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Results tagged with public-key
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user 9323
A public key is the public half of the public/private keypair. Anyone can use a public key check that a signature is correct, but they can't generate the signature themselves with the public key.
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In compressed public keys, is the 2 or 3 the parity or the sign?
In different places I've read that the 2 or 3 is the sign or is the parity of the elided Y coordinate?
Which of these is it, or are the sign and parity equivalent in some way?
- 143
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How do I compute a private key, if I have two messages signed using the same nonce? [duplicate]
If I sign two messages with the same private key and nonce, it compromises security, making it possible to calculate the private key.
I'm implementing a system (outside of bitcoin) where a message, wi …
- 143