Greeting!
I have gone through your requirements for simple encryption website. We can easily do this for you.
I own a small team of 15-designer and developer offering freelancing services to clients for over more than 2 years.
We have good experience with React.js, Javascript and Encryption. The cost is included in the bid proposed.
Are you interested?
Looking forward to your positive response and working with you.
Regards,
Platform Tech Solutions