Michael Kan

U.S. Correspondent

Michael Kan covers security for the IDG News Service.

NSA ends surveillance tactic that pulled in citizens' emails, texts

Google's Chrome will soon start warning you more about HTTP pages

Google's Chrome will soon start warning you more about HTTP pages

A Google effort to push websites to implement encryption is expanding. Starting in October, the company will flag even more HTTP connections as insecure in its Chrome browser.

Ransomware attacks are taking a greater toll on victim's wallets

Ransomware attacks are taking a greater toll on victim's wallets

The hackers spreading ransomware are getting greedier. In 2016, the average fee to free computers hit with the notorious infection rose to $1077, up from $294 the year before, according to security firm Symantec.

Russian hackers use OAuth, fake Google apps to phish users

Russian hackers use OAuth, fake Google apps to phish users

The Russian hacking group blamed for targeting U.S. and European elections has been tricking victims into handing over login credentials with fake Google security applications.

Old Windows Server machines can still fend off hacks. Here's how

Old Windows Server machines can still fend off hacks. Here's how

Keeping a computer up-to-date, with the latest OS and software patch, is one of the best things you can do to stay safe from cyber threats.

Hipchat resets user passwords after possible breach

Hipchat resets user passwords after possible breach

HipChat has reset all its users' passwords after what it called a security incident that may have exposed their names, email addresses and hashed password information.

There's now a tool to test for NSA spyware

There's now a tool to test for NSA spyware

Has your computer been infected with a suspected NSA spying implant? A security researcher has come up with a free tool that can tell.

Hackers use old Stuxnet-related bug to carry out attacks

Hackers use old Stuxnet-related bug to carry out attacks

Users that run unpatched software beware. Hackers have been relying on an old software bug connected to the Stuxnet worm to carry out their attacks.

A vigilante hacker may have built a computer worm to protect the IoT

A vigilante hacker may have built a computer worm to protect the IoT

Is a vigilante hacker trying to secure your IoT device from malware? The mysterious developer behind a growing computer worm wants people to think so.

At $175, this ransomware service is a boon to cybercriminals

At $175, this ransomware service is a boon to cybercriminals

Cybercriminals can engage in more ransomware attacks, thanks to a new variant called Karmen that hackers can buy on the black market for $175.

IoT malware clashes in a botnet territory battle

IoT malware clashes in a botnet territory battle

Mirai -- a notorious malware that’s been enslaving IoT devices -- has competition. A rival piece of programming has been infecting some of the same easy-to-hack products, with a resiliency that surpasses Mirai, according to security...

Microsoft: Past patches address leaked NSA exploits

Microsoft: Past patches address leaked NSA exploits

Microsoft said its already patched vulnerabilities revealed in Friday’s high-profile leak of suspected U.S. National Security Agency spying tools, meaning customers will be protected if they’ve updated their software to latest version....

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