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2. 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.

3. MetaMask - Wikipedia

   en.wikipedia.org/wiki/MetaMask

   MetaMask is a software cryptocurrency wallet used to interact with the Ethereum blockchain.It allows a user to access their Ethereum wallet through a browser extension or mobile app, which can then be used to interact with decentralized applications.

4. Cryptocurrency - Wikipedia

   en.wikipedia.org/wiki/Cryptocurrency

   The ability for the holder to be allowed to set the fee manually often depends on the wallet software used, and central exchanges for cryptocurrency (CEX) usually do not allow the customer to set a custom transaction fee for the transaction. [citation needed] Their wallet software, such as Coinbase Wallet, however, might support adjusting the ...

5. Bitcoin - Wikipedia

   en.wikipedia.org/wiki/Bitcoin

   A paper wallet with the address as a QR code while the private key is hidden A hardware wallet which processes bitcoin transactions without exposing private keys Bitcoin wallets were the first cryptocurrency wallets , enabling users to store the information necessary to transact bitcoins.

6. Airdrop (cryptocurrency) - Wikipedia

   en.wikipedia.org/wiki/Airdrop_(cryptocurrency)

   An airdrop is an unsolicited distribution of a cryptocurrency token or coin, usually for free, to numerous wallet addresses. Airdrops are often associated with the launch of a new cryptocurrency or a DeFi protocol, primarily as a way of gaining attention and new followers, resulting in a larger user base and a wider disbursement of coins. [1]

7. Blockchain - Wikipedia

   en.wikipedia.org/wiki/Blockchain

   This is changing now that specialised tech companies provide blockchain tracking services, making crypto exchanges, law-enforcement and banks more aware of what is happening with crypto funds and fiat-crypto exchanges. The development, some argue, has led criminals to prioritise the use of new cryptos such as Monero. [61] [62] [63]

8. Google Pay (payment method) - Wikipedia

   en.wikipedia.org/wiki/Google_Pay_(payment_method)

   Google Pay (formerly Android Pay) is a mobile payment service developed by Google to power in-app, online, and in-person contactless purchases on mobile devices, enabling users to make payments with Android phones, tablets, or watches. Users can authenticate via a PIN, passcode, or biometrics such as 3D face scanning or fingerprint recognition. [1]

9. Digital wallet - Wikipedia

   en.wikipedia.org/wiki/Digital_wallet

   The information component is basically a database of user-input information. This information consists of your shipping address, billing address, payment methods (including credit card numbers, expiry dates, and security numbers), and other information. Digital wallets are composed of both digital wallet devices and digital wallet systems.