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.

should be used for questions about synchronizing a Bitcoin client. This is the process of bringing a Bitcoin client up to date with the blockchain.
388 questions
DO NOT USE: OFF-TOPIC. Bitcoin Cash is an altcoin which forked from Bitcoin to increase the maximum block size to 8 MB.
383 questions
should be used for questions regarding digital signatures. A digital signature proves that the owner of a private key produced or endorsed a given message. These are used in transactions to p…
381 questions
Questions regarding the information that is leaked through cryptocurrency transactions or related processes, when subject to analysis and attempts of identification of sources and other properties.
374 questions
should be used for questions regarding any split in the Bitcoin blockchain
368 questions
Nodes that fully verify all of the rules of Bitcoin. The most popular software implementation of full nodes is called Bitcoin Core.
should be used for questions about configuring and optimizing the software settings on mining rigs.
359 questions
should be used for questions related to raw transactions, bitcoin transactions that have been serialized for network transmission.
should be used for questions regarding Ripple, an alternative cryptocurrency. Such questions can include how Ripple works and things that can be done wit…
339 questions
should be used for questions regarding the third Bitcoin testnet. The testnet is a network separate from the main Bitcoin network that allows developers to attempt modifications of the bitcoi…
334 questions
should be used for questions regarding difficulty which encodes the likelihood of one hash to succeed at mining a block. Indirectly, it is a measure of the total hashing power of all miners f…
326 questions
should be used for questions regarding the buying, selling or exchanging of Bitcoins or other cryptocurrencies for other currencies or commodities.
324 questions
should be used for questions related to the Bitcoin Core RPC client
for questions pertaining to the purchase of Bitcoins.
311 questions
should be used for questions regarding how Proof of Work works and Proof of Work algorithms. Proof of Work is a scheme where a 3rd party can verify that someone performed at least a certain a…
305 questions
something that is not directly useful (like a commodity) but which can be used as a medium of exchange or a store of value. Essentially, money.
299 questions
Questions concerned with (full) nodes, i.e. relay points in the Bitcoin network.
291 questions
Collects technical details on the process of creating new addresses.
should be used for MultiBit, a now defunct lightweight Bitcoin client.
275 questions
Python is an interpreted, general-purpose high-level programming language whose design philosophy emphasizes code readability.
The hash rate is the measuring unit of the processing power used to secure the Bitcoin network.
265 questions
should be used for questions related to double spending. Double spends are when a money is spent more than one time. This is considered a form of fraud.
263 questions
Refers to the process of checking the validity of transactions.
263 questions
refers to the rate at which two currencies are exchanged one-for-another.
262 questions
Concerning the broad subject of cryptography and its narrow application in Bitcoin protocol and applications.
259 questions
should be used for questions regarding wallet.dat files. A wallet.dat is a file used by Bitcoin Core which stores private keys and other information necessary to spend Bitcoin.
Unspent Transaction Outputs (UTXOs) are created by transactions and allow the owner of an associated address to spend a specific amount.
257 questions
A Java library for processing Bitcoin, stores blockchain headers only
249 questions
Confirmations correspond to the number of blocks that are dependent on a given transaction. This includes the block containing that transaction and all blocks after it in the blockchain. The more conf…
242 questions
Regarding money transfers for different goods and services paid in Bitcoins.
233 questions
should be used for questions referring to the company Coinbase and their services. DO NOT USE THIS TAG FOR COINBASE TRANSACTIONS.
231 questions
Mostly BIP39, an open standard for encoding a seed as a series of common words, but also collects other methodologies.
220 questions
Questions about the consensus system of Bitcoin and the protocol rules that are consensus critical.
219 questions
"Application-Specific Integrated Circuit" - An integrated circuit (chip) specifically designed for one task only. Similar to FPGAs, ASICs may be the low-power-consumption future of Bitcoin mining. As …
208 questions
an exchange popular in the early years of Bitcoin, where bitcoins could be traded against mora than a dozen national currencies including the US Dollar and the Euro. Insolvent in 2013.
205 questions
Fraud is the use of intentional deception for financial gain.
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