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  • Privacy news
Email addresses were linked to 200 million Twitter accounts. We explain how you can recover and protect yourself from the next breach.
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  • Privacy guides
Your inbox contains sensitive information about your life. Here are five ways to encrypt your emails and keep them safe from third parties.
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  • Proton news
Use Proton’s new side panel to easily check your calendar and manage your contacts.
send large files securely
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  • Privacy guides
Most email services aren’t secure and limit attachment file sizes. Here’s how to send large files securely for free.
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  • Privacy guides
If you're worried about your email security, use these nine top tips to secure your messages and keep them safe.
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  • Opinion
Authorities claim that client-side scanning is an alternative to encryption backdoors. In reality, it could be even worse for your privacy.
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Email was never designed to be secure, but you can still take steps to protect your inbox. We show you how in this article.
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  • Privacy guides
Email was never designed to be secure, but you can still take steps to protect your inbox. We show you how in this article.
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  • Proton news
We raised over $680,000 in our Lifetime Account Charity Fundraiser, setting yet another new record.
secure file sharing
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  • Privacy guides
Need to share sensitive files with a colleague, friend, or family member? Here’s how to ensure you share files securely.
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  • Product updates
  • Proton Mail
We have a zero-tolerance policy for violations of our Terms of Service. We explain how we fight abuse without compromising your privacy.