Yes. Fin is a self-custodial wallet where you have sole control of your funds, which is secured through in the blockchain. As long as you have access to your email, no one can access your funds- not even us!
Fin is secured with the Polygon blockchain - one of the largest and most popular blockchains in the world. Fin also uses Web3Auth for it’s authentication infrastructure - which makes it easy simple for anyone to interface with Fin without complicated nature of blockchains.