Let's start from the beginning
When more than half the computer power or mining hash rate on a network is run by a single person or a single group of people, then a 51% attack is in operation.
API stands for Application Programming Interface. It is a set of routines, protocols, and tools for building software applications. APIs specify how software components should interact, such as what data to use and what actions should be taken.
AFI stand for all Fuc**** In; when buying/selling/trading cryptocurrency
A place where cryptocurrency can be sent to and from, in the form of a string of letters and numbers.
A marketing campaign that distributes a specific cryptocurrency or token to an audience directly into their wallets without any activity by the wallet owner.
Algo-trading is an automated trading system where buy and sell orders are placed according to the rules of a computer program or algorithm.
A process or set of rules to be followed in problem-solving or calculation operations, usually by a computer, although humans tend to follow steps algorithmically as well (let’s say doing math or following a recipe).
An algorithmic stablecoin actually uses an algorithm underneath, which can issue more coins when its price increases and buy them off the market when the price falls.
The highest point (in price, in market capitalization) that a cryptocurrency has reached in history. *see All-Time-Low (ATL).
The lowest point (in price, in market capitalization) that a cryptocurrency has reached in history. *see All-Time-High (ATH).
Alphanumeric phrases consist of both letters and numerals, or characters. E.g. 3N2A773B
Bitcoin was the first cryptocurrency, all other coins were subsequently termed "altcoins", as in "alternative coins."
Is a person who trades cryptocurrencies alternative to Bitcoin.
A quality attached to an asset that means it performs better when exposed to volatility and shocks.
A set of international laws enacted to curtail criminal organizations or individuals laundering money through cryptocurrencies into real-world cash.
Arbitrage is the practice of quickly buying and selling the same asset in different markets to take advantage of price differences between the markets.
Is the complete loss of a trader's total invested capital, specifically as a result of shorting Bitcoin.
This is the minimum price that a seller is willing to accept for an asset. The ask price is also sometimes referred to as the offer price.
This is the practice of disguising marketing campaigns or otherwise sponsored messaging as the unprompted views of genuine community members.
This is the transfer of cryptocurrency from one party to another, without the use of an exchange or other intermediary. A direct exchange of two crypto assets.
This is an account book designed to provide evidence of individual transactions. It is generally used to "attest" that a financial transaction took place, or to prove authenticity of transactions or products.
An automated market maker (AMM) is a system that provides liquidity to the exchange it operates in through automated trading.
A technical standard for tokens on the Binance Chain.
BEP-20 is a Binance Smart Chain token standard created with the intention of extending the ERC-20 token standard
Crypto slang for a large quantity of a specific cryptocurrency. Alternatively (but less frequently) used to refer to the contents of an individual's crypto portfolio.
An investor who continues to hold large amounts of a specific coin or token, regardless of its performance.
The BIS is an international financial institution that promotes global monetary stability.
A blockchain that coordinates shard chains, manages staking and the registry of validators in a PoS cryptocurrency, such as Ethereum 2.0.
Someone who believes that prices in a given market will decline over an extended period. Such a person might be referred to as "bearish."
The attempted manipulation of a specific cryptocurrency’s (assets) price, based on the coordinated activity of a group of traders.
A bearwhale is a person who has a high number of cryptocurrencies and uses their massive account to drive the price down and profit from it.
The Bid-ask spread is the difference between the highest price which a buyer is willing to pay for an asset as well as the lowest price that a seller is willing to accept.
A bit is a basic unit of information in computing.
part. Through many of its unique properties, Bitcoin allows exciting uses that could not be covered by any previous payment system.
Was a "high-yield" open-source cryptocurrency that was shut down after authorities realized it was a Ponzi scheme. Though BitConnect closed in January of 2018, some coins remained in circulation after the closure.
A business license permitting regulated virtual currency activities, issued by the New York State Department of Financial Services.
An automated teller machine (ATM or cashpoint) that allows the user to buy and sell Bitcoin.
The standard format for documents proposing changes to Bitcoin.
A person who is bullish on Bitcoin.
Bitcointalk is the most popular online forum dedicated to Bitcoin, cryptocurrency and blockchain technology.
When someone makes fun of a longtime Bitcoin investor who has yet to become rich.
A file containing information on transactions completed during a given time period. Blocks are the constituent parts of a blockchain.
An application enabling a user to view details of blocks on a given blockchain. Also known as a blockchain browser.
The value describing the number of blocks preceding a given block in the blockchain.
Are the coins awarded to a miner or group of miners for solving the cryptographic problem required to create a new block on a given blockchain.
In blockchain technology, block sizes refer to the amount of data of transactions a single block in the chain can carry.
Is a distributed ledger system, a sequence of blocks, or units of digital information, stored consecutively in a public database. The basis for cryptocurrencies.
Blockchain 1.0 was the first generation of blockchain technology, which focuses on cryptocurrency and decentralization.
Blockchain 3.0 is looked at as the final developmental stage of blockchain technology, which predicts global, institutional and enterprise adoption worldwide.
A blockchain explorer is simply a search engine allowing users to browse through blockchain records. There are multiple block chain explorers.
This is a tool developed by John Bollinger to help in the recognition of systemic patterns in prices; it is a band that is plotted two standard deviations away from the simple moving average, or exponential moving average in some cases.
The bonding curve is a mathematical curve that defines the relationship between the price and the supply of a given asset.
Are automated software that can carry out tasks such as cryptocurrency trades.
A cryptocurrency bounty is a reward that users receive for performing tasks assigned by a given blockchain or project.
The Brave Browser is fast, private and secure web browser for PC, MAC and Mobile.
A blockchain bridge allows the seamless transfer of data or tokens between two different blockchain projects.
A browser extension is a plugin for an internet browser that adds additional features.
An attempt to crack a password or key through automated trial and error.
When an asset is traded at a price exceeding its asset's intrinsic value.
A reward offered for the identification of vulnerabilities in software.
A bug exploit is an attack that take advantage of a system's vulnerabilities.
A person that is optimistic and confident that market prices will increase, this person is also known to be "bullish" about the market or price, meaning it is going up.
A bull trap occurs when a steadily declining asset appears to suddenly reverse to go back upwards, but then turns and resumes its downward trend.
Cryptocurrency tokens or coins are "burned" when they have been purposely and permanently removed from circulation, the circulating supply of a coin/token.
An enthusiastic exclamation by supporters of a cryptocurrency to buy while prices are at a low point.
A buy wall is a disproportionately large buy limit order placed on a cryptocurrency exchange at a specific price point of the token/coin.
The candlestick chart is a charting technique used to show changes in price over time. Each candle provides 4 points of information opening price, closing price, high, and low. Also known as "candles" for short.
CeDeFi, or centralized decentralized finance, combines traditional centralized financial services with decentralized applications, merging conventional regulatory policies with modern financial products and infrastructure.
The CBDCs are digital currencies issued by a central bank whose status as legal tender depends on government regulation or law.
A central ledger is a physical book or a computer file used to record transactions in a centralized manner.
A centralized organizational structure is one in which a single node or a small number of them are in control of an entire network.
Centralized exchanges (CEXs) are a type of cryptocurrency exchange that is operated by a company that owns it in a centralized manner.
Chain splits are another term used to describe cryptocurrency forks — the separation of a single original coin into several independently managed projects.
Change — a concept relevant to cryptocurrencies that use the UTXO model — is the number of coins sent back to a user after they use their unspent outputs to initiate a transaction.
A chargeback is the return of money to the payer of a certain transaction, most commonly one that was made with a credit or debit card.
The Chicago Mercantile Exchange (CME) is one of the largest exchanges dealing in the trading of futures and options in the United States.
The best approximation of the number of coins/token of a Cryptocurrency that are circulating in the market and in the general public’s hands.
A client is software that can access and process blockchain transactions on a local computer. A common application of this for example is a cryptocurrency software wallet.
Refers to the closing price of an asset; similar to the same term used in stock trading.
Cloud servers are typically located throughout different data centers all over the world.
Cryptocurrency mining with remote processing power rented from companies.
Is a person or entity that has partial control and access over a cryptocurrency wallet.
A coin can refer to a cryptocurrency that can operate independently or to a single unit of such cryptocurrency.
Coin mixers allow users to mix up transactions between different cryptocurrency addresses, so they become untraceable and cannot be followed back to the initial sender or receiver of the assets.
In mineable cryptocurrencies, a coinbase is the number of coins that are generated from scratch and awarded to miners for mining every new block.
Offline storage of cryptocurrencies, typically involving hardware non-custodial wallets, USBs, offline computers, or paper wallets.
A cryptocurrency wallet that is in cold storage, i.e. not connected to the internet.
A collateralized debt position is held by locking collateral in smart contracts to generate stablecoins.
A "collateralized stablecoin" is a stablecoin that is entirely or almost entirely backed by collateral held in a reserve.
In cryptocurrency, a confirmation is a measure of how many blocks have actually passed since a transaction was added to a blockchain.
A cryptocurrency transaction is considered confirmed when it is included in a block on the blockchain. Each new block after the first one is an additional confirmation for that transaction.
ConsenSys is a blockchain technology company that offers developer tools alongside enterprise solutions.
Consensus is achieved when all participants of the network agree on the order and content of the blocks in the blockchain.
A consensus mechanism is an underlying technology behind the main functionalities of all blockchain technology, which makes them an essential operating feature of all cryptocurrencies.
A privately owned and operated blockchain where a consortium shares information not readily available to the public, while relying on the immutable and transparent properties of the blockchain.
A contract account is an account that has a crypto balance and associated code.
A core crypto wallet is able to contain the entire blockchain, rather than just a piece of a blockchain.
A correction is the pullback of an asset’s price of at least 10% to adjust for over-valuation.
Cross-border trading in financial markets and trade finance represents the opportunity to trade globally using a local currency.
Cross-chain communication between blockchains allows different protocols to verify data and transactions without the intervention of a centralized third-party service.
Crowdfunding enables fundraisers to collect money from a large number of people through a variety of different platforms.
A Cryptoasset is any digital asset that uses cryptographic technologies to maintain its operation as a currency or decentralized application.
Cryptocurrencies are digital currencies that use cryptographic technologies to secure their operation.
Exchanges utilize cryptocurrency pairs in order to facilitate the trade between different tokens.
Cryptographic hash functions produce a fixed-size hash value from a variable-size transaction input.
A field of study and practice to secure information, preventing third parties from reading information to which they are not privy.
The use of another party’s computer to mine cryptocurrency without their consent.
Cryptology is the scientific study of cryptography as well as cryptanalysis.
Custodial cryptocurrency businesses are the ones that are in possession of their customers’ funds for the duration of the use of their services.
The Cypherpunk movement promotes the use of cryptography and other privacy-focused technologies to advance social and political progress.
The now famous acronym of "Do Your Own Research" — encouraging investors to complete due diligence into a project before investing.
A term used for when ICOs will put up their tokens for sale.
Day trading is the practice of frequently/daily buying and selling assets in order to make a profit on intraday changes in their price.
Decentralized finance is a system by which financial products become available on a public decentralized blockchain network, making them open to anyone to use, rather than going through middlemen like banks or brokerages.
A DeFi aggregator brings together trades across various DeFi platforms into one place.
DeFi degenerates. A subculture associated with a disreputable corner of decentralized finance known for pump and dump schemes.
A temporary recovery in prices after a prolonged decrease.
A cryptocurrency that is no longer in existence.
Decentralization refers to the property of a system in which nodes or actors work in concert in a distributed fashion to achieve a common goal.
Is a type of application that runs on a decentralized network, avoiding a single point of failure.
This is a method for decentralized funding of projects that introduces a form of governance in the ICO process, allowing backers to vote for the return of their funds if certain conditions are met.
This is a decentralized autonomous organization (DAO) is founded upon and governed by a set of computer-defined rules and blockchain-based smart contracts.
This is a peer-to-peer exchange allowing users to trade cryptocurrency without the need for an intermediary.
This is a decentralized identifier, or DID, refers to an ID that can be issued by an autonomous, independent, and decentralized platform that acts as a proof of ownership of digital identity.
Decentralized social media is a social media platform that is based on the blockchain.
The process of transforming encrypted data back into a format that is readable by a user or machine.
A decline in the general level of prices for goods and services in an economy.
An alternative to the Proof-of-Stake and Proof-of-Work consensus algorithms.
A denial-of-service attack aims to temporarily make a computer or network service unavailable to its intended users.
A graph that plots the requests to buy (bids) and the requests to sell (asks) on a chart, based on limit orders. The chart shows the point at which the market is most likely to accept a transaction.
This is a type of cryptocurrency wallet in which keys and addresses are created from a single seed.
DEX aggregators are a relatively new type of blockchain-based service which allow cryptocurrency traders to benefit from a large variety of financial tools in a single interface, often providing better liquidity and prices on different crypto pairs.
A measurement of how hard it is to validate a new block on a blockchain.
A currency that exists only in digital form, as opposed to traditional physical currencies.
A method for proving the authenticity of a digital communication.
Not what you are thinking. It is the extreme red or green "candles", or vertical lines, on graphs showing cryptocurrency market data.
A dip is when markets experience a short or protracted downturn.
A way of structuring data, often used for data modelling, and increasingly as a consensus tool in cryptocurrencies.
Collective agreement reached among nodes in a network.
An attempt by a bad actor to disrupt the operation of an application, server or network by flooding it with traffic.
Distributed ledgers are ledgers in which data is stored across a network of decentralized nodes. A distributed ledger does not necessarily involve a cryptocurrency and may be permissioned and private.
A database that is shared by multiple participants, in multiple places. The basis for blockchains.
A network in which the data and applications are dependent on multiple sources, as opposed to one location.
Diversification is a risk-management strategy that mixes a wide variety of investments within a portfolio. Meaning do not put your eggs in one basket.
Someone with a moderate holding of cryptocurrency.
A measure of Bitcoin's value in the context of the larger cryptocurrency market.
The potential for a digital currency to be spent twice.
A sudden, large sell-off of digital assets.
A collective market sell-off that occurs when large quantities of a particular cryptocurrency are sold in a short period of time.
Miniscule amounts of Bitcoin in a wallet — with a value that is smaller than the cost of a transaction fee.
An attack that aims to uncover the identity of a wallet’s owner, information that can subsequently be used in phishing scams.
This is an electronic signature, or e-signature, is any electronic mark (sign, sound, symbol, etc.) used in the palace of a physical signature in signing a document or contract.
Short for "explain like I’m five" — a plea for simplicity when crypto concepts are being explained.
Tokens designed and used solely on the Ethereum platform.
A token standard for non-fungible Ethereum tokens. An Ethereum Improvement Proposal introduced in 2017, it enables smart contracts to operate as tradeable tokens similar to ERC-20 tokens.
Email spoofing is a technique that is used in order to trick users into thinking that a message actually came from a different person.
The speed at which new coins are produced and released.
Encryption is a method through which information can be made into code.
A group of organizations and companies working together to further develop the Ethereum network.
A financial instrument where assets or cash are held by a third party while a buyer and a seller complete a deal.
This is the form of payment used in the operation of the distribution application platform, Ethereum, in order to incentivize machines into executing the requested operations.
Ethereum Improvement Proposals (EIPs) describe standards for the Ethereum platform, including core protocol specifications, client APIs, and contract standards.
Ethereum transaction are cryptographically signed instructions to initiate a transaction to update the state of the Ethereum network.
A Turing-complete virtual machine that enables execution of code exactly as intended; it is the runtime environment for every smart contract. Every Ethereum node runs on the EVM to maintain consensus across the blockchain.
Cryptocurrency exchanges (sometimes called digital currency exchanges) are businesses that allow customers to trade cryptocurrencies for fiat money or other cryptocurrencies.
A security that tracks a basket of assets such as stocks, bonds, and cryptocurrencies but can be traded like a single stock.
The acronym that stands for "Fear of Missing Out" and in the context of investing, refers to the feeling of apprehension for missing out on a potentially profitable investment opportunity and regretting it later.
The acronym that stands for "Fear, Uncertainty and Doubt". It is a strategy to influence perception of certain cryptocurrencies or the cryptocurrency market in general by spreading negative, misleading or false information.
Someone that is spreading FUD.
This is a cryptocurrency reward system usually on a website or app, that rewards users for completing certain tasks. It is mostly a technique used when first launching an altcoin to interest people in the coin.
Fiat currency is "legal tender" backed by a central government, such as the Federal Reserve, and with its own banking system, such as fractional reserve banking. It can take the form of physical cash, or it can be represented electronically, such as with bank ,credit.
A fiat-on ramp is a way to get cryptocurrency from fiat, or regular money.
Also known as "pegged cryptocurrency", it is a coin, token or asset issued on a blockchain that is linked to a government- or bank-issued currency. Each pegged cryptocurrency is guaranteed to have a specific cash value in reserves at all times.
First in, First Out (FIFO) is an inventory method used to specify your cost-basis when calculating your taxes.
A fish, or minnow, is someone who holds insignificant amounts of cryptocurrencies, often at the mercy of whales who move the market up and down.
Flash loan attacks are when malicious actors exploit a smart contract.
Flash loans are a type of uncollateralized lending used in decentralized finance (DeFi).
A situation hoped for by Ethereum fans, where the total market cap of Ethereum surpasses the total market cap of Bitcoin.
listed on exchanges, then quickly reselling them for a profit when they start trading on exchanges in the secondary market.
Forks, or chain splits, create an alternate version of the blockchain, leaving two blockchains to run simultaneously. An example is Ethereum and Ethereum Classic, which was forked after the DAO hack.
This is a software fork, also known as a project fork, is when developers take the technology (source code) from one existing software project and modify it to create a new project. An example is Litecoin, which was a software fork of Bitcoin.
This is a fractional stablecoin, one that is backed in two ways: collaterally-backed and algorithmically modified.
Front running is when you place a transaction in a queue when you have knowledge of a future transaction.
Nodes that download a blockchain’s entire history in order to observe and enforce its rules.
A method in which you research the underlying value of an asset by looking at the technology, team, growth prospects and other indicators. Some people perform fundamental analysis as part of an investment strategy called "value investing."
In cryptocurrency, fungibility is when a coin or token can be replaced by any other identical coin or token.
A futures contract is a standardized legal agreement to buy or sell a particular commodity or asset at a predetermined price at a specified time in the future.
The Financial Crimes Enforcement Network (FinCEN) is a U.S. bureau that analyzes financial transactions to prevent financial crimes.
Gains refer to an increase in value or profit.
A term used on the Ethereum platform that refers to a unit of measuring the computational effort of conducting transactions or smart contracts, or launch DApps in the Ethereum network. It is the "fuel" of the Ethereum network. *see Gas Limit and Gas Price.
A term used on the Ethereum platform that refers to the maximum amount of gas the user is willing to spend on a transaction.
A term used on the Ethereum platform that refers to the price you are willing to pay for a transaction.
Gem is a term for relatively unknown low-cap coins that have immense potential or are grossly undervalued.
The first block of data that is processed and validated to form a new blockchain, often referred to as block 0 or block 1.
Geotagged non-fungible tokens (NFT) feature 3D versions of the street art alongside the corresponding geo-location. They allow art aficionados to own both the virtual and physical artwork without the need to remove the actual infrastructure it was originally painted on
Geth, short for Go Ethereum, is a command-line interface that allows developers to run full Ethereum nodes, mine the cryptocurrency and execute smart contracts.
GitHub is one of the most popular code hosting platforms, allowing developers to collaborate on various projects.
A coin or token issued that represents a value of gold; for example, one physical gram of gold equals one coin.
In the world of cryptocurrencies, governance is defined as the people or organizations that have decision-making powers regarding the project.
A governance token is a token that can be used to vote on decisions that influence an ecosystem.
More commonly known as a graphics card, it is a computer chip that creates 3D images on computers, but has turned out to be efficient for mining cryptocurrencies.
As opposed to solo mining, group mining is when multiple people mine together.
The denomination used in defining the cost of gas in transactions involving Ether.
A type of passive investment strategy where you hold an investment for a long period of time, regardless of any changes in the price or markets. The term first became famous due to a typo made in a Bitcoin forum, and the term is now commonly expanded to stand for "Hold On for Dear Life."
Hacking is the process of using a computer to manipulate another computer or computer system in an unauthorized fashion.
An event in which the total rewards per confirmed block halves.
A hard cap is the absolute maximum supply of a digital asset.
Is a type of protocol change that validates all previously invalid transactions, and invalidates all previously valid transactions.
A hardware security module is a type of computing device that secures digital keys and encrypts data.
A hardware wallet is a wallet for cryptocurrencies that usually resemble a USB stick.
the same when using the same algorithm.
Any function used to map data of arbitrary size to data of a fixed size. *see Cryptographic Hash Function.
Is a unit of measurement for the amount of computing power being consumed by the network to continuously operate.
understanding of the total cap and adjusting their investment as a result.
A wallet that uses Hierarchical Deterministic (HD) protocol to support the generation of crypto-wallets from a single master seed using 12 mnemonic phrases. *see Deterministic Wallet.
Is a wallet managed by a third-party service.
Is the online storage of private keys allowing for quicker access to cryptocurrencies. *see Cold Storage.
Is a cryptocurrency wallet that is connected to the internet for hot storage of cryptoassets, as opposed to an offline, cold wallet with cold storage. *See Cold Wallet.
A test used to determine whether or not an asset is a security.
A hybrid PoW/PoS allows for both proof-of-stake and proof-of-work as consensus distribution algorithms on the network. This approach aims to bring together the security of PoW consensus and the governance and energy efficiency of PoS.
Hyperledger is an umbrella project of open source blockchains and blockchain-related tools started by the Linux Foundation in 2015 to support the collaborative development of blockchain-based distributed ledgers.
Impermanent loss is when a liquidity provider has a temporary loss of funds because of volatility in a trading pair.
Pre-approving smart contracts to enable the platform to spend any amount of your coins.
An infinite mint attack occurs when an unwanted entity or hacker mints an absurd ("infinite") amount of tokens within a protocol.
A general increase in prices and fall in the purchasing value of money.
A novel way of launching a project that focuses on people contributing skills to a platform rather than money.
Short for Initial Coin Offering, an ICO is a type of crowdfunding, or crowdsale, using cryptocurrencies as a means of raising capital for early-stage companies.
An initial dex offering (IDX) is an alternative to an initial coin offering (ICO).
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