Privacy guides
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- Privacy guides
Despite its popularity, SMS is a dangerously insecure way to send text messages.
We examine why and discuss what you can do about it.
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- Privacy guides
SMTP, IMAP, and POP3 are protocols used by email clients to send and receive
emails. We take an in-depth look.
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Fingerprinting is a devious way to identify you on the internet and can be very
hard to prevent
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What is personally identifiable information, and how can it be used against you?
We go over what PII stands for, and how you can protect it.
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- Privacy guides
If you’re still holding on to an embarrassing email address, it’s time to change
it. Learn how to change your email address in five easy steps.
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Learn the different ways to send an email to multiple email addresses with our
explainer on To, CC, and BCC.
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- Privacy guides
Learn all about spam emails, how to identify and prevent them, and how spam
email filters work.
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- Privacy guides
Ultimate guide to privacy policies: How to quickly read and understand a privacy
policy to take back control of your personal data.
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- Privacy guides
We look at how encrypted email works and how Proton Mail keeps your messages
private with end-to-end encryption and zero-access encryption.
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Cyberstalking poses a dangerous threat to your well-being and privacy. Learn how
to prevent cyberstalking and stay safe online.