If you created a Bitcoin wallet before 2016 you might check this out
https://www.washingtonpost.com/technology/2023/11/14/bitcoin-wallet-passcode-flaw/
Paywall :-(
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Well, let’s fix that:
https://archive.is/6mLJT
https://www.unciphered.com/blog/disclosure-of-vulnerable-bitcoin-wallet-library
