Chinese President Xi Jinping and American counterpart Barack Obama will talk cyber-security this week in California, but experts say the state's Silicon Valley and its signature high-tech firms should provide the front lines in the increasingly aggressive fight against overseas hackers.

With China seeking to grow its economy and expand its technology base, companies like Facebook, Apple, Google and Twitter are inviting targets. In fact, all have been attacked and all point the finger at China, which has denied any role.

Struggling social games star Zynga said Monday it is cutting nearly a fifth of its staff as it refocuses on games for mobile devices.

"Today is a hard day for Zynga and an emotional one for every employee of our company," founder Mark Pincus said in a blog post as the company cut 520 jobs and closed several of the San Francisco-based company's studios.

Singapore bloggers are planning a rally and an "Internet blackout" this week to protest controversial new rules they say will muzzle freedom of speech, organizers said Monday.

A coalition of 34 prominent bloggers called "Free My Internet" will stage the rally on Saturday, a week after the surprise regulations kicked in on June 1 requiring news websites -- including one operated by US-based Yahoo! -- to obtain licenses from the city-state's official media regulator.

Wearable computing, the next great frontier in consumer electronics, is expected to draw crowds to Taipei's Computex trade fair this week as interest in the nascent technology surges.

With rumours of an Apple smart watch around the corner and ongoing hype around Google's pioneering Glass, all eyes will be set on the five-day tech extravaganza's "trend zone" where some lesser known brands could also shine.

Apple squares off with the U.S. government in court Monday in a trial accusing the iconic tech firm of leading a conspiracy to boost the price of ebooks.

The California technology giant is on its own in its fight against the U.S. Justice Department, after five large publishers named in the 2012 lawsuit settled the charges.

China is experimenting with more subtle methods to censor Internet search results ahead of the 24th anniversary of the Tiananmen Square crackdown, according to a group that monitors blocked websites in the country.

In the past, a search for keywords in China related to the events of June 4, 1989, came up with an explicit message saying: "According to relevant laws, regulations and policies, search results for (the blocked keyword) can not be displayed."

The Soviet Union disappeared from the map more than two decades ago. But online an 'e-vil empire' is thriving.

Security experts say the .su Internet suffix assigned to the USSR in 1990 has turned into a haven for hackers who've flocked to the defunct superpower's domain space to send spam and steal money.

LinkedIn is joining the crowd of Internet services tying account security to mobile phones.

In a change announced Friday, the roughly 225 million users of LinkedIn Corp.'s online professional networking service can now choose to require a code to be sent to their phones whenever an attempt is made to log in to an account from a device for the first time.

Sony Corp. is taking a deeper dive into ultrahigh-definition video as it comes out Friday with "After Earth," the first of Sony's three movies this year both shot and presented in the emerging 4K digital format. At a screening for journalists, I got a close-up look at even the pores on Will Smith's face as details were rendered with greater clarity on the big screen.

Sony and other consumer electronics makers are betting that 4K images will become the new standard, prompting consumers to buy fancier TVs just as they did when high definition, or HD, rolled out over the past decade. It could also entice more people to buy movie tickets to see for themselves what the super-clear format is like.

China is looking forward to "even-tempered talks" on cybersecurity when a Chinese military delegation meets with U.S. Defense Secretary Chuck Hagel over the weekend, the Foreign Ministry said Friday, as Washington continues to press Beijing over the issue ahead of a summit next week.

Ministry spokesman Hong Lei repeated Beijing's hopes for longer-term cooperation over hacking threats that have increasingly dominated discussions over what many see as a bilateral relationship adrift. Cyberspying is expected to feature high on the agenda at the June 7-8 meeting at a California retreat between President Barack Obama and his Chinese counterpart, Xi Jinping.