Bullrun: A period of significant and sustained upward price movement in a financial market, typically driven by investor optimism and confidence.

Wallets: Software applications or physical devices used to securely store, manage, and transfer cryptocurrencies.

Bear market: A prolonged period of declining prices in a financial market, typically marked by investor pessimism and selling pressure.

On-chain: Refers to activities or data that are recorded directly on a blockchain network.

Seed phrase: A unique set of words used to create a cryptographic private key, which is essential for accessing and managing cryptocurrency funds.

Private keys: A unique cryptographic code used to access and manage cryptocurrency funds. Private keys are essential for sending and receiving cryptocurrency.

Off-chain: Refers to activities or data that are not recorded directly on a blockchain network, but instead are managed by other systems or protocols.

Oracles: Third-party services that provide external data to a blockchain network, allowing it to interact with external systems and real-world events.

Hot wallet: A type of cryptocurrency wallet that is connected to the internet and is therefore more susceptible to security risks such as hacking.

Cold wallet: A type of cryptocurrency wallet that is offline and therefore less susceptible to security risks. Cold wallets are typically used for long-term storage.

Back-end: The technical infrastructure and software that support the operation of a web application or software program.

Etherscan: A popular block explorer for the Ethereum blockchain that allows users to explore transaction history and other data on the network.

Phishing: The practice of tricking individuals into revealing sensitive information such as passwords or private keys by posing as a trustworthy entity or service.

Multi-sign wallet: A type of cryptocurrency wallet that requires multiple parties to sign off on a transaction before it can be executed. This provides an additional layer of security for cryptocurrency holdings.

DeFi: Decentralized finance, a movement that seeks to build a financial system that is open, transparent, and accessible to all through the use of blockchain technology and decentralized protocols.