node-ebics-client/lib/keymanagers/defaultKeyEncryptor.js

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2018-06-20 09:20:03 +00:00
'use strict';
const crypto = require('crypto');
const encrypt = (data, algorithm, passphrase) => {
const cipher = crypto.createCipher(algorithm, passphrase);
const encrypted = cipher.update(data, 'utf8', 'hex') + cipher.final('hex');
return Buffer.from(encrypted).toString('base64');
};
const decrypt = (data, algorithm, passphrase) => {
data = (Buffer.from(data, 'base64')).toString();
const decipher = crypto.createDecipher(algorithm, passphrase);
const decrypted = decipher.update(data, 'hex', 'utf8') + decipher.final('utf8');
return decrypted;
};
module.exports = ({
passphrase,
algorithm = 'aes-256-cbc',
}) => ({
encrypt: data => encrypt(data, algorithm, passphrase),
decrypt: data => decrypt(data, algorithm, passphrase),
});