Martyn WilliamsSenior U.S. Correspondent, IDG News Service Follow me on Google+

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

PCWorld News

Hackers to Sony staff: Email us to keep your secrets private

The latest message is accompanied by more leaked emails

PCWorld News

Sony hackers release more data, promise ‘Christmas gift’

Weeks after hack, Sony continues to see corporate data leaked on the Internet

Uber slapped with unlawful business lawsuits by San Francisco and LA

Lawsuit follows September warning and is latest legal hurdle for the company.

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Sony says premium strategy is achieving results

Concentrating on high-end products is returning profits, the company says

PCWorld News

Hackers leak top Sony executives' emails

The hackers have released more confidential data and reissued threats against the company

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Hackers demand Sony pulls plug on 'The Interview'

A posting on an Internet forum links the Sony Pictures hack to North Korea, as a group demands Sony pull a movie that makes light of an assassination of Kim Jong Un.

PCWorld News

North Korea denies involvement in 'righteous' Sony hack

State media breaks silence on the Sony hack

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Hackers reportedly sent threatening emails to Sony employees

Pressure on law enforcement to find the hackers increases after employees were allegedly threatened.

PCWorld News

Bebe Stores says credit card data hacked

The retail chain becomes the latest to suffer theft of customer payment card information

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North Korea denies involvement in Sony Pictures hack

A government official denied involvement as experts continued to analyze the attack.

PCWorld News

North Korea unlikely to be behind Sony Pictures attacks

The tactics and publicity around the stolen documents are more in line with hacktivists, experts said

PCWorld News

Silicon Valley startups discover power of political lobbying

Uber and others have increased their spending in Washington in recent months

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Apple iMessage lawsuit will go ahead, California judge rules

The case, for which the plaintiff seeks class-action status, comes after years of missed iMessage problems

PCWorld News

A guide to the top mobile payments options

Apple Pay, Google Wallet or something else? Spending your money just got a whole lot easier.

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Microsoft releases 14 patches for Windows security problems

It's the largest number of patches issued in a single day so far in 2013 and 2014