The privacy-focused Proton Sheets tool is designed to compete with Google Sheets and Microsoft Excel.

Proton Sheets adds fully encrypted, collaborative spreadsheets to Proton Drive as the service expands its workspace tools.

IT之家援引博文介绍，Proton Sheets 默认采用端到端加密技术，这意味着除用户本人外，包括 Proton 在内的任何第三方都无法访问表格内容。此外，该服务支持 XLS 和 CSV 文件格式，用户可轻松将现有文档迁移至这一加密平台。

The brand says it now offers a full alternative to Google's document services, ready for those who want to switch to tools ...

For many people, Microsoft Excel is far from the most interesting program in the world. But it is a legendary piece of software that is highly regarded in financial and corporate circles. If you move ...

It's the latest in Proton's growing line of privacy-focused alternatives to Microsoft's and Google's office apps.

Shelby Brown (she/her/hers) is an editor for CNET's services team. She covers tips and tricks for apps, operating systems and devices, as well as mobile gaming and Apple Arcade news. Shelby also ...