Author: HackWatchit

4G Calling (VoLTE) flaw allowed to locate any O2 customer with a phone call Pierluigi Paganini May 20, 2025 A flaw in O2 4G Calling (VoLTE) leaked user location data via network responses due to improper IMS standard implementation. A flaw in 4G Calling (VoLTE) service of the UK telecom O2 exposed user location data through network responses due to flaws in the IMS standard implementation. 4G Calling, also known as VoLTE (Voice over LTE), is a technology that allows voice calls to be made over a 4G/LTE mobile network rather than older 2G or 3G networks. O2’s 4G Calling…

The U.S. House Armed Services Subcommittee on Cyber, Information Technologies, and Innovation held a hearing last week to assess the Department of Defense’s cyberwarfare capabilities, its overall cyber defense posture, and the readiness of the Cyber Mission Force and its broader support ecosystem. Testifying at the hearing, Laurie Buckhout, performing the duties of assistant secretary of defense for cyber policy, and Army Lt. Gen. William Hartman, acting commander of U.S. Cyber Command, called for sharper strategic focus, advanced technological innovation, and a top-tier cyber workforce to confront increasingly sophisticated threats. Representative Don Bacon, a Republican from Nebraska and chairman of…

, my co-instructor and I showed up to the Data Visualization course we teach at the University of Washington with a bag of rocks. The bag consisted of a fairly diverse collection that I myself put together across a set of treks in various regions of California. Our students are fairly used to the quirky, hands-on activities we ask them to participate in most classes, but this seemed a bit out there, even for us. In this article, I’ll focus on the following two points, which collectively speak to the importance of domain-specific integration into data science Education: A description…

In a troubling development, a new victim of ransomware has emerged today, targeting a key food distributor that supplies refrigerated goods and groceries to major UK supermarket chains, including Tesco, Aldi, and Sainsbury’s. This follows a string of similar incidents in the retail sector, with businesses grappling with product shortages due to cyber-attacks, most notably the DragonForce ransomware attack on a major retail chain.The victim, Peter Green Chilled, a logistics company that handles the distribution of perishable food items across the United Kingdom, has confirmed the cyberattack. While the identity of the ransomware gang responsible remains unclear, the company has…

Bitcoin’s (BTC) break above the $107,000 threshold shows that the recent rally is driven by robust buying amid a consolidation just below its all-time high, Glassnode said in a May 20 report.Despite trading around 40% higher than six weeks ago and setting a new record with the latest weekly close at $106,500, Bitcoin was stuck between $102,000 and $105,000 for the past two weeks.The report noted that increased investor profitability and robust capital inflows indicate strength in the market.Investor profitability improvesShort-Term Holders (STHs) have experienced financial recovery, with 71% more of their supply in profit compared to the previous month.…

SLASH YOUR MTTR! Join Us for a Live Webinar on Faster Incident Response & Reduced Downtime. MTTR (Mean Time to Response) isn’t just a buzzword — it’s a crucial metric that can make or break your organization’s ability to bounce back from incidents quickly. But here’s the thing: most teams misunderstand what MTTR really means. It’s not just about reacting fast. It’s about gaining the right insights, at the right time, so you can act decisively before things escalate. This Thursday, May 22nd at 9:00AM PT, join us for a live session: “Beyond Recovery: How Faster Incident Response Reduces MTTR.”…

Melisa Wachs// Many of you have met John, so I thought you’d enjoy this posh little gem I dug up. This picture was taken in our first home, and although I […] The post The Hard Part of the Alphabet appeared first on Black Hills Information Security, Inc..

To meet today’s complex security requirements, organizations need solutions that are not only secure, but also practical and scalable. The Swissbit iShield Key 2 offers a compelling answer by combining two critical security functions – digital authentication and physical access control – into a single, streamlined device. One key, double protection The Swissbit iShield Key 2 uniquely combines phishing-resistant digital authentication with physical access control. It enables enterprises and public authorities to secure operating systems, online services, and restricted physical areas using just one device – simplifying management and enhancing security across the board. Key benefits Strong, passwordless authentication (FIDO2…

Zero trust has emerged as a critical security framework for modern organizations, but understanding the return on investment (ROI) remains a key consideration. A recent study by Forrester provides insights into the benefits that organizations realize by deploying Cisco Security Suites as part of their zero-trust strategy. The Forrester Total Economic Impact™ (TEI) study, commissioned by Cisco, explored the experiences of organizations using Cisco Security Suites to implement zero trust. Through interviews and analysis, the study uncovered a compelling story of improved security posture, streamlined operations, and enhanced business outcomes, ultimately leading to a 110% ROI over three years for…