Hi @Casib,
Welcome to the Roku Community!
We are more than happy to guide you on how to ensure that no one can access your Roku Smart Home cameras.
To secure your Roku privacy and safety, you need to avoid sharing the credentials of your Roku account so that no one can access your Roku Smart Home app. We suggest updating your Roku account password to ensure that no one can access it. Here is our support acticle: How to change your password or email for your Roku account
You can also check out this article: How to Keep Your Roku Account Secure.
Please let us know if there's anything else we can help you with.
Regards,
Riamie
Riamie D.
Roku Community Moderator
