Word Encryption using crypto

word_encryptor.ts

import * as crypto from 'crypto';

export default class WordEncryptor{
    salt: Buffer;
    algorithm: string;
    key:Buffer;
    iv: Buffer;

    constructor(password: string) {
        this.salt = crypto.randomBytes(32);
        this.algorithm = 'aes-256-cbc';
        this.iv = crypto.randomBytes(16);
        this.key = crypto.scryptSync(password, this.salt, 32);
    }
    
    encrypt(textToEncrypt: string){
        let ciper = crypto.createCipheriv(this.algorithm, this.key, this.iv);
        
        ciper.update(textToEncrypt, 'utf8', 'hex');
        return ciper.final('hex');
    }

    decrypt(encriptedWord: string){
        const deciper = crypto.createDecipheriv(this.algorithm, this.key, this.iv);
        deciper.update(encriptedWord, 'hex', 'utf8');
        
        return deciper.final('utf8'); 
    }
}