup-as-a-Service (RaaS)?
What is a Rollup Improvement Proposal (RIP)?
What is Scroll?
What is a Trusted Execution Environment (TEE)?
In the context of blockchain, what are sequencers?
In the context of blockchain, what are sidechains?
In the context of blockchain, what is a smart wallet?
What are stablecoins?
What is Starknet?
What are storage proofs?
In the context of blockchain, what does trustless mean?
What is two-factor authentication (2FA)?
What is a Zero-Knowledge (ZK) Rollup?