Profit warning wipes £100m off SDL

Troubled software and technology group blames poor economic climate for roughly 50% drop in pre-tax profit to between £15m and £20m this year

Icahn raises temperature in Dell fight

Third proposal from investor comes as $13.65 per share take-private deal orchestrated by Michael Dell and Silver Lake Partners heads to a vote

Web watchdog gets child abuse images role

ISPs to give Internet Watch Foundation an extra £1m after Maria Miller, culture secretary, gives it a remit to seek illegal images on websites

Sony: unlocking value

Turning the Japanese electronics maker around is a challenge for anyone. But the latest idea – spinning off its electronics units, is one too far.

Google challenges US surveillance gag

Legal motion marks most forceful attempt yet by a US internet company to rebuff reports it has been involved in widespread surveillance operations

Alcatel overhaul aims to cut €1bn costs

New chief Michael Combes aims to raise €1bn through asset sales in restructuring in attempt to return the French-US telecoms equipment maker to profit

HP changes PC management

HP's shipments declined 24 per cent in the first quarter, compared to a general industry decline of 14 per cent, according to the IDC research company

Imtech eyes charges against ex-managers

Dutch group is considering making a criminal complaint against some former executives in its German and Polish divisions after a probe uncovered fraud

Loeb steps up pressure over Sony spin-off

The US hedge fund manager, who is urging the Japanese company to spin off its film and music arm, increases his ownership stake to 7%

Action urged to stop online child abuse

Culture secretary is set to put internet companies under ‘unrelenting pressure’ to tackle online child abuse but they insist they are doing all they can

Google settles suit over founder control

The new capital structure, first outlined in April 2012, would involve Google issuing a new class of non-voting C shares to holders of its publicly traded common stock

Spy who came in from the cold sees future in biotechnology

Science and enterprise can save lives, says Anna Chapman

Nivea Sun’s solar phone charger

The skincare company is helping its customers to stay connected even on the beach – by giving them a free method of charging their phones

Chinese eye supercomputer domination

Chinese machine goes from nowhere to number one with twice the power and more than five times the processing cores of nearest rival, conference told

Cyber crime enters list of bank risk factors

The BoE’s twice-yearly systemic risk poll found that financial managers had become more worried about online threats and instability in the housing market

Canon’s focus goes beyond cameras

The camera maker is changing its business as it follows others by placing less emphasis on hardware sales and more on subscription services

Apple reveals US government data requests

Apple reveals it received thousands of requests for customer data in the six months to May 2013, in a bid to alleviate concerns about customer privacy

Samsung under pressure amid health fears

South Korean group is coming under fire after a number of former workers suffered health problems they say the company must take responsibility for

PC makers turn to low-cost tablets

Computer makers are entering a market with limited profitability in an effort to stay relevant, analysts say

Consumers take bite of Apple’s core philosophy

Apple’s advertising has traditionally tried to demonstrate the company’s values through its products rather than talking about them explicitly

Outsourced data centres face a tough sell

Distance from London; demand for more smaller, more flexible arrangements; and technogical change threaten to hamper two facilities

Facebook and Microsoft reveal US data requests

Social networking site said it had been ordered to give up information contained in between 18,000 to 19,000 user accounts in the second half of 2012

EU probes Google over Android licensing

Antitrust watchdog asks device makers and mobile operators for information after allegations of cut-price deals and exclusivity agreements

Mems chips bring revolution to STMicro

European chipmakers have lost market share to Asian and US rivals but Mems chip, which detect physical movement, are a rare area of leadership

Nintendo: not so smartphone

One reason the Japanese company’s shares are going nowhere is that it ignores smartphone gaming. Is it mispriced or is management misguided? Or is it a takeover target?

Microsoft tries to stay ahead of the game

In going ahead with its console plan, Microsoft has at least done better than even its fans had a right to expect and given Sony a run for its money

Digital hunter-gatherers

Companies seek to monetise personal data

What is your personal data worth? Not much

Ubiquity of details about hundreds of millions of consumers is driving down prices. But details about a person’s social influence are one exception

Technology can help kill corruption

The reforms that are needed so badly will be given a boost when old-fashioned ways of keeping accounts are handled by smart tools

Companies scramble for consumer data

Surveillance has developed into multibillion-dollar industry conducted by largely unregulated companies that obtain information from web searches