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Fast RSA

Library for use RSA with support for android, ios, macos, windows, linux and web

Integration Tests Android

Integration Tests Linux

Integration Tests Windows

Integration Tests iOS

Integration Tests macOS

Contents

Usage

Async Methods

Encrypt methods

import 'package:fast_rsa/fast_rsa.dart';

var result = await RSA.encryptOAEP(message, label, Hash.HASH_SHA256, publicKey)
var result = await RSA.encryptPKCS1v15(message, publicKey)

var result = await RSA.encryptOAEPBytes(messageBytes, label, Hash.SHA256, publicKey)
var result = await RSA.encryptPKCS1v15Bytes(messageBytes, publicKey)

Decrypt methods

import 'package:fast_rsa/fast_rsa.dart';

var result = await RSA.decryptOAEP(message, label, Hash.HASH_SHA256, privateKey)
var result = await RSA.decryptPKCS1v15(message, privateKey)

var result = await RSA.decryptOAEPBytes(messageBytes, label, Hash.SHA256, privateKey)
var result = await RSA.decryptPKCS1v15Bytes(messageBytes, privateKey)

Sign methods

import 'package:fast_rsa/fast_rsa.dart';

var result = await RSA.signPSS(message, Hash.SHA256, SaltLength.SALTLENGTH_AUTO, privateKey)
var result = await RSA.signPKCS1v15(message, Hash.SHA256, privateKey)

var result = await RSA.signPSSBytes(messageBytes, Hash.SHA256, SaltLength.SALTLENGTH_AUTO, privateKey)
var result = await RSA.signPKCS1v15Bytes(messageBytes, Hash.SHA256, privateKey)

Verify methods

import 'package:fast_rsa/fast_rsa.dart';

var result = await RSA.verifyPSS(signature, message, Hash.SHA256, SaltLength.SALTLENGTH_AUTO, publicKey)
var result = await RSA.verifyPKCS1v15(signature, message, Hash.SHA256, publicKey)

var result = await RSA.verifyPSSBytes(signatureBytes, messageBytes, Hash.SHA256, SaltLength.SALTLENGTH_AUTO, publicKey)
var result = await RSA.verifyPKCS1v15Bytes(signatureBytes, messageBytes, Hash.SHA256, publicKey)

Generate Methods

import 'package:fast_rsa/fast_rsa.dart';

var result = await RSA.generate(2048)

Convert Methods

import 'package:fast_rsa/fast_rsa.dart';

var result = await RSA.convertJWKToPrivateKey(data, keyId);
var result = await RSA.convertJWKToPublicKey(data, keyId);

var result = await RSA.convertKeyPairToPKCS12(privateKey, certificate, password);
var result = await RSA.convertPKCS12ToKeyPair(pkcs12, password);

var result = await RSA.convertPrivateKeyToPKCS8(privateKey);
var result = await RSA.convertPrivateKeyToPKCS1(privateKey);
var result = await RSA.convertPrivateKeyToJWK(privateKey);

var result = await RSA.convertPrivateKeyToPublicKey(privateKey);

var result = await RSA.convertPublicKeyToPKIX(publicKey);
var result = await RSA.convertPublicKeyToPKCS1(publicKey);
var result = await RSA.convertPublicKeyToJWK(publicKey);

var result = await RSA.encryptPrivateKey(privateKey, password, PEMCipher.PEMCIPHER_AES256);
var result = await RSA.decryptPrivateKey(privateKeyEncrypted, password);

Util Methods

import 'package:fast_rsa/fast_rsa.dart';

var result = await RSA.hash(message, Hash.SHA256);
var result = await RSA.base64(message);

Sync Methods

Encrypt methods

import 'package:fast_rsa/fast_rsa_sync.dart';

var result = RSASync.encryptOAEP(message, label, Hash.HASH_SHA256, publicKey);
var result = RSASync.encryptPKCS1v15(message, publicKey);

var result = RSASync.encryptOAEPBytes(messageBytes, label, Hash.SHA256, publicKey);
var result = RSASync.encryptPKCS1v15Bytes(messageBytes, publicKey);

Decrypt methods

import 'package:fast_rsa/fast_rsa_sync.dart';

var result = RSASync.decryptOAEP(message, label, Hash.HASH_SHA256, privateKey);
var result = RSASync.decryptPKCS1v15(message, privateKey);

var result = RSASync.decryptOAEPBytes(messageBytes, label, Hash.SHA256, privateKey);
var result = RSASync.decryptPKCS1v15Bytes(messageBytes, privateKey);

Sign methods

import 'package:fast_rsa/fast_rsa_sync.dart';

var result = RSASync.signPSS(message, Hash.SHA256, SaltLength.SALTLENGTH_AUTO, privateKey);
var result = RSASync.signPKCS1v15(message, Hash.SHA256, privateKey);

var result = RSASync.signPSSBytes(messageBytes, Hash.SHA256, SaltLength.SALTLENGTH_AUTO, privateKey);
var result = RSASync.signPKCS1v15Bytes(messageBytes, Hash.SHA256, privateKey);

Verify methods

import 'package:fast_rsa/fast_rsa_sync.dart';

var result = RSASync.verifyPSS(signature, message, Hash.SHA256, SaltLength.SALTLENGTH_AUTO, publicKey);
var result = RSASync.verifyPKCS1v15(signature, message, Hash.SHA256, publicKey);

var result = RSASync.verifyPSSBytes(signatureBytes, messageBytes, Hash.SHA256, SaltLength.SALTLENGTH_AUTO, publicKey);
var result = RSASync.verifyPKCS1v15Bytes(signatureBytes, messageBytes, Hash.SHA256, publicKey);

Generate Methods

import 'package:fast_rsa/fast_rsa_sync.dart';

var result = RSASync.generate(2048)

Convert Methods

import 'package:fast_rsa/fast_rsa_sync.dart';

var result = RSASync.convertJWKToPrivateKey(data, keyId);
var result = RSASync.convertJWKToPublicKey(data, keyId);

var result = RSASync.convertKeyPairToPKCS12(privateKey, certificate, password);
var result = RSASync.convertPKCS12ToKeyPair(pkcs12, password);

var result = RSASync.convertPrivateKeyToPKCS8(privateKey);
var result = RSASync.convertPrivateKeyToPKCS1(privateKey);
var result = RSASync.convertPrivateKeyToJWK(privateKey);

var result = RSASync.convertPrivateKeyToPublicKey(privateKey);

var result = RSASync.convertPublicKeyToPKIX(publicKey);
var result = RSASync.convertPublicKeyToPKCS1(publicKey);
var result = RSASync.convertPublicKeyToJWK(publicKey);

var result = RSASync.encryptPrivateKey(privateKey, password, PEMCipher.PEMCIPHER_AES256);
var result = RSASync.decryptPrivateKey(privateKeyEncrypted, password);

Util Methods

import 'package:fast_rsa/fast_rsa_sync.dart';

var result = RSASync.hash(message, Hash.SHA256);
var result = RSASync.base64(message);

Setup

Android

No additional setup required.

iOS

No additional setup required.

Web

add to you pubspec.yaml

assets:
  - packages/fast_rsa/web/assets/worker.js
  - packages/fast_rsa/web/assets/wasm_exec.js
  - packages/fast_rsa/web/assets/rsa.wasm

ref: https://github.com/jerson/flutter-rsa/blob/master/example/pubspec.yaml

MacOS

no additional setup required

Linux

No additional setup required.

Windows

No additional setup required.

Example

Inside example folder

cd example && flutter run

check our web demo: [https://flutter-rsa.jerson.dev/]

Native Code

the native library is made in Golang and build with gomobile for faster performance

https://github.com/jerson/rsa-mobile