What are public and private keys and how do they relate to digital currencies?

5 answers

• Andreas MeliniJul 28, 2020 · 5 years ago
  Sure! Public and private keys are cryptographic keys that are used in digital currencies like Bitcoin. A public key is a randomly generated string of characters that is used to receive funds. It is safe to share with others as it only allows for funds to be deposited into the corresponding wallet. On the other hand, a private key is a secret key that is used to access and spend the funds stored in a wallet. It should never be shared with anyone as it grants full control over the funds. When a transaction is made, the sender uses their private key to sign the transaction, and the recipient uses the sender's public key to verify the signature and ensure the transaction is valid.
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• mousumi mituJun 27, 2025 · a month ago
  Public and private keys are like the lock and key of digital currencies. The public key is like a lock that is used to secure your funds, while the private key is like the key that unlocks the funds and allows you to spend them. Think of it as a digital signature that proves you are the rightful owner of the funds. Without the private key, no one can access or spend the funds. So, it's important to keep your private key safe and secure.
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• Jafar JafarAug 08, 2023 · 2 years ago
  Ah, public and private keys, the backbone of digital currencies! Public keys are like your bank account number - you can share it with anyone to receive funds. It's like giving someone your account number so they can deposit money into your account. Private keys, on the other hand, are like your PIN code - it's your secret and should never be shared with anyone. It's what you use to access and spend the funds in your wallet. So, remember to keep your private key to yourself and don't go sharing it with anyone!
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• Mohamad Ali RasouloOct 19, 2021 · 4 years ago
  Public and private keys are an essential part of digital currencies, including Bitcoin. The public key is derived from the private key using a mathematical algorithm. It is used to generate a wallet address, which is like your digital identity in the world of cryptocurrencies. When someone wants to send you funds, they use your public key to specify the destination. The private key, on the other hand, is kept secret and is used to sign transactions and prove ownership of the funds. It's crucial to keep your private key secure to prevent unauthorized access to your funds.
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• holmes sherlockJun 06, 2021 · 4 years ago
  Public and private keys are fundamental to the security of digital currencies. The public key is used to encrypt data, while the private key is used to decrypt it. In the context of digital currencies, the public key is used to generate a wallet address, which is shared with others to receive funds. The private key, which is kept secret, is used to access and spend the funds stored in the wallet. It's like having a lock and key system, where the public key is the lock and the private key is the key that unlocks it. Remember, never share your private key with anyone to ensure the safety of your funds.
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