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2. Privacy and blockchain - Wikipedia

   en.wikipedia.org/wiki/Privacy_and_blockchain

   If one has access to another's private key, one can access and spend these funds. [18] Because private keys are crucial to accessing and protecting assets on the blockchain, users must store them safely. [18] Storing the private key on a computer, flashdrive or telephone can pose potential security risks if the device is stolen or hacked. [18]

3. Cryptocurrency wallet - Wikipedia

   en.wikipedia.org/wiki/Cryptocurrency_wallet

   An example paper printable bitcoin wallet consisting of one bitcoin address for receiving and the corresponding private key for spending. A cryptocurrency wallet is a device, [1] physical medium, [2] program or an online service which stores the public and/or private keys [3] for cryptocurrency transactions.

4. Flaw in early Bitcoin wallets shows how much crypto ... - AOL

   www.aol.com/finance/flaw-early-bitcoin-wallets...

   The irony is that the price of Bitcoin in 2015 was as low as $300 and is up 100-fold since then, which means even small amounts from that era are worth a healthy sum.

5. Bitcoin - Wikipedia

   en.wikipedia.org/wiki/Bitcoin

   [7]: ch. 4 Publishing such a bitcoin address does not risk its private key, and it is extremely unlikely to accidentally generate a used key with funds. To use bitcoins, owners need their private key to digitally sign transactions, which are verified by the network using the public key, keeping the private key secret.

6. Unspent transaction output - Wikipedia

   en.wikipedia.org/wiki/Unspent_transaction_output

   In cryptocurrencies, an unspent transaction output (UTXO) is a distinctive element in a subset of digital currency models.A UTXO represents a certain amount of cryptocurrency that has been authorized by a sender and is available to be spent by a recipient.

7. Blockchain - Wikipedia

   en.wikipedia.org/wiki/Blockchain

   Value tokens sent across the network are recorded as belonging to that address. A private key is like a password that gives its owner access to their digital assets or the means to otherwise interact with the various capabilities that blockchains now support. Data stored on the blockchain is generally considered incorruptible.

8. Bitcoin protocol - Wikipedia

   en.wikipedia.org/wiki/Bitcoin_protocol

   A diagram of a bitcoin transfer. The bitcoin protocol is the set of rules that govern the functioning of bitcoin.Its key components and principles are: a peer-to-peer decentralized network with no central oversight; the blockchain technology, a public ledger that records all bitcoin transactions; mining and proof of work, the process to create new bitcoins and verify transactions; and ...

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