https://github.com/kornrunner/php-secp256k1

Pure PHP secp256k1
https://github.com/kornrunner/php-secp256k1

ecc elliptic-curves secp256k1

Last synced: 5 months ago
JSON representation

Pure PHP secp256k1

• Host: GitHub
• URL: https://github.com/kornrunner/php-secp256k1
• Owner: kornrunner
• License: mit
• Created: 2018-06-11T16:04:47.000Z (over 7 years ago)
• Default Branch: main
• Last Pushed: 2024-05-30T14:24:18.000Z (over 1 year ago)
• Last Synced: 2025-05-07T19:07:14.080Z (5 months ago)
• Topics: ecc, elliptic-curves, secp256k1
• Language: PHP
• Homepage:
• Size: 214 KB
• Stars: 33
• Watchers: 3
• Forks: 21
• Open Issues: 5
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# php-secp256k1 [![Tests](https://github.com/kornrunner/php-secp256k1/actions/workflows/tests.yml/badge.svg?branch=master)](https://github.com/kornrunner/php-secp256k1/actions/workflows/tests.yml) [![Coverage Status](https://coveralls.io/repos/github/kornrunner/php-secp256k1/badge.svg?branch=master)](https://coveralls.io/github/kornrunner/php-secp256k1?branch=master) [![Latest Stable Version](https://poser.pugx.org/kornrunner/secp256k1/v/stable)](https://packagist.org/packages/kornrunner/secp256k1)

```lang=bash

$ composer require kornrunner/secp256k1

```

## Usage

Sign a message:

```php

sign($message, $privateKey);

// get r

$r = $signature->getR();

// get s

$s = $signature->getS();

// get recovery param

$v = $signature->getRecoveryParam();

// encode to hex

$serializer = new HexSignatureSerializer();

$signatureString = $serializer->serialize($signature);

// or you can call toHex

$signatureString = $signature->toHex();

```

Verify a message:

```php

verify($hash, $signature, $publicKey);

```

## License

MIT

## Crypto

[![Ethereum](https://user-images.githubusercontent.com/725986/61891022-0d0c7f00-af09-11e9-829f-096c039bbbfa.png) 0x9c7b7a00972121fb843af7af74526d7eb585b171][Ethereum]

[Ethereum]: https://etherscan.io/address/0x9c7b7a00972121fb843af7af74526d7eb585b171 "Donate with Ethereum"