Author: HackWatchit

Wisconsin wireless provider Cellcom has confirmed that a cyberattack is responsible for the widespread service outage and disruptions that began on the evening of May 14, 2025. The incident disrupted voice and SMS services for customers across Wisconsin and Upper Michigan, leaving subscribers unable to make phone calls or send text messages. Today, after days of just calling it a technical outage, Cellcom CEO Brighid Riordan has confirmed what was already suspected: that the company suffered a cyberattack. “We experienced a cyber incident. While this is unfortunate, it’s not something we were unprepared for,” reads a letter from Cellcom CEO Brighid Riordan.…

The rapid advancement of artificial intelligence (AI) and natural language processing technologies has revolutionized the way we interact online. Tools like ChatGPT, which leverage deep learning models to generate human-like responses, have become commonplace in various fields—ranging from customer service to content creation. However, while these technologies offer great benefits, they also introduce new security risks, particularly in the realm of social engineering and online deception. One such threat gaining attention is catfishing via ChatGPT, a sophisticated form of online manipulation that poses a serious cybersecurity concern.What is Catfishing? Catfishing refers to the act of creating a fake online persona…

Dover, United States, May 21st, 2025, CyberNewsWire Attaxion, the external attack surface management (EASM) vendor with industry-leading asset coverage, announces the integration of the European Vulnerability Database (EUVD) into its platform. Operated by the European Union Agency for Cybersecurity (ENISA), the EUVD is a publicly accessible vulnerability repository developed in response to the NIS2 Directive. It entered beta testing in mid-April 2025. The database takes a multi-stakeholder approach, assigning unique EUVD identifiers, cross-referencing CVEs, aggregating input from CSIRTs and other sources, and publishing actionable information such as mitigation measures and exploitation status. With the recent nearly avoided CVE funding crisis…

Brian Fehrman// Microsoft Lync servers have been a staple of my external engagements for the past six months or so. I have found a Lync server on all of those engagements. In most cases, these portals have long been forgotten; they are simply the discarded technology of yesteryear for many companies. I have found numerous instances where monitoring was in place for nearly every asset. Every asset…except the Lync server, that is. Lync servers can provide many goodies for an attacker. All the same treasures that can be had with Outlook Web Access (OWA) portals can be had with Lync…

Six technology companies have launched the Strategic Cybersecurity Coalition (SCC), a new initiative aimed at overhauling U.S. international cybersecurity assistance programs. The coalition will advocate for reforms that strengthen America’s ability to operate securely with allied and partner networks, support the export of U.S. cybersecurity technology and services, and safeguard national interests abroad. The founding members of this industry-led alliance are Carahsoft, Dell Technologies, Forescout Technologies, Google Cloud, Trellix, and Velos. The SCC is an industry-led initiative dedicated to reforming and modernizing the U.S. government’s international cybersecurity assistance funding process. By uniting government, private sector leaders, and partners, the initiative…

A widely used tool for managing VMware systems, RVTools, was recently found delivering harmful software to users. A security researcher, Aidan Leon, sounded the alarm in a blog post on ZeroDayLabs after discovering a compromised installer for RVTools on its official website. The issue came to light on Thursday, May 15, 2025, when Leon’s security team detected a suspicious file, version.dll, attempting to run from an RVTools installer. This happened during an employee’s attempt to install the utility. Reportedly, the infected version was first uploaded on Monday, May 12, 2025, suggesting the website was compromised between 8 AM and 11…

SK Telecom revealed that malware breach began in 2022 Pierluigi Paganini May 21, 2025 South Korean mobile network operator SK Telecom revealed that the security breach disclosed in April began in 2022. SK Telecom is South Korea’s largest wireless telecom company, a major player in the country’s mobile and tech landscape. It holds about 48% of the market share for mobile services, meaning around 34 million subscribers use its network. The company offers cellular service, along with 5G development, AI services, IoT solutions, cloud computing, and smart city infrastructure. The carrier is part of the larger SK Group, which is…

and superb capabilities of widely available LLMs has ignited intense debate within the educational sector. On one side they offer students a 24/7 tutor who is always available to help; but then of course students can use LLMs to cheat! I’ve seen both sides of the coin with my students; yes, even the bad side and even at the university level. While the potential benefits and problems of LLMs in education are widely discussed, a critical need existed for robust, empirical evidence to guide the integration of these technologies in the classroom, curricula, and studies in general. Moving beyond anecdotal…

The quantum threat to Bitcoin is real — but fear isn’t the answer.Here’s what post-quantum security actually looks like and what blockchain developers must build now to stay ahead.This piece is a direct follow-up to my previous article: The Day Bitcoin Breaks: What Happens When China or Russia Crack the Blockchain First. It was sparked by a comment asking the right question: “So what do we actually do about it?Let’s dig in.🧨 First — What’s Actually at Risk?If a hostile state achieves fault-tolerant quantum computing before Bitcoin adapts, they won’t attack the consensus mechanism.They’ll target your keys.Bitcoin’s ECDSA signature scheme…