@guanghechen/cipher v1.0.6

Utility functions for cipher contents.

Install

• npm

  npm install --save @guanghechen/cipher

• yarn

  yarn add @guanghechen/cipher

Usage

• AesCipher / AesCipherFactory

  import { AesGcmCipherFactory } from '@guanghechen/cipher'
  
  const cipherFactory = new AesGcmCipherFactory()
  const secret = cipherFactory.createRandomSecret()
  cipherFactory.initFromSecret(secret)
  const cipher = cipherFactory.cipher()
  
  // encrypt
  const originalContent = fs.readFileSync(sourceFilepath)
  const { cryptBytes, authTag } = cipher.encrypt(originalContent)
  
  // decrypt
  const plainBytes: Buffer = cipher.decrypt(cryptBytes, { authTag })

Overview