Bitcoin Learning

Resources

The BLOCKCLOCK™ - Mini and Micro Review

If you're looking for a unique way to display the time in your office or home, you might be interested in BLOCKCLOCK™ mini and micro. These devices are Bitcoin-themed digital clocks that use blockchain technology to display the time.   The BLOCKCLOCK™ mini is a compact clock with a

Resources

Bisq - A Peer-to-Peer (P2P) Bitcoin Exchange

Bisq is a decentralized peer-to-peer (P2P) exchange that allows users to buy and sell cryptocurrencies without the need for a centralized intermediary. This platform offers a high degree of privacy and security for its users and is designed to protect against hacks, thefts, and other forms of online fraud. Bisq

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HodlHodl - A Unique Peer-to-Peer (P2P) Bitcoin Exchange

HodlHodl.com is a unique peer-to-peer (P2P) Bitcoin exchange platform that operates on the basis of the Bitcoin multisignature escrow technology. The platform allows buyers and sellers to exchange Bitcoin for fiat currency or other cryptocurrencies without the need for a centralized intermediary, such as a bank or exchange. One

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Bitrefill (Live On Bitcoin) Buy Gift Cards Instantly With Bitcoin or Lightning

Bitrefill.com is a popular platform that provides a range of services for bitcoin users. Its main offering is gift cards and vouchers that can be purchased with Bitcoin. These gift cards and vouchers can be redeemed at a variety of popular retailers and services, such as Amazon, Netflix, and

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Bitcoin Charts, On-chain Metrics and Analytics

LookIntoBitcoin.com is a valuable resource for anyone looking to gain a deeper understanding of the Bitcoin network and the broader cryptocurrency ecosystem. The site provides a comprehensive set of on-chain metrics and analytics, including charts that track the UTXO and Supply Distribution of Bitcoin. One of the most valuable

Blog Post

The transparency of the Bitcoin blockchain, on-chain analytics

The transparency of the Bitcoin blockchain provides a key advantage over traditional financial systems. Every transaction on the network is recorded on the public ledger, offering a high level of transparency and accountability. However, while every transaction is visible to anyone with an internet connection, the identities of the sender

Blog Post

In a world of despair Bitcoiners are excited for the future.

The world we live in can often be overwhelming, with a constant stream of news and information bombarding us from all directions. It's not uncommon for people to feel a sense of despair or hopelessness in the face of the many challenges we face, from environmental degradation and

Bitcoin Education

Bitcoin Node Operators Are Gatekeepers Of The Network

Bitcoin nodes are an integral part of the decentralized network that makes up the Bitcoin ecosystem. A node is a computer that participates in the network by connecting to the peer-to-peer network and relaying transactions. Nodes also help to validate transactions and blocks, and ensure that the network follows the

Bitcoin Education

What is a Public Key?

What is a Bitcoin Public Key? A Bitcoin public key is a unique code that is used to identify a specific Bitcoin address, which is the destination for a Bitcoin transaction. It is a long string of letters and numbers that is generated using complex mathematical algorithms, and it is

Bitcoin Education

What is a Private Key?

What is a Private Key? A Bitcoin private key is a unique code that allows access to the funds associated with a specific Bitcoin public key address. A Bitcoin private-key is paired with a public key as a set of two unique codes that are used to secure and control

Advanced Bitcoin Education

P2PKH vs P2SH vs SegWit Vs Taproot

Bitcoin addresses are used to send and receive bitcoin transactions on the blockchain network. There are several different types of bitcoin addresses, each with their own unique features and uses. The first type of bitcoin address is a standard address, also known as a "P2PKH" address. These addresses

Bitcoin Education

What Are BIPs (Bitcoin Improvement Proposals)?

Bitcoin Improvement Proposals (BIPs) are a way for developers to propose changes and improvements to the bitcoin protocol. BIPs are similar to the Request for Comments (RFCs) process used by the Internet Engineering Task Force (IETF). They are used to outline new features, changes to existing features, and other modifications

Bitcoin Education

What is the The BIP 32 Standard?

The BIP 32 standard, also known as "Hierarchical Deterministic Wallet" is a method used in bitcoin and other cryptocurrencies to generate a tree-like structure of derived keys from a single "seed" value. This seed value can be a random number or a user-provided passphrase. BIP 32

Advanced Bitcoin Education

The HMAC-SHA512 Algorithm

What is the HMAC-SHA512 Algorithm (Keyed-Hash Message Authentication Code)? The HMAC-SHA512 algorithm, also known as "Keyed-Hash Message Authentication Code" is a key derivation function (KDF) used in bitcoin and other cryptocurrencies to generate a unique key from a password or passphrase. The key is then used to encrypt

Advanced Bitcoin Education

Hierarchical Deterministic (HD) Key Generation

Hierarchical deterministic (HD) key generation is a method used in bitcoin and other cryptocurrencies to generate a tree-like structure of derived keys from a single "seed" value. This seed value can be a random number or a user-provided passphrase. HD key generation is used in the bitcoin industry

Advanced Bitcoin Education

What is a Key Derivation Function (KDF)?

What is a Key Derivation Function (KDF)? A key derivation function (KDF) is a mathematical process used in bitcoin and other cryptocurrencies to generate a unique key from a password or passphrase. The key is then used to encrypt or decrypt private data, such as a private key or seed

Advanced Bitcoin Education

What is PBKDF2

What is PBKDF2 (Password-Based Key Derivation Function 2)? PBKDF2 (Password-Based Key Derivation Function 2) is a widely used cryptographic algorithm that is designed to generate a secure and unpredictable key from a password or passphrase. It is used in a wide range of applications, including password-based encryption, secure key generation,

Bitcoin Education

What is a Seed (mnemonic) Phrase?

What is a Bitcoin Seed Phrase? A Bitcoin seed phrase, also known as a mnemonic phrase, is a series of words that is used to generate private keys for a Bitcoin wallet. It is a way to backup and secure your private keys, which is used to access and authorize

Bitcoin Education

What is a Bitcoin Block?

What is a Bitcoin Block? A Bitcoin block is a collection of Bitcoin transactions that are grouped together and added to the blockchain, the decentralized digital ledger that records all transactions on the Bitcoin network. Each block contains a record of a group of transactions and is linked to the

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What is a Bitcoin Miner?

What is a Bitcoin Miner? A Bitcoin miner is a participant in the Bitcoin network who uses specialized software and hardware to solve complex mathematical problems, known as "proof-of-work," in order to add new blocks to the blockchain. They are responsible for verifying and processing transactions, and for

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What is a Hot Wallet?

What is a Bitcoin Hot Wallet? A Bitcoin hot wallet refers to a type of digital wallet that is connected to the internet. This type of wallet is considered "hot" because it is easily accessible and can be used to quickly send and receive Bitcoin transactions. Hot wallets

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What is the Lightning Network?

What is the Lightning Network? The Bitcoin Lightning Network is a second-layer scaling solution for the Bitcoin blockchain. It is a network of payment channels that allows for faster and cheaper transactions by enabling off-chain transactions. This means that transactions can be conducted between participating nodes without the need for

Advanced Bitcoin Education

The Elliptic Curve Digital Signature Algorithm (ECDSA)

Explaining The Elliptic Curve Digital Signature Algorithm (ECDSA) The Elliptic Curve Digital Signature Algorithm (ECDSA) is a type of encryption algorithm that is used to create digital signatures. It is used in the process of creating a new Bitcoin address, where it generates a unique public key based on the

Bitcoin Education

What is a Bitcoin Node?

What is a Bitcoin Node? A Bitcoin node is a computer or device that participates in the Bitcoin network by maintaining a copy of the blockchain, the public ledger that records all Bitcoin transactions. Nodes are responsible for validating transactions and creating new blocks, and they play an important role

Bitcoin Education

What is a Bitcoin Wallet?

What is a Bitcoin Wallet? A Bitcoin wallet is a digital wallet that allows users to store, send, and receive Bitcoins. It is a software program that interacts with the Bitcoin network and allows users to access their Bitcoins by providing them with a private key. This private key is