AuthO.com - one of the main players in the computer security industry - states:
" Laravel makes your applications more secure by default, which makes it the recommended PHP framework for mission-critical applications."
(to read the full article visit https://auth0.com/blog/why-laravel-is-the-recommended-framework-for-secure-mission-critical-applications/)
Your data is stored securely on servers with a https encryption.
"HTTPS is a secure version of HyperText Transfer Protocol or HTTP for short. The 'S' stands for Secure. It is a method for ensuring secure communication between a user's browser and a web server. It is often recognised as showing a green address bar or padlock in the browser window to indicate a secure connection."
Logging in is controlled by an encrypted password and only a few attempts at logging in are allowed before the account is temporarily locked.
Your data is automatically backed up every night.
No other users of the system can see your data.