Proton

Latest articles

how to stop email trackers
  • プライバシーガイド
メールトラッカーから受信トレイを保護しましょう。その仕組みと、Proton Mailのトラッキング防止機能を使って簡単にブロックする方法を学びましょう。
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  • プライバシーガイド
In this article, we examine the LastPass data breach and consider the lessons that can be drawn from it.
what are email headers
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  • プライバシーガイド
Learn what email headers are, what they contain, and how to read them to keep your inbox secure and spam-free.
Swiss laws and encryption protect Proton users from abortion-related data requests
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  • プライバシーニュース
Google and Facebook are handing over user data to police for abortion prosecutions. Learn why Proton would never do that.
how to encrypt files
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  • プライバシーガイド
If you have sensitive files or just want to keep your data private, here’s how to encrypt files on Windows, Mac, Android, and iOS.
what is two factor authentication (2fa)
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  • プライバシーガイド
Learn what 2FA is, how it works, and why you should use it wherever you can to protect your privacy and security online.
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  • プライバシーガイド
Cloud storage lets you share large files quickly, back up your data, and more. Read on to find out if you should use cloud storage.
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  • オピニオン
The UK’s proposed Online Safety Bill would likely undermine free speech and end-to-end encryption without tackling illegal content.
how to password protect pdf header image
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  • プライバシーガイド
Here's a step-by-step guide outlining how to password-protect PDF files and other ways to keep your documents safe from prying eyes.
can emails be traced
  • プライバシーガイド
メールプロバイダー、ISP、法執行者は、メールを通じてお客様を追跡・追尾する手段を持っています。オンラインでプライベートな状態を保つ方法は以下の通りです。
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  • 製品アップデート
  • Proton Drive
The code for the Proton Drive Android and iOS apps is now open source, meaning anyone can examine it for themselves.