Proton

Privacy guides

What is a digital signature?
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  • Privacy guides
Learn how digital signatures work and ensure the authenticity and integrity of digital messages, documents, and other data transfers.
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  • Privacy guides
Apple promotes its products as a private alternative, but iCloud is not private by default. Here's what Apple can see in iCloud.
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  • Privacy guides
There are many ways to store documents, but they aren’t all secure. Learn how to properly store and protect your documents.
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  • Privacy guides
Our Anti-abuse team is constantly monitoring new phishing attacks. We explain two creative new attacks and how Proton Mail can protect you.
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  • Privacy guides
Learn all about email clients, how they work, and the pros and cons of using one compared to webmail.
anonymous email
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  • Privacy guides
Learn how to send an email as anonymously as possible using Proton Mail, SimpleLogin, and a VPN or Tor.
How do scammers get your personal info?
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  • Privacy guides
Fraudsters have many ways to get your personal data and steal your identity and money. Learn how to protect yourself.
How to share encrypted files easily and securely
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  • Privacy guides
Whenever you’re sharing sensitive documents, you should send the file in encrypted format. Here’s the easiest and most secure way to do that.
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  • Privacy guides
In this article, we show you 10 easy ways to share large video files from your desktop, iPhone, and Android.
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  • Privacy guides
ChatGPT is no longer banned in Italy, but it and other AI tools will likely face many GDPR challenges in the coming months and years.
What is DMARC?
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  • Privacy guides
Learn how DMARC email authentication works and why you need it to protect your domain and ensure your emails are delivered.