General search term.
Might be referring to: about Tutanota Tutanota is the world's first end-to-end encrypted mail service that encrypts the entire mailbox. ... Started as a secure email service, Tutanota now offers an encrypted address book, the encrypted contact form Secure Connect and an encrypted calendar..
This is a seasonal trend that repeats every November.
This trend is forecasted to be growing in the next 2 years.