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Want to hear a scary story? The Lumen® Professional Security Services (PSS) team knows a few that will give you goosebumps. You may want to keep the lights on as we resurrect cybersecurity horror stories from beyond the grave to […]
Executive Summary In mid-2023, Black Lotus Labs began an investigation into compromised routers that led to the discovery of a large, multi-tiered botnet consisting of small office/home office (SOHO) and IoT devices that we assess is likely operated by the […]
There’s nothing more important to life than clean air and water, and these precious resources are increasingly at risk. Calgon Carbon is on a mission to mitigate those risks and make the world a cleaner and healthier place. The company […]
As the digital landscape expands and evolves, so does the threat of cyberattacks that can disrupt and damage businesses of all sizes and sectors. That is why cybersecurity is a top priority and a frequent boardroom topic for many organizations […]
Executive Summary The Black Lotus Labs team at Lumen Technologies discovered active exploitation of a zero-day vulnerability in Versa Director servers, identified as CVE-2024-39717 and publicly announced on August 22, 2024. This vulnerability is found in Versa software-defined wide area […]
Imagine this: A world where a well-known casino resort, a beacon of entertainment and luxury, became the latest prey for the dark art of social engineering. On September 11, 2023, a digital heist unfolded, stripping away layers of security to […]
In the dynamic world of healthcare, technological advancements are synonymous with progress and innovation. Yet these advancements also bring new challenges and concerns, especially for healthcare leaders tasked with guiding their organizations towards a secure and efficient future. This post […]
Executive Summary Revision June 7, 2024: As this story has developed, we have received feedback from a vendor/partner. While we observed a drop in activity associated with multiple router models based on scan data, we assess that ActionTec routers were […]
Imagine that you are the CTO of a retailer with a large online presence. The holiday season is upon you, and while business is booming, you are operating with reduced security staff and limited resources to monitor your networks and applications. […]
Executive Summary: The Black Lotus Labs team at Lumen Technologies is tracking a malware platform we’ve named Cuttlefish, that targets networking equipment, specifically enterprise-grade small office/home office (SOHO) routers. This malware is modular, designed primarily to steal authentication material found […]
