@SaraSoueidan @Netlify There is no built-in form validation, but you can add your own client-side validations and submit via javascript if you like. You can also make use of an automated honeypot to cut down on spammers.
https://www.netlify.com/docs/form-handling/#spam-filtering
My tweets and posts live here on my own domain these days.
You can explore them here and follow me on Mastodon instead of Twitter where I'm not currently active.