Proton

Latest articles

how to check email attachment is safe
en
  • プライバシーガイド
Email attachments may contain malware that can infect your device. Here’s how to check if an attachment is safe to open.
en
  • プライバシーガイド
Cloud storage is a popular alternative to hard drives and USBs — but what is cloud storage and how does it work? Here’s what you need to know.
en
  • プライバシーガイド
Phishing scams can put you at risk of identity theft, credit card fraud, or other cybercrime. Learn how to spot and prevent phishing.
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。
en
  • 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
en
  • 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
en
  • 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
en
  • 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)
en
  • 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.
en
  • 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.
en
  • 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.