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Which Specific Curve Is Commonly Used in Bitcoin and Ethereum?

The specific elliptic curve used by both Bitcoin and Ethereum is called secp256k1. This curve is part of the SEC (Standards for Efficient Cryptography) suite.

It is a Koblitz curve, which allows for slightly faster computation compared to other standard curves. Its parameters are fully specified and have been extensively vetted, ensuring a high level of security and interoperability across major cryptocurrency networks.

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