jsbn: javascript big number

CommonJS Porting (NodeJS / webpack / etc.) for jsbn library

Tom Wu's Original Website

Installation

npm install js-jsbn

Examples

for BigInteger

constBigInteger=require('js-jsbn');constbi=newBigInteger('91823918239182398123');console.log(bi.bitLength());// 67

for RSA encryption

constRSAKey=require('js-jsbn/dist/rsa');constassert=require('assert');// Example for RSA encryptionconstmodulus=`  8a42ff7f26dfc41345259b01406754591b70843cb2b8893e1da42ddf7c63a3e3  b704ac8ca0042c093e10e0bf219357e8d6c02539adf669fcfc1a666fb13d771f  9d602583eb40c1997af02e74c4da38e09c44fe90d7620ce75f01055af3c928e7  d7eaa5c8fd64421217ea6ef9ba694cbb193725120dff599ecb964c01c4e82925`.replace(/\s+/g,'');constpublicExponent='010001';constpublicKey=newRSAKey();publicKey.setPublic(modulus,publicExponent);console.log(publicKey.encrypt('foobar'));// Example for RSA decryptionconstprivateExponent=`  5c5c0316ea5e023a292fc4cae23de44f9e0fdc963b812054f9320a5ec7563c4d ca9d79b27ad62ea081f07e61cf4901298e034f1aa7c5fae93f735748776aaade  d4cd05febbd256e4cb8dd6866fa753d7747690efc7ec8259220926446df3529e  b62a8def8d0503c255371bcc12da7b49d958e96bacddaccd332939aa609d72a1`.replace(/\s+/g,'');constencryptedData=` 6f653cce0ad7b70a6e713ab9cf37895a8ce85562ae896445cfc62a53f480675c 61cd0601bc26a97dec52143137419b63587041293037ed1b5dc1867ff5a5be45 fefdac03de36cd169236d5167614eb1476b08f3bb1fa10d4fe449a0f2c1f07ee 1635f4cd89df876fdb5f823a596f08d2cbf73eaab81cd653242f82c1651295a1`.replace(/\s+/g,'');constprivateKey=newRSAKey();privateKey.setPrivate(modulus,publicExponent,privateExponent);assert.strictEqual(privateKey.decrypt(encryptedData),'foobar');