Sortd uses the industry standard OAuth process to access your Google account and as such we do not know or store your password. All communication between your web browser and Sortd is secured with SSL/TLS encryption.
Sortd does not store your email, nor does it read your email content.
For more detailed information on the permissions required by Sortd and other security related concepts please see Why does Sortd need Permissions? as well as the Security section of the Sortd Privacy Policy.
In order for Sortd to have access to Gmail, Sortd's security processes have to be audited and pass a security assessment conducted by a Google appointed Security firm every year.