Security News

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Australian health insurance giant Medibank has warned customers that the ransomware group behind last month's breach has started to leak data stolen from its systems. The attackers, linked to the REvil cybercrime gang, have leaked a wide range of information so far, including Medibank customers' private and health data and, according to WhatsApp screenshots, negotiation chats with the health insurer's security operations team and CEO David Koczar.

According to these internal documents, SIAM is a computer system that works behind the scenes of Iranian cellular networks, providing its operators a broad menu of remote commands to alter, disrupt, and monitor how customers use their phones. The tools can slow their data connections to a crawl, break the encryption of phone calls, track the movements of individuals or large groups, and produce detailed metadata summaries of who spoke to whom, when, and where.

The Iranian Atomic Energy Organization has confirmed that one of its subsidiaries' email servers was hacked after the ''Black Reward' hacking group published stolen data online.AEOI says an unauthorized party from a specific foreign country, which is not named, stole emails from the hacked server, which consisted of daily correspondence and technical memos.

A hospital network in Wisconsin and Illinois fears visitor tracking code on its websites may have transmitted personal information on as many as 3 million patients to Meta, Google, and other third parties. Advocate Aurora Health reported the potential breach to the US government's Health and Human Services.

Intel has confirmed that a source code leak for the UEFI BIOS of Alder Lake CPUs is authentic, raising cybersecurity concerns with researchers. On Friday, a Twitter user named 'freak' posted links to what was said to be the source code for Intel Alder Lake's UEFI firmware, which they claim was released by 4chan.

Taiwanese chip maker ADATA denies claims of a RansomHouse cyberattack after the threat actors began posting stolen files on their data leak site. The RansomHouse gang added ADATA files to their data leak site on Tuesday, claiming they stole 1TB worth of documents in a 2022 cyberattack.

The Australian Federal Police has arrested a 19-year-old teen from Sydney for allegedly attempting to leverage the data leaked following the Optus data breach late last month to extort victims. Details of the scam were previously shared by 9News Australia reporter Chris O'Keefe on September 27, 2022.

The Australian Federal Police have arrested a 19-year old in Sydney for allegedly using leaked Optus customer data for extortion. More specifically, the suspect used 10,200 records leaked last month by the Optus hackers and contacted victims over SMS to threaten that their data would be sold to other hackers unless they paid AUD 2,000 within two days.

Russian retail chain 'DNS' disclosed yesterday that they suffered a data breach that exposed the personal information of customers and employees. While the firm has not provided details on what information was compromised, it clarified that the hackers didn't steal user passwords and payment card data, as that data isn't stored on their systems.