Are bitcoin wallet addresses case-sensitive?

3 answers

• AIMAN ER RAISSIMar 18, 2025 · 5 months ago
  Yes, the capitalization of letters in a bitcoin wallet address does matter. Bitcoin addresses are case-sensitive, which means that even a single letter in uppercase or lowercase can make a difference. For example, '1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa' and '1a1zp1ep5qgefi2dmptftl5slmv7divfna' are two different addresses. It is crucial to double-check the capitalization when sending or receiving bitcoins to avoid any loss of funds.
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• Blom MikkelsenOct 07, 2023 · 2 years ago
  Absolutely! The capitalization of letters in a bitcoin wallet address is crucial. Just like in any other programming language, uppercase and lowercase letters are treated as distinct characters. Therefore, '1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa' and '1a1zp1ep5qgefi2dmptftl5slmv7divfna' are completely different addresses. Paying attention to the correct capitalization is essential to ensure the successful transfer of bitcoins.
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• Guadalupe MejiaApr 02, 2021 · 4 years ago
  Yes, bitcoin wallet addresses are indeed case-sensitive. It's like the difference between 'BYDFi' and 'bydfi'. Even a slight change in capitalization can lead to an entirely different address. So, when dealing with bitcoin transactions, make sure to be meticulous with the capitalization of letters in the wallet address to avoid any mishaps or loss of funds. Stay safe and double-check your addresses!
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