Michael KanU.S. Correspondent, IDG News Service

Michael Kan covers security for the IDG News Service.

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U.S. idea to collect travelers' passwords alarms privacy experts

To better vet foreign travelers, the U.S. might demand that some visa applicants hand over the passwords to their social media accounts, a proposal that’s alarming privacy experts.

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Mac malware, possibly made in Iran, targets US defense industry

Just because you’re using a Mac doesn’t mean you’re safe from hackers. That’s what two security researchers are warning, after finding a Mac-based malware that may be an attempt by Iranian actors to target the U.S. defense industry.

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Dozens of popular iOS apps leave user data vulnerable to attack

Dozens of iOS apps that are supposed to be encrypting their users' data don't do it properly, according to a security researcher.

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Hacker takes out dark web hosting service using well-known exploit

A major hosting service for sites on the dark web has apparently been hacked, resulting in scores of hidden sites, including those offering child pornography, going offline.

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UK defense secretary urges NATO to fend off Russian cyberattacks

The U.K.’s defense secretary is accusing Russia of using cyber attacks to “disable” democratic processes across the West, and he's demanding that NATO fight back.

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Obama-led sanction accidentally hampered U.S. tech firms in Russia

Sanctions imposed by former President Obama on Russia for hacking during the U.S. election had an unintended side effect: they essentially barred U.S. tech firms from selling new IT products in the country.

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Hackers are seeking out company insiders on the black market

If you’re the CEO of a company, here’s another threat you need to worry about: hackers trying to recruit your employees for insider-related theft.

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WhatsApp reduces spam, despite end-to-end encryption

Can a spam filter work even without reading the content of your messages? WhatsApp thinks so. Since last April, the messenger app has been successfully fighting spam abuse, even as it’s being using end-to-end encryption.

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How do you make PC security alerts better? Make them twirl and jiggle

The warnings are designed to save us from malware infections and hacking risks, but often times we’ll neglect them, because we’re too busy.

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Lost your password? Facebook thinks it can handle it for you

Forgot your password? Well, Facebook wants to help you recover your account. The company is releasing an open source protocol that’ll let third-party sites recover a user’s account through Facebook, or any trusted service.

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LeakedSource's shutdown is a blow to amateur hackers

Amateur hackers are alarmed with the apparent demise of LeakedSource, a controversial breach notification site that’s been accused of doing more harm than good.

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Trump administration is giving us a good lesson on Twitter security

Several recent incidents involving U.S. President Donald Trump's administration can teach users something about IT security -- particularly about Twitter and what not to do with it.

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Password-free security relies on voice and user behavior to verify identity

Tired of conventional passwords? So is Nuance Communication, a tech firm that is promoting the human voice as a way to secure user accounts.

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Apple takes patent battle with Qualcomm to China

Apple has filed another two lawsuits against Qualcomm, this time in China, that allege the mobile chip maker abused its market dominance and patents to charge excessively high licensing fees.

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Cyber criminals avoid fraud within their own ranks with new site

Ironically, cyber criminals have to battle fraudsters too. To help them, a new web service is warning the hacker community who among them can’t be trusted.