Insights

Black Basta: Profiling Threat Actors in the German Landscape

Abhilash Hota

A recently leaked chat log from the threat actor Black Basta offers a rare glimpse into the shadowy world of cybercrime in Germany. Our analysis reveals how threat actors discuss security vulnerabilities in their internal chats— which weaknesses they …

Beyond Severity: Rethinking Vulnerability Prioritization

ENTRYZERO

In this blog, we reflect on vulnerability data from 2024 to argue that effective vulnerability prioritization cannot rely solely on severity ratings - organizations patching critical vulnerabilities immediately, while scheduling others for the next …

Quarterly Briefing: Threat Actor Using Unpatched Vulnerabilities

ENTRYZERO

32% of ransomware attacks start with an unpatched vulnerability, and these have the greatest business impact. In our weekly ”Top 5 Hacker-Relevant Vulnerabilities" series, we report on vulnerabilities that are particularly pertinent to threat …

Shadows at the Gates: Understanding Germany’s Threat Landscape

ENTRYZERO

Germany’s cybersecurity landscape constantly evolves, with various Advanced Persistent Threat (APT) groups consistently testing the country’s defenses. This blog utilizes data from the Federal Office for Information Security (BSI), …

Quantum Safety in Internet Exposure: What You Need to Know?

ENTRYZERO

The rapid development of quantum computing presents a clear danger to widely used security algorithms. Future quantum computers will be capable of breaking these algorithms, potentially exposing sensitive data to cybercriminals. Even now, attackers …

Uncovering the Differences: U.S. vs. China Vulnerability Databases

ENTRYZERO

In cybersecurity, national vulnerability databases are pivotal in cataloging and assessing software vulnerabilities. Two prominent databases are the U.S. National Vulnerability Database (NVD) and China’s National Vulnerability Database (CNNVD). …

Nessus, Qualys, Nuclei, GitHub: Optimizing Vulnerability Response!

ENTRYZERO

CISA (the U.S. Cybersecurity and Infrastructure Security Agency) maintains a list of known exploited vulnerabilities, currently encompassing 1162 vulnerabilities. For each of these, CISA has evidence of active exploitation by threat actors. Among …