The public key is obtained by performing the following elliptic curve multiplication equation: (private key * generator point = public key). Be aware that the * does not represent ordinary multiplication, but elliptic curve multiplication. Here's a self-contained Python script that does the conversion. You can check its work by comparing to entering your private key as the "Secret Exponent" at Brainwallet.I took the script from this Bitcointalk thread and stripped out unnecessary stuff (like the code to use the public key to sign a message and verify that signature).. Converting the Python to instructions for a human is left as. Aug 12, · In my earlier guide on Bitcoin wallets, I have used two terms extensively- Private Address (or key) and Public Address (or key). These keys are what makes Bitcoin the safest and most widely used cryptocurrency. To understand private keys and public keys, let us look at an example. Consider a mailbox where you receive your physical mail.
Get public key from private key bitcoinBitcoin Private Keys with Balance
You can still follow along. This is where you can see your current cryptocurrency portfolio balance, along with some other information. You can scroll through this information to see how much Bitcoin, Bitcoin Cash, Ethereum, and Litecoin you own.
You can also see your recent activity. This opens your list of cryptocurrency wallets. Your active wallet will have a blue line to the left of the wallet name. To generate your Public Key, click the Receive button. Make sure that you are on the specific wallet where you want to receive the cryptocurrency.
When you click Receive, it will generate your Public Key. It will have a QR Code a funny looking block picture and a string of letters and numbers. On this page, you can click Send or Receive. You might prefer to just store your Bitcoin on the exchange. This makes buying alt coins easier and can sometimes be more cost-effective than using a wallet. This will open a list of the cryptocurrencies that you own.
The user can confidently use the same private key again and again. Moreover, the signatures are mathematically related to Bitcoin addresses. This math relation helps in confirming that the signatures are only of that particular account holder who wants to transfer bitcoins. These digital keys are crucial in the ownership of bitcoins. A wallet stores these keys.
There are a lot of types of wallets out there and some allow the private keys to be stored and guarded by the user. I have explored each type of safety measure for you so that you can choose the most effective wallet according to your needs. Web and Mobile Wallets.
Most of the web and mobile wallet software services in the Bitcoin market store your private key on your behalf on their servers. Android Wallets :. In this kind of wallet, your keys are held by someone else, and if that gets hacked or stolen, your bitcoins are gone. That is why you need to take extra safety measures when dealing with these services. Desktop wallets are relatively safe.
In such wallets, once you install them on your desktop, you will get your Bitcoin address and private key in a downloadable and importable file. Some hardware wallets come with security grid cards similar to some debit cards in order to verify the transaction.
Some even have a little digital screen to verify your transactions. They are tamper proof and come with a limited user interface. In case your device is destroyed, as long as you have a backup code, you can retrieve your keys and bitcoins. Some of the popular hardware wallets are:. Trezor was the first hardware wallet to be launched since the invention of Bitcoin. It is a small device which can be connected via a USB cable to your personal computer.
Its fundamental purpose is to store the private keys offline and sign transactions. Ledger Nano S can be used even on a computer that is infected with malware. It has two buttons which are needed to be pressed together to sign and confirm a transaction, making impossible for a hacker to use. Here are few videos to learn more about Ledger Nano S:. Paper wallets are simply Bitcoin private keys printed on a piece of paper. It can have the Bitcoin public address also printed on it, but not necessarily.
Paper wallets are an effective way of storing Bitcoin private keys offline. You can make your paper wallet from bitaddress. You can save the HTML page offline and remain disconnected from the internet to generate the keys.
They can be printed on paper or stored as a soft copy on a USB or hard drive. Read my previous guide on how to make a Bitcoin paper wallet. In a Bitcoin wallet, the most important thing is your private key because it will prove that the bitcoins you claim as your own are actually yours.
How are you keeping your private keys safe? Let us know what you do in the comments below!! Have a question about Bitcoin Private keys? Feel free to ask in the comment section below. Harsh Agrawal is the Crypto exchanges and bots experts for CoinSutra. He has a background in both finance and technology and holds professional qualifications in Information technology. After discovering about decentralized finance and with his background of Information technology, he made his mission to help others learn and get started with it via CoinSutra.
You will get 2 formats from a single private key - compressed and uncompressed base58 address. Refer to this page for a detailed explanation. If you are extremely lucky, your generated private key may correspond to an address that has some BTC balance in it already.
This process can be thought as "collision" - your private key just happen to "collide" with another BTC address's private key. You just need to find one! It is a huge number in the short run. In the long run, maybe not.