Same as your email box. We recommends more complicated passwords.
We use some OpenSource projects to build this service:
git, node.js, centos, nginx, openstack, fastify, typescript, jest, puppeteer, chromium, pm2
All messages sending or receiving in our servers was encrypted by SSL delivered by Let's Encrypt
Some of our services uses static pages (html+css+js) to provide advanced "configuration" of service ex. Website Monitor.
Those static sites is deployed on Netlify.
Landing page - this website is provided by GitBook.com project
Git, CI / CD is provided by GitLab.
We have configured automatic pipelines to test and deploy.
We are currently deployed only in one zone of our Public Cloud.
We provide logs from HTTP, SSH and all items in our database is Event Sourced. We provide continously backups each day and store in 7 different locations.