YouTube will remain blocked in Pakistan 'indefinitely', an official said Saturday, as experts have failed to find a way to filter content deemed offensive and blasphemous in the Muslim majority country.

The video-sharing website has been blocked in Pakistan since September 2012 over its hosting of the "Innocence of Muslims" movie that sparked furious protests around the world.

A cyber security competition began Saturday in Tokyo, with organizers aiming to show off the skills of young Japanese hackers by testing them against international rivals.

The final rounds of the Security Contest 2014, or SECCON, brought together 90 participants in 24 teams from seven nations and regions: China, Japan, Poland, Russia, South Korea, Taiwan, and the United States.

An update to Google's free online map service on Friday let users become local guides who post reviews of businesses and venues in a challenge to Yelp.

Local Guides was described by Google as a global community of the top reviewers who reap benefits based on how much they post about businesses they visit.

The terrifying footage of a plane clipping a bridge in Taiwan and crashing into a river this week was a reminder that "dashcams" have become an increasingly standard piece of kit in cars around the world.

The TransAsia crash, which killed at least 31 people on Wednesday, was filmed by at least two cars each carrying a dashboard camera. 

Amy Pascal, the Sony executive whose emails were leaked during the North Korean movie hacking storm, is stepping down, the Hollywood studio announced Thursday.

Pascal, co-chairman of Sony Pictures Entertainment (SPE), was forced to apologize in December for leaked emails including one which saw her swap racially insensitive jokes about President Barack Obama.

Singapore said Thursday it will introduce a new aircraft tracking system that will ensure complete surveillance of its airspace, amid global efforts to prevent a repeat of Flight MH370's inexplicable disappearance.

The automatic dependent surveillance-broadcast (ADS-B) system will be deployed in the city-state's airspace and uses satellites to monitor all flights in real-time, the Civil Aviation Authority of Singapore (CAAS) said in a joint statement with US-partner Aireon LLC.

South Korean electronics giant Samsung Electronics Co. has started domestic sales of high-end televisions powered by its Tizen operating system and plans to add washing machines, fridges and other appliances to the range of products that use the software.

Samsung said sales of Tizen-powered ultra-HD TVs began Thursday in South Korea. The new TVs come in four sizes from 55 inches diagonally to 88 inches. The smallest model costs 5.49 million won ($5,000).

Apple is in talks aimed at getting hold of content for a pay-television service, technology news website Re/code reported on Wednesday.

The California-based maker of iPhones, iPads, iPods, Macintosh computers and Apple TV boxes is exploring the potential for deals that would let it sell bundles of programming directly to viewers.

Apple unveiled plans Monday to pump $2 billion over the coming decade into a data center "global command" facility in the southwest state of Arizona.

The project represents one of the largest investments ever by the maker of the iPhone, iPod, iPad and Macintosh computer.

One of China's biggest Internet portals has been accused of "rumor-mongering" and other offences by Communist authorities as Beijing furthers its online clampdown.

In a statement posted on its website late Monday, the Cyberspace Administration of China (CAC) said that authorities met with representatives of Netease to discuss "problems" in the company's operations.