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Průvodce ochranou soukromí

What is Sender Policy Framework (SPF)?
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Learn about SPF email authentication and why you need it to help protect your domain and ensure your messages are delivered.
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Cloud storage is a great way to store and share files, but it isn’t immune to hacking. We explain how you can protect your cloud account.
What is DKIM?
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Learn how DKIM is used to authenticate emails and why you need it to help prevent your domain from being spoofed.
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We explain how private email can help protect you against hackers, government spies, and Big Tech’s invasion of your privacy.
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A password manager is a computer program (app) that generates secure passwords and remembers them for you
how to check email attachment is safe
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Email attachments may contain malware that can infect your device. Here’s how to check if an attachment is safe to open.
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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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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
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Protect your inbox from email trackers. Learn how they work and learn easy ways to block them with Proton Mail’s tracking protection.
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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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Learn what email headers are, what they contain, and how to read them to keep your inbox secure and spam-free.