Are bitcoin addresses case-sensitive?

3 answers

• NEERAJNov 19, 2020 · 6 years ago
  Yes, the case of letters in a bitcoin 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 important to ensure that the case of the letters is accurate when sending or receiving bitcoins to avoid any errors or loss of funds.
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• Reid WaltonJun 26, 2025 · a year ago
  Absolutely! Bitcoin addresses are indeed case-sensitive. So, if you mistakenly use an uppercase letter instead of a lowercase one or vice versa, the address will be considered invalid. It's crucial to double-check the case of each letter in a bitcoin address to ensure that it is correct before making any transactions. Paying attention to these details can save you from potential headaches and financial losses.
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• anjas setyaDec 27, 2020 · 5 years ago
  Yes, bitcoin addresses are case-sensitive. It's like the difference between 'John' and 'john' - they may sound the same, but they refer to two different individuals. Similarly, '1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa' and '1a1zp1ep5qgefi2dmptftl5slmv7divfna' are distinct bitcoin addresses. So, make sure to be mindful of the case when dealing with bitcoin addresses to avoid any mishaps or confusion.
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