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Top 10 Examples of "ecurve in functional component" in JavaScript

Dive into secure and efficient coding practices with our curated list of the top 10 examples showcasing 'ecurve' in functional components in JavaScript. Our advanced machine learning engine meticulously scans each line of code, cross-referencing millions of open source libraries to ensure your implementation is not just functional, but also robust and secure. Elevate your React applications to new heights by mastering the art of handling side effects, API calls, and asynchronous operations with confidence and precision.

it('uses the secp256k1 curve by default', function () {
    var secp256k1 = ecurve.getCurveByName('secp256k1')

    for (var property in secp256k1) {
      // FIXME: circular structures in ecurve
      if (property === 'G') continue
      if (property === 'infinity') continue

      var actual = ECPubKey.curve[property]
      var expected = secp256k1[property]

      assert.deepEqual(actual, expected)
    }
  })
it('uses the secp256k1 curve by default', function () {
    var secp256k1 = ecurve.getCurveByName('secp256k1')

    for (var property in secp256k1) {
      // FIXME: circular structures in ecurve
      if (property === 'G') continue
      if (property === 'infinity') continue

      var actual = ECKey.curve[property]
      var expected = secp256k1[property]

      assert.deepEqual(actual, expected)
    }
  })
var crypto = require('./crypto')
var ecdsa = require('./ecdsa')
var typeForce = require('typeforce')
var networks = require('./networks')

var Address = require('./address')

var ecurve = require('ecurve')
var secp256k1 = ecurve.getCurveByName('secp256k1')

function ECPubKey (Q, compressed) {
  if (compressed === undefined) {
    compressed = true
  }

  typeForce('Point', Q)
  typeForce('Boolean', compressed)

  this.compressed = compressed
  this.Q = Q
}

// Constants
ECPubKey.curve = secp256k1
var assert = require('assert')
var base58check = require('bs58check')
var ecdsa = require('./ecdsa')
var networks = require('./networks')
var randomBytes = require('randombytes')
var typeForce = require('typeforce')

var BigInteger = require('bigi')
var ECPubKey = require('./ecpubkey')

var ecurve = require('ecurve')
var secp256k1 = ecurve.getCurveByName('secp256k1')

function ECKey (d, compressed) {
  assert(d.signum() > 0, 'Private key must be greater than 0')
  assert(d.compareTo(ECKey.curve.n) < 0, 'Private key must be less than the curve order')

  var Q = ECKey.curve.G.multiply(d)

  this.d = d
  this.pub = new ECPubKey(Q, compressed)
}

// Constants
ECKey.curve = secp256k1

// Static constructors
ECKey.fromWIF = function (string) {
it('(secp256k1) should generate a valid secp256k1 keypair', function(){
      var keypair = crypto.deriveKeypair(node_crypto.randomBytes(32), node_crypto.randomBytes(32));
      var curve = ecurve.getCurveByName('secp256k1');
      expect(curve.validate(ecurve.Point.decodeFrom(curve, new Buffer(keypair.public, 'hex')))).to.be.true;
    });
const verifyEcdsaNonMalleability = (transaction) => {
  var ecurve = require('ecurve')
  var secp256k1 = ecurve.getCurveByName('secp256k1')
  var n = secp256k1.n
  var hash = arkjs.crypto.getHash(transaction, true, true)

  var signatureBuffer = Buffer.from(transaction.signature, 'hex')
  var senderPublicKeyBuffer = Buffer.from(transaction.senderPublicKey, 'hex')
  var ecpair = arkjs.ECPair.fromPublicKeyBuffer(senderPublicKeyBuffer, transaction.network)
  var ecsignature = arkjs.ECSignature.fromDER(signatureBuffer)
  var ecs2 = arkjs.ECSignature.fromDER(signatureBuffer)
  ecs2.s = n.subtract(ecs2.s)
  var res = ecpair.verify(hash, ecsignature)
  var res2 = ecpair.verify(hash, ecs2)
  return res === true && res2 === false
}
const verifyEcdsaNonMalleability = (transaction) => {
  const ecurve = require('ecurve')
  const secp256k1 = ecurve.getCurveByName('secp256k1')
  const n = secp256k1.n
  const hash = cryptoBuilder.getHash(transaction, true, true)

  const signatureBuffer = Buffer.from(transaction.signature, 'hex')
  const senderPublicKeyBuffer = Buffer.from(transaction.senderPublicKey, 'hex')
  const ecpair = ECPair.fromPublicKeyBuffer(senderPublicKeyBuffer, transaction.network)
  const ecsignature = ECSignature.fromDER(signatureBuffer)
  const ecs2 = ECSignature.fromDER(signatureBuffer)
  ecs2.s = n.subtract(ecs2.s)
  const res = ecpair.verify(hash, ecsignature)
  const res2 = ecpair.verify(hash, ecs2)
  return res === true && res2 === false
}
var BigInteger = require('bigi');
var ecurve = require('ecurve');
var secp256k1 = ecurve.getCurveByName('secp256k1');
BigInteger = require('bigi');
var base58 = require('bs58');
var hash = require('./hash');
var assert = require('assert');

var G = secp256k1.G
var n = secp256k1.n

class PublicKey {

    /** @param {ecurve.Point} public key */
    constructor(Q) { this.Q = Q; }

    static fromBinary(bin) {
        return PublicKey.fromBuffer(new Buffer(bin, 'binary'));
    }
var BigInteger = require('bigi');
var ecurve = require('ecurve');
var secp256k1 = ecurve.getCurveByName('secp256k1');
BigInteger = require('bigi');
var base58 = require('bs58');
var hash = require('./hash');
var config = require('../config');
var assert = require('assert');

var G = secp256k1.G
var n = secp256k1.n

class PublicKey {

    /** @param {ecurve.Point} public key */
    constructor(Q) { this.Q = Q; }
    
    static fromBinary(bin) {
        return PublicKey.fromBuffer(new Buffer(bin, 'binary'));
var BigInteger = require('bigi');
var ecurve = require('ecurve');
var secp256k1 = ecurve.getCurveByName('secp256k1');
BigInteger = require('bigi');
var base58 = require('bs58');
var hash = require('./hash');
var config = require('../../../config');
var assert = require('assert');

var G = secp256k1.G
var n = secp256k1.n

class PublicKey {

    /** @param {ecurve.Point} public key */
    constructor(Q) { this.Q = Q; }

    static fromBinary(bin) {
        return PublicKey.fromBuffer(new Buffer(bin, 'binary'));

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