Proton

プライバシーガイド

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  • 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.
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  • 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。
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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.
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.
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。
what is ciphertext
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  • プライバシーガイド
Learn all about ciphertext (encrypted text) and how it protects your privacy and secures online communications, including encrypted email.