Proton adds encrypted spreadsheets to its expanding productivity suite

Proton Sheets offers an alternative to businesses worried that data held in Excel and Google Docs will be used to train AI ...

Proton Sheets Launches as Encrypted Alternative to Google Sheets

Proton today announced the launch of Proton Sheets, its end-to-end encrypted spreadsheet web application designed to offer a ...

What happens in Proton Sheets stays in Proton Sheets: All your data is encrypted

Proton has a new productivity app in Proton Drive called Proton Sheets, which is an end-to-end encrypted spreadsheet editor ...
Techzine Europe

Proton launches privacy-first alternative to Excel and Google Sheets

Swiss company Proton is further expanding its productivity suite. In addition to an email service, calendar, VPN, password ...
Ars Technica

How hard is it to crack Word/Excel document encryption?

I have a number of spreadsheets that I use to store sensitive information. Usernames, passwords, etc. These documents are password protected themselves, but if they're anything like "protected" PDFs, ...