Adventures with RSA Blind Signing

Background on Blind Signing

RSA blind signatures

“Non-attack” #1: token malleability

“Non-attack” #2: nonce reconstruction

Alternatives

Conclusion

Thanks

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Cryptographer, climber, explorer. Previously working on ZK proofs at Chain/Interstellar, now on Google’s cryptography security team.

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Cathie Yun

Cathie Yun

Cryptographer, climber, explorer. Previously working on ZK proofs at Chain/Interstellar, now on Google’s cryptography security team.

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