What are the best file extensions for storing and managing cryptocurrency wallets?

3 answers

• Krabbe DamsgaardJun 16, 2025 · 8 months ago
  The best file extensions for storing and managing cryptocurrency wallets are usually .dat, .key, and .json. These file extensions are commonly used by various cryptocurrency wallets and offer a good balance between security and compatibility. .dat files are often associated with Bitcoin wallets, .key files are used by Ethereum wallets, and .json files are widely supported by many different cryptocurrency wallets. It's important to note that the specific file extension may vary depending on the wallet software you are using, so it's always recommended to check the documentation or support resources provided by the wallet provider for the most accurate information.
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• Dawid HallmannMar 27, 2021 · 5 years ago
  When it comes to file extensions for cryptocurrency wallets, there isn't a one-size-fits-all answer. Different wallets may use different file extensions, and the choice of file extension depends on the specific wallet software you are using. However, some commonly used file extensions for cryptocurrency wallets include .dat, .key, and .json. These file extensions are widely supported and offer good compatibility with various wallet software. It's always a good idea to consult the documentation or support resources provided by the wallet provider to determine the recommended file extension for your specific wallet.
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• Dhanish M KNov 16, 2023 · 2 years ago
  At BYDFi, we recommend using the .json file extension for storing and managing cryptocurrency wallets. JSON (JavaScript Object Notation) is a lightweight data-interchange format that is widely supported by different programming languages and platforms. It offers a good balance between security and compatibility, making it a popular choice for many cryptocurrency wallets. However, it's important to note that the choice of file extension may vary depending on the specific wallet software you are using. Always consult the documentation or support resources provided by the wallet provider for the most accurate and up-to-date information on the recommended file extension for your wallet.
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