2025-01-14 20:24:23 +00:00
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# Mersenne Twister 32 bit seeding => bx consumption pattern => BIP32 master key
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2024-12-17 11:54:08 +00:00
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2025-01-14 20:24:23 +00:00
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This is a special and unusual way of generating keys with BIP32, but without derivations.
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2024-12-17 11:54:08 +00:00
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See [libbitcoin-explorer bx-ec-new](https://github.com/libbitcoin/libbitcoin-explorer/wiki/bx-ec-new) for details.
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Victims could have used a combination of `bx seed` and `bx ec-new` to generate weak keys in this range.
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## Observed Usage
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* We only investigated usage with Bitcoin.
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* Compressed and uncompressed pubkeys
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## Writeups
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* See [research update #1](https://milksad.info/posts/research-update-1/).
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