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如何使用ECDSA secp256k1曲线在python中以与Java签名相同的方式对消息进行签名?

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如何使用ECDSA secp256k1曲线在python中以与Java签名相同的方式对消息进行签名?

我正在尝试使用与secp256k1 from NodeJS在加密库上发生的相同方式在python中对字节数组进行签名。>

这是NodeJS /浏览器上的代码:

const secp256k1 = require('secp256k1')

var message = [2, 118, 145, 101, 166, 249, 149, 13, 2, 58, 65, 94, 230, 104, 184, 11, 185, 107, 92, 154, 226, 3, 93, 151, 189, 251, 68, 243, 86, 23, 90, 68, 255, 111, 3, 0, 0, 0, 0, 0, 0, 187, 226, 2, 0, 0, 0, 1, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 4, 0, 84, 101, 115, 116, 105, 0, 0, 0, 0, 0, 0, 0];

var private_key_buffer = [122, 241, 114, 103, 51, 227, 157, 149, 221, 126, 157, 173, 31, 111, 43, 118, 208, 71, 123, 59, 96, 68, 57, 177, 53, 59, 151, 188, 36, 167, 40, 68]

const signature = secp256k1.sign(SHA3BUF(message), private_key_buffer)

这是我在python中的实现:

import hashlib
import ecdsa

message = bytearray([2, 118, 145, 101, 166, 249, 149, 13, 2, 58, 65, 94, 230, 104, 184, 11, 185, 107, 92, 154, 226, 3, 93, 151, 189, 251, 68, 243, 86, 23, 90, 68, 255, 111, 3, 0, 0, 0, 0, 0, 0, 187, 226, 2, 0, 0, 0, 1, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 4, 0, 84, 101, 115, 116, 105, 0, 0, 0, 0, 0, 0, 0])

private_key_buffer = bytearray([122, 241, 114, 103, 51, 227, 157, 149, 221, 126, 157, 173, 31, 111, 43, 118, 208, 71, 123, 59, 96, 68, 57, 177, 53, 59, 151, 188, 36, 167, 40, 68])

signinKey = ecdsa.SigningKey.from_string(private_key_buffer, curve=ecdsa.SECP256k1)

signature = signinKey.sign_deterministic(message, hashfunc=hashlib.sha3_256)

但是由于某种原因,我在javascript代码中获得的签名与python代码不同:

java script signature: [23, 54, 64, 151, 95, 33, 200, 66, 246, 166, 144, 182, 81, 179, 124, 223, 250, 50, 137, 169, 45, 181, 197, 74, 225, 207, 116, 125, 50, 241, 38, 52, 118, 215, 252, 94, 191, 154, 200, 195, 152, 73, 1, 197, 158, 24, 72, 177, 118, 39, 241, 82, 114, 107, 25, 106, 67, 205, 202, 4, 7, 57, 82, 237]

python script signature: [213, 69, 97, 237, 85, 226, 217, 201, 51, 14, 220, 92, 105, 59, 54, 92, 87, 88, 233, 147, 191, 15, 21, 86, 134, 202, 205, 223, 83, 134, 70, 39, 10, 19, 147, 20, 181, 180, 88, 103, 79, 55, 144, 98, 84, 2, 224, 127, 192, 200, 200, 250, 170, 129, 67, 99, 163, 72, 92, 253, 109, 108, 104, 206]

因此,如何使python代码输出与JS代码相同的签名?

[我正在尝试使用与来自NodeJS的secp256k1在加密库上发生的方式相同的方式在python中对字节数组进行签名。这是NodeJS /浏览器上的代码:const secp256k1 = require('secp256k1'...

回答如下:

对于[RFC6979]中所述的确定性

如何使用ECDSA secp256k1曲线在python中以与Java签名相同的方式对消息进行签名?

我正在尝试使用与secp256k1 from NodeJS在加密库上发生的相同方式在python中对字节数组进行签名。>

这是NodeJS /浏览器上的代码:

const secp256k1 = require('secp256k1')

var message = [2, 118, 145, 101, 166, 249, 149, 13, 2, 58, 65, 94, 230, 104, 184, 11, 185, 107, 92, 154, 226, 3, 93, 151, 189, 251, 68, 243, 86, 23, 90, 68, 255, 111, 3, 0, 0, 0, 0, 0, 0, 187, 226, 2, 0, 0, 0, 1, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 4, 0, 84, 101, 115, 116, 105, 0, 0, 0, 0, 0, 0, 0];

var private_key_buffer = [122, 241, 114, 103, 51, 227, 157, 149, 221, 126, 157, 173, 31, 111, 43, 118, 208, 71, 123, 59, 96, 68, 57, 177, 53, 59, 151, 188, 36, 167, 40, 68]

const signature = secp256k1.sign(SHA3BUF(message), private_key_buffer)

这是我在python中的实现:

import hashlib
import ecdsa

message = bytearray([2, 118, 145, 101, 166, 249, 149, 13, 2, 58, 65, 94, 230, 104, 184, 11, 185, 107, 92, 154, 226, 3, 93, 151, 189, 251, 68, 243, 86, 23, 90, 68, 255, 111, 3, 0, 0, 0, 0, 0, 0, 187, 226, 2, 0, 0, 0, 1, 0, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 4, 0, 84, 101, 115, 116, 105, 0, 0, 0, 0, 0, 0, 0])

private_key_buffer = bytearray([122, 241, 114, 103, 51, 227, 157, 149, 221, 126, 157, 173, 31, 111, 43, 118, 208, 71, 123, 59, 96, 68, 57, 177, 53, 59, 151, 188, 36, 167, 40, 68])

signinKey = ecdsa.SigningKey.from_string(private_key_buffer, curve=ecdsa.SECP256k1)

signature = signinKey.sign_deterministic(message, hashfunc=hashlib.sha3_256)

但是由于某种原因,我在javascript代码中获得的签名与python代码不同:

java script signature: [23, 54, 64, 151, 95, 33, 200, 66, 246, 166, 144, 182, 81, 179, 124, 223, 250, 50, 137, 169, 45, 181, 197, 74, 225, 207, 116, 125, 50, 241, 38, 52, 118, 215, 252, 94, 191, 154, 200, 195, 152, 73, 1, 197, 158, 24, 72, 177, 118, 39, 241, 82, 114, 107, 25, 106, 67, 205, 202, 4, 7, 57, 82, 237]

python script signature: [213, 69, 97, 237, 85, 226, 217, 201, 51, 14, 220, 92, 105, 59, 54, 92, 87, 88, 233, 147, 191, 15, 21, 86, 134, 202, 205, 223, 83, 134, 70, 39, 10, 19, 147, 20, 181, 180, 88, 103, 79, 55, 144, 98, 84, 2, 224, 127, 192, 200, 200, 250, 170, 129, 67, 99, 163, 72, 92, 253, 109, 108, 104, 206]

因此,如何使python代码输出与JS代码相同的签名?

[我正在尝试使用与来自NodeJS的secp256k1在加密库上发生的方式相同的方式在python中对字节数组进行签名。这是NodeJS /浏览器上的代码:const secp256k1 = require('secp256k1'...

回答如下:

对于[RFC6979]中所述的确定性

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