Rob Waugh

A survey of 1,900 executives at clients of the accountancy firm Ernst and Young found that almost all (96%) felt “unprepared” for a cyberattack - due to budget cuts and lack of skilled staff.

Phones such as Samsung’s Galaxy S4 ship with Near Field Communication chips built in - and many companies hope to use these for payment systems. But snooper devices may be able to "listen in" as payment apps are used, researchers warn.

When Adobe admitted 38 million user IDs had leaked from its system this week, it was one of a long line of companies to fall victim to such data breaches. Most companies react fast - and offer good advice - but our guide adds a few extra safeguards if your ID is put at risk.

Major companies such as Disney, Boeing and General Electric are still handing out information to “hackers” using the most basic tool of all - the human voice, according to a report on a competition at DefCon.

Previously, it had been estimated that around three million users had data accessed, but a new report by Brian Krebs of KrebsonSecurity revealed the true scale of the breach may have been far larger than thought - and that source code for software such as Photoshop may also have leaked.

President Obama’s Twitter and Facebook accounts were briefly compromised this week - with two Tweets and one post altered to send links to video montages of terrorist attacks.

A new app, Truly.am, aims to put a stop to a fast-growing area of online fraud - online dating scams - by forcing cybercriminals to prove they are who they say they are.

An American artificial intelligence company claims to have "cracked" CAPTCHAs - the standard word tests used to tell humans and computers apart online. A program designed by Vicarious can break standard CAPTCHAs with 90% accuracy, Vicarious claims.

An invasion of fruity posts offering miraculous weight loss flooded Facebook and Twitter accounts linked to the social sharing app Buffer - appearing on official accounts for companies such as Brussels Airlines and Startup Genome.