O2 Ireland, part of the Spanish telecommunications company Telefónica Europe, has admitted the loss of a backup tape. The loss happened in September 2011, O2 learned about it in the summer 2012, and is now telling its customers.

It was announced on Sunday that the Acer India website has been hacked over the weekend, and a 41 Mb file was stolen and published on RapidShare.

Microsoft is teaming up malware researchers with its online advertising fraud experts in order to tackle a rising tide of online click-fraud.

With the Europay, MasterCard and Visa (EMV) global standard for credit and debit cards poised to be adopted in the US (there is an April 2013 migration deadline), analysts at Frost & Sullivan say that credit card payments will become much more secure. …

Global hacktivist collective Anonymous is targeting Syrian websites worldwide to protest an internet blackout in that country, which was instituted Thursday in what most think is an attempt by President Bashar al-Assad to cut off communication routes f…

Almost a two-thirds of the top banking sites, one-fifth of popular open-source web app sites and a full 70% of the top 10 websites by number of visitors have absolutely no countermeasures against clickjacking attacks, even if they require a secure envi…

ChangeUp is the Symantec name for the worm known as W32/VBNA-X by Sophos and W32/Autorun.worm.aaeb by McAfee. All three companies are warning their users about an increase in detections over the last few days.

The British Phonographic Industry (BPI) has written to the UK Pirate Party, a democratic political party, and demanded that it close the proxy service it provides to allow users to bypass the ISP block on The Pirate Bay.

On Tuesday a new shareholder lawsuit claimed audit firms Deloitte and KPMG missed red flags about Autonomy’s accounting, and also named HP’s board of directors, officers, and former executives alleging breach of duty and negligence.

NSS Labs has published the second of its two analyses on the security capabilities of the four leading browsers. The first report was on the ability of browsers to block malware; this second is on browsers ability to filter malicious URLs.