Security Journalism
What a Fake Claude Download Says About Security Today
Attackers are already targeting the AI tools your team just started using. Here's what that looks like when it lands in your own environment. And what actually stops it.
Attackers are already targeting the AI tools your team just started using. Here's what that looks like when it lands in your own environment. And what actually stops it.
Posted by Ben Ackerman, Chrome team, Daniel Rubery, Chrome team and Guillaume Ehinger, Google Account Security team Following our April 2024 announcement, Device Bound Session Credentials (DBSC) is now entering public availability for Windows users on Chrome 146, and expanding to macOS in an upcoming Chrome release. This project represents a significant step forward in our ongoing efforts to combat session theft, which remains a prevalent threat in the modern security landscape. Session theft t…
Event 1644 shows localhost, hiding the attacker's real IP. By correlating Event 5156 with a ~60-80ms timing window, you can attribute ADWS queries to their actual source—and the data was already in your SIEM.
Group-IB hosted the FIRST Technical Colloquium in Paris, where cybersecurity experts challenged assumptions around modern cyber defense. FIRST Chair Olivier Caleff opened and moderated the event.
Attackers count on static defenses. Switch to advanced behavioral analytics to spot abnormal behavior while its still unfolding and protect your environment.
CERT-EU Cyber Threat Landscape Report for 2025 - Year Review
A threat actor enumerated our entire AD with Get-ADComputer, and none of our detections fired. The problem wasn't their evasion - it was an architectural blind spot in how PowerShell talks to Active Directory.
The Stryker incident revealed that a "Weaponized Remote Wipe" via compromised MDM is a more permanent and difficult threat than ransomware. Learn concrete steps to secure management platforms and prevent your security shield from becoming a weapon.
Discover how North Korean threat actors use synthetic identities, AI-assisted workflows, and overlapping infrastructure to infiltrate companies, and learn actionable strategies to mitigate this insider threat.
Recent advances in quantum hardware and software have accelerated the timeline on which quantum attack might happen. Cloudflare is responding by moving our target for full post-quantum security to 2029.
A recent incident linked to the NightSpire ransomware workflow gives insight into why the RaaS structure and model, or lack thereof, are important – especially when it comes to scoping and recovering from the incident.
Threat actors are using AI to supercharge tried-and-tested TTPs. When attacks move this fast, cyber-defenders need to rethink their own strategy.
The rise of AI opens more doors to attackers
Indirect prompt injection (IPI) is an evolving threat vector targeting users of complex AI applications with multiple data sources, such as Workspace with Gemini. This t…
Posted by Adam Gavish, Google GenAI Security TeamIndirect prompt injection (IPI) is an evolving threat vector targeting users of complex AI applications with multiple data sources, such as Workspace with Gemini. This technique enables the attacker to influence the behavior of an LLM by injecting malicious instructions into the data or tools used by the LLM as it completes the user’s query. This may even be possible without any input directly from the user.IPI is not the kind of technical proble…
Cyber Briefs are monthly executive reports that aim to present an overview of the most relevant developments in cyber security, based exclusively on open sources, with a view to inform political leadership and senior management in its constituency. Additional information on any item in this Brief can be provided upon request. Cyber Briefs are TLP:CLEAR.
OpenClaw AI agents pose identity and data risks if deployed with broad cloud permissions. Learn how to find and secure these apps before an attacker does.
Group-IB researchers uncover an ongoing phishing campaign targeting major banks in the Philippines. This blog details how threat actors abuse trusted and legitimate platforms to deceive users and evade detection. It highlights a significant threat escalation with the successful hijacking of a legitimate domain to host malicious infrastructure, enabling threat actors to operate with even greater credibility and reduced detection.
See why the viral "three-finger test" is almost outdated, and how to build resilient security processes that protect your organization from identity-based attacks and social engineering, no matter how advanced the AI gets.
Fraudsters often target the accounts of the deceased or their grieving relatives. Here’s how to keep the scammers at bay.
An NPM supply chain attack struck the ubiquitous open-source axios library and Huntress has observed over a hundred affected devices.
2025 marked a special year in the history of vulnerability rewards and bug bounty programs at Google: our 15th anniversary 🎉🎉🎉! Originally started in 2010, our vulnerabi…
Posted by Dirk Göhmann, Tony Mendez, and the Vulnerability Rewards Program Team2025 marked a special year in the history of vulnerability rewards and bug bounty programs at Google: our 15th anniversary 🎉🎉🎉! Originally started in 2010, our vulnerability reward program (VRP) has seen constant additions and expansions over the past decade and a half, clearly indicating the value the programs under this umbrella contribute to the safety and security of Google and its users, but also highlighting…
The past four weeks have seen a slew of new cybersecurity wake-up calls that showed why every organization needs a well-thought-out cyber-resilience plan
Group-IB shows how Business Email Protection blocked Phantom Stealer phishing emails across different campaign waves.
Le 15 octobre 2025, F5 a publié un avis de sécurité concernant entre autres la vulnérabilité CVE-2025-53521. Celle-ci affecte BIG-IP APM et permet à un attaquant non authentifié d'exécuter du code à distance. Le 29 mars 2026, l'éditeur indique que cette vulnérabilité est exploitée activement. Le...
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Global regulators are mandating fraud intelligence sharing. Learn how financial institutions can collaborate in real-time while maintaining privacy compliance through Distributed Tokenization.
Is your cybersecurity truly built to withstand today’s nuanced threats or is it just living on paper? Find out more.