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CryptoCommunity > Blog > crypto > Private key: What is a private key and why is it important?
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Private key: What is a private key and why is it important?

admin Published July 25, 2022
Last updated: 2022/07/25 at 10:28 PM
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Private key, When you buy a cryptocurrency for the first time, you are given two keys: a public key, which functions similarly to an email address (you may safely share it with others, letting you to send or receive payments), and a private key, which is often a string of letters and numbers (and should not be shared with anyone). You might think of the private key as a password that unlocks the virtual vault containing your money. Your money are secure and may be handled from anywhere in the globe with an internet connection as long as only you have access to your private key.

Why are private keys important?

One of the cryptographic advances that makes digital money viable and safe is the use of public and private keys. Learn how they function.

  • Cryptocurrencies like Bitcoin and Ethereum are decentralised, which means they are not held by banks or other intermediate organisations. Instead, your bitcoins are dispersed on a computer network using blockchain technology. One of the hallmarks of bitcoin blockchains is their openness: all public keys and transaction details are visible to anyone.
  • Your private key generates your public key via some difficult mathematical procedures, creating a link between the two. When you use your public key to make a transaction, you validate your identity using your private key.
  • While everything is accessible, the cryptocurrency is also anonymous, so you do not need to submit your name, address, or any other information to use it.
  • Consider the cryptocurrency Bitcoin. While every interested party may see when Bitcoin is purchased, traded, or used, only the holder of a private key can complete these transactions.

Where should you keep your private keys?

It is critical to keep your private keys safe, just like any other password. The two major methods for keeping them in check are:

  • Store them online in a cryptocurrency wallet: For most individuals, the best and easiest choice is to utilise a virtual wallet, such as the one provided by Coinbase, to handle their private keys. Because their private keys are kept on the internet, they are referred to as “hot” wallets. This makes purchasing, trading, and utilising digital money as simple and inexpensive as using a credit card online. Choose a wallet from a firm with a proven track record of security and features like as two-factor authentication.
  • Maintain them offline in a secure location: some investors keep their private keys on a computer that is not linked to the internet, on paper, or even memorised. This is known as “cold storage,” and although it protects the private key from digital theft, it makes utilising bitcoins considerably less easy, which leads to additional dangers.

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admin July 25, 2022
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