VPN protocols explained and compared

A VPN protocol makes a VPN tick, affecting important factors like speed and security. Here we compare the most widely used protocols.

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Signal app insists it’s so private it can’t provide subpoenaed call data

Signal told investigators it could not comply with a legal request for user records and communications because the records do not exist.

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A week in security (March 29 – April 4)

A roundup of the previous week’s security news, from March 29 to April 4.

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Relax. Internet password books are OK

There, we’ve said it: In an imperfect world, Internet password books can help.

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How your iPhone could tell you if you’re being stalked

The latest Apple iOS beta suggests that iPhone users will be warned about hidden tracking devices in the future, but questions remain.

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iPhone app exposed other people’s call recordings

We look at work by a researcher who discovered that records made on your phone could have been downloaded by anyone.

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21 million free VPN users’ data exposed

Recent VPN data leaks and breaches highlight the importance—and difficulty—of fully trusting a VPN provider. Here are tips on who to trust.

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Nude photo theft offers lessons in selfie security

We look at a story involving the theft of people’s most sensitive data, and what you can do to secure yours.

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Browser sync—what are the risks of turning it on?

Browser synchronization is a handy feature but it comes with a few risks. Here’s what you should be asking yourself before you switch it on.

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$12m Grindr fine shows GDPR’s got teeth

Gaps in Grindr’s privacy policy have left it facing a huge GDPR fine.

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