A spike in searches for Bitcoins can be a good predictor of an imminent crash in its value, suggests research.

A Russian group hacks 1.2 billion usernames and passwords belonging to more than 500 million email addresses, in what is being described as the "largest data breach" ever.

The government is to explore the role that digital currencies such as Bitcoin could play in the financial system and whether they need to be regulated.

Smartphone and tablet rivals Apple and Samsung agree to withdraw all legal cases against each other outside the United States.

All 500,000 victims of the Cryptolocker malware can now recover files encrypted by the program without paying a ransom.

Online encyclopaedia Wikipedia reveals which pages Google has blocked from its search results under the EU's "right to be forgotten" rules.

A privacy action being taken against Facebook has attracted 25,000 members of the social network who are now seeking damages.

A man is arrested in Pennsylvania after Microsoft discovered suspected child abuse images in his OneDrive and email accounts and alerted officials.