A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
off topic. A blockchain-based "smart contract" system with a Turing-complete contract programming language. Questions about Ethereum should be asked on the dedicated Et…
Legal issues relating to the use of Bitcoins or similar crypto-currencies. This includes issues of legal compliance with legal areas such as taxation, money laundering, international currency controls…
The Elliptic Curve Digital Signature Algorithm
a transaction output format that allows you to lock funds to the execution of arbitrary scripts. It was defined in BIP0016.
the use of intentional deception for financial gain.
The process of copying one or more files to an alternate location for safekeeping. Typically refers to the copying of Bitcoin's wallet.dat file but may also refer to the built-in JSON API command to p…
About Bitcoin as it might be discussed in economics class, e.g. supply, demand and price in theory.
Integrating Bitcoin services with the help of PHP-based frameworks or using PHP
Questions about crypto-currencies and the Linux operating system, including mining and transferring Bitcoins on Linux.
Questions about Bitcoin in the context of the Ubuntu Linux distribution.
Mostly BIP39, an open standard for encoding a seed as a series of common words, but also collects other methodologies.
Every node has their unique memory pool in which it tracks unconfirmed transactions. Use this tag for questions on how transactions enter and exit the mempool, how the mempool is delimited and other a…
For questions relating to encryption operations and algorithms as they apply to crypto-currencies specifically.
Relates to attempts to harm the Bitcoin network. In cryptography, an attack is a method/technique to break the code. Bitcoin also has to deal with other types of attack, such as double spends and deni…
Current amount of currency units (bitcoins, ppcoins, real money, etc.).
an open source ASIC/FPGA miner for Windows, Linux and macOS.
Questions concerning terminology, jargon, abbreviations, acronyms and phrases that are essential to the cryptocurrency community.
allow efficient and secure verification of contents of large data structures. Merkle-Trees are employed in Bitcoin to prove existence of transactions in a block.
the transaction inside a block that pays the miner his block reward.
Collects questions about mining setups on basis of GPUs.
A complete implementation of a Lightning Network node developed by Lightning Labs and other contributors. Licensed under MIT. LND needs btcd, bitcoind, or neutrino as a back-end service.
Questions about keeping wallets and e-wallets safe.
Related to different MacOS operating systems and the Mac hardware.
When running Bitcoin Core client in regtest mode.
an attempt at solo-mining a longer chain to outpace the main chain.
a programming language.
A 256-bit variant of Secure Hash Algorithm 2
Questions about alternative cryptocurrencies are off topic unless they are applicable to Bitcoin.
Storing a wallet offline, i.e. making the private keys inaccessible from the web. This is e.g. implemented through use of Paper and Hardware Wallets.
Related to the software used for mining cryptocurrencies
an alternative consensus mechanism that adapts mining success chances with the proportion of the cryptocurrency's tokens held by the miner.
Scalability refers to the capability of a system or network to cope with growing adoption and workload.
refers to the schedule by which the mining reward for a blockchain based currency is dispensed.
off topic. Nxt is an electronic cash like Bitcoin but PoS based and written from scratch in Java.
should be used for Bitcoin Armory, a desktop wallet focused on security features.