Proton

Latest articles

What is U2F?
en
  • プライバシーガイド
Learn how FIDO U2F security keys help to keep your online accounts secure even if your passwords are compromised.
Alternartive search engines to Google
en
  • プライバシーガイド
Google tracks every move you make as you search. Here are five alternative search engines to protect your privacy.
en
  • プライバシーガイド
Learn how file sharing links work and the benefits of use an end-to-end encrypted link sharing app.
en
  • 製品アップデート
The price of monthly subscriptions is increasing, but there’s no price increase for anyone currently subscribed or on an annual subscription.
What is a digital signature?
en
  • プライバシーガイド
Learn how digital signatures work and ensure the authenticity and integrity of digital messages, documents, and other data transfers.
en
  • プライバシーガイド
Apple promotes its products as a private alternative, but iCloud is not private by default. Here's what Apple can see in iCloud.
en
  • プライバシーガイド
There are many ways to store documents, but they aren’t all secure. Learn how to properly store and protect your documents.
en
  • プライバシーガイド
Here are three real-life phishing email examples that almost reeled us in — and how Proton Mail protects inboxes from scammers with anti-phishing features.
en
  • プライバシーガイド
Learn all about email clients, how they work, and the pros and cons of using one compared to webmail.
匿名メール
  • プライバシーガイド
Proton Mail、SimpleLogin、そしてVPNまたはTorを使用して、可能な限り匿名でメールを送信する方法を学びましょう。
  • 製品アップデート
Proton Familyプランでは、6人の家族メンバーがProtonのすべてのサービスとプレミアム機能にアクセスできます。