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Oracle was the biggest percentage decliner on the S&P 500 early on Tuesday, falling 9% after the business software maker reported quarterly revenue that missed Wall Street estimates. Photograph: Gety Images

European stocks recovered on Tuesday, led by the banks, while tech stayed under pressure after concerns over increased regulation and taxation of larg(...)

Always look at the URL before clicking on links. Photograph: iStock

Netflix users should be on their guard as a phishing attack targets members of the streaming site. The scam has been described as “extremely sophisti(...)

GDPR is the most comprehensive data protection legislation to be passed in the history of the EU.

New data regulations to be introduced across the European Union next year are being promoted as if they are profoundly negative, when in fact they wil(...)

Sonic-spy infused apps have the ability to record audio, take photos with the device’s camera, make calls, send text messages and retrieve data from contacts and call logs. Photograph: iStock

Cyber-security researchers have warned against using certain phone messenger applications because they have the capability to steal data from the devi(...)

The New York stock exchange: The tech sector, which has been under pressure recently due to lofty valuations, was up 0.81 per cent on Wednesday. Photograph: Lucas Jackson/Reuters

European shares ended flat on Wednesday as a third day of gains for banking stocks in a session dominated by bets about future central bank action off(...)

Traders work on the floor of the New York Stock Exchange. Tech stocks enjoyed a rebound on Tuesday.

A recovery in tech stocks and fresh optimism over troubled Italians banks lifted European shares from seven-week lows on Tuesday. The pan-European STO(...)

Traders work in front of the German share price index, Dax board, at the stock exchange in Frankfurt on Monday. Photograph: Reuters

Monday was a slow day on Ireland’s benchmark index which ultimately closed down by 0.62 per cent. Volumes were light on the day as political uncertain(...)

The global cyber attack began spreading across the globe on Friday and by Monday had locked up computers in more than 150 countries. Photograph: iStock

A global “ransomware” attack disrupting factories, hospitals, shops and schools spurred investors on Monday to buy up stocks expected to benefit from (...)

Barricade has developed an early-warning system that uses machine learning and artificial intelligence to identify attempts to breach server security.

IT security and data-protection firm Sophos has acquired the Cork-based cybersecurity start-up Barricade for an undisclosed sum. Barricade was foun(...)

FixMeStick: it uses antivirus scanning engines from Kaspersky, Sophos and Vipre and claims to remove everything from simple viruses to the more difficult to tackle trojans and rootkits

The FixMeStick is a USB key fitted with an antivirus scanner. Simply plug it into your USB port, and follow on-screen instructions on the screento ens(...)

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