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How to password protect a PDF before sending it by email

Here’s a quick way to do it, without spending a lot of money on expensive software.

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Obama's cybersecurity plan faces uncertainty with Trump

If a President Obama-backed commission has its way, consumers will one day see cybersecurity ratings on technology products in the same way nutritional labels are found on packaged foods.

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Start hoarding SSDs: Prices are expected to spike as supply gets tight

Time to add SSDs to your hoarding list. Citing a transition in technology and increased demand, NAND prices are expected to begin heading north next year, analysts say.

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How to fix a limited connectivity problem on a Windows 7 PC

Does your Windows laptop work fine at home but show a ‘limited connectivity error’ at work? A few simple changes can resolve this problem.

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HP shutting down default FTP, Telnet access to network printers

The aging FTP and Telnet protocols are considered unsafe, and HP has decided to clamp down on access to network printers via those protocols.

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$49 Windows tablets, $1,000 PC discounts, and 50% off Xbox games highlight Microsoft deals

Microsoft's "12 Days of Deals" contain some hidden gems, including $1,000 off selected PCs, discounts on Groove Music and Xbox Live Gold, as well as sweet stocking stuffers. Here's the first deal!

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Amazon's new Amazon Go convenience store will let you take what you want

Amazon.com is still figuring out how to use robots to fill store shelves, but it's about done with clerks. Next year, the company will open a convenience store in Seattle where shoppers can walk in, take what they want -- and leave.

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Google releases Android 7.1.1 images for Pixel and Nexus devices

Get the latest monthly security patch and squash bugs.

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Google's Trusted Contacts pings your loved ones when you need them most

New Google app lets you find your friends, family during an emergency.

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Chrome 55 pushes Flash into the background

Chrome 55 is here with the promise of defaulting to HTML5 instead of Flash for most of the web—though as far as we can tell that's not quite the case.

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Lenovo promises 12 new Moto Mod add-ons per year

Motorola looks to expand the capability of the Moto Z with a family of add-on adapters.

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Microsoft pauses Windows 10 previews to shift to radical new update system

Microsoft puts Windows 10 Insider preview builds on hold as the company transfers the Insider program to the Unified Update Platform.

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The Samsung Galaxy Note7's extreme thinness may be behind battery explosions

Research by team of engineers reveals that the Samsung Galaxy Note7's case, not the batteries, was the problem.

Oculus Touch

Oculus Touch controller review: Putting virtual worlds at your fingertips, with caveats

Review: Oculus's motion-tracked Touch controllers are about as close as you can get to using your hands in virtual reality.

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Excel Date & Time functions tutorial: EDATE, YEARFRAC, EOMONTH, NETWORKDAYS.INTL

We delve into the Excel Date & Time functions EDATE, YEARFRAC, EOMONTH, and NETWORKDAYS.INT. All are handy for going back and forth in time on retirement dates, expiration dates and more.