node.js の暗号化テスト

index.node.js

var Blowfish = require("javascript-blowfish");

const key = "secret key";
const message = "てすと";
var bf = new Blowfish(key);

// Encryption
var encrypted = bf.encrypt(message);
var encryptedMime = bf.base64Encode(encrypted);
console.log(encryptedMime);

// Decryption
var decrypted = bf.trimZeros(bf.decrypt(bf.base64Decode(encryptedMime)));
console.log(decrypted);

// "secret message" を別途暗号化したものを復号化
var encryptedString = "aHCY8NAw+V6zapz3g5jhbA==";
decrypted = bf.trimZeros(bf.decrypt(bf.base64Decode(encryptedString)));
console.log(decrypted);

var str = "";
var length = 8;
for(var i=1; i <= length; i++) {
    str = str + "a";
    encryptedMime = bf.base64Encode(bf.encrypt(str));
    decrypted = bf.decrypt(bf.base64Decode(encryptedMime));
    console.log(str.padStart(length, " "), encryptedMime, decrypted);
}