The Internal Revenue Service says cyber thieves may have accessed as many as 334,000 taxpayer accounts in a breach of its Get Transcript system, far more than the 114,000 accounts it originally estimated in May.
Italian surveillance software maker Hacking Team has confirmed that it was hacked and recommends police, law enforcement and government agencies suspend their use of its software, pending a full breach investigation.
Polish airline LOT claims that a hack attack disrupted its ground-control computers, leaving the airline unable to issue flight plans and forcing it to cancel or delay flights, grounding 1,400 passengers.
In the wake of a May cyber-attack against the IT infrastructure of Germany's lower house of parliament, or Bundestag, investigators say they have been unable to eradicate all traces of the Trojan infections, and that up to 20,000 PCs might need to be replaced.
The investigation into the U.S. Office of Personnel Management breach has reportedly found that foreign spies may have stolen deeply personal information on up to 14 million current and former federal workers, going back three decades.
One year after Sally Beauty Supply revealed that a network breach compromised payment card data and exposed 25,000 records, the company says it is investigating new breach reports. Did it fail to eradicate the original intrusion?
Partners HealthCare System announced that it is the latest healthcare organization hit by a data breach attributed to a phishing attack. The records of an estimated 3,300 individuals may have been compromised in the incident.
Information on 50,000 drivers for ride-sharing service Uber was breached in May 2014, the company discovered in September and announced on Feb. 27. Uber has launched a related lawsuit and is seeking records from code-sharing website GitHub.