node-appwrite/lib/enums/smtp-encryption.js

Appwrite is an open-source self-hosted backend server that abstract and simplify complex and repetitive development tasks behind a very simple REST API

const SmtpEncryption = Object.freeze({
    None: 'none' ,
    Ssl: 'ssl' ,
    Tls: 'tls' 
});

module.exports = SmtpEncryption;