Martyn WilliamsSenior U.S. Correspondent, IDG News Service

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Martyn Williams covers Silicon Valley and general technology breaking news for the IDG News Service, and is based in San Francisco.

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Sophos CEO sounds the alarm on enterprise ransomware attacks

Ransomware is increasingly becoming a problem for companies, and the CEO of a leading computer security company says he fears 2017 could see entire companies shut down until they pay up, or risk losing all their data.

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IBM's hub for wearables could shorten your hospital stay

Researchers at IBM have developed a hub for wearables that can gather information from multiple wearable devices and share it with a doctor, potentially cutting down on the time patients need to spend in a hospital.

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Tokyo wants to make Olympic medals from old smartphones

Japan will kick off a drive this week to collect old smartphones and other portable gadgets so that they can be turned into medals for the Tokyo 2020 Olympics and Paralympics.

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Ford to pump $1B into AI for driverless cars

Ford plans to spend $1 billion over the next five years on the development of an artificial intelligence system for driverless cars.

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FCC takes first step toward over-the-air 4K broadcasting

The Federal Communications Commission has taken the first step towards the eventual roll-out of over-the-air terrestrial 4K television broadcasting in the United States.

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Trump to sign cybersecurity order calling for government-wide review

President Donald Trump is due to sign an executive order Tuesday that gives each cabinet official more responsibility for the safety of data within their agency.

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Uber, Amazon, Tesla ramped up US lobbying in 2016

Many major tech companies spent less money lobbying in Washington in 2016, but a handful, including Uber and Amazon, invested significantly more in attempting to influence politicians and the regulatory process.

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Alt Twitter government accounts spring up to challenge Trump

Alternative facts and fake news, meet Alt-Twitter. In the last few days a growing number of Twitter accounts have been started claiming to be the "alternative" or "rogue" voices of U.S. government workers and agencies.

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Trump, May agree to take on ISIS in cyberspace

The U.K. and U.S. are planning to work more closely to combat the spread of extreme Islamist ideology in cyberspace, British Prime Minister Theresa May said on Friday.

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Alphabet earnings surge on mobile, YouTube

Alphabet reported significantly higher revenue for the fourth quarter of 2016 on the back of increased mobile and YouTube video advertising.

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US Park Service tweets were result of old Twitter passwords

Two instances of tweets from National Park Service accounts that became political hot potatoes in the last few days were the result of bad password management, according to officials.

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GPG Suite updated for secure email on OSX Sierra

GPG Suite, an application that brings encrypted email to Mac OS, is now available in public beta for Sierra.

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Samsung sees 2016 profit jump despite Note 7 debacle

Samsung Electronics said its profit rose almost 20 percent in 2016 despite nearly flat sales and the costly recall of the Note 7 smartphone.

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Apple sues Qualcomm over patent licensing and $1B in payments

A nasty spat between Apple and Qualcomm broke into public view on Friday when the smartphone maker accused the chip supplier of charging "exorbitant" licensing fees for its cellular technology.

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US alleges systemic employment discrimination at Oracle

The U.S. government says Oracle routinely and systemically pays white men more than women and minorities and that it favors Asian candidates over others in product development and technical roles.