Rising geopolitical tensions are reflected (or in some cases preceded) by cyber operations, while technology itself has become politicized. Let’s admit it: we are in the middle of it.  Introduction: One tech power to rule them all is a thing of the past  The relative safety, peace and prosperity that much of the world has enjoyed since 1945 was not accidental. It emerged from the ashes

The European Commission, the European Union's main executive body, is investigating a security breach after a threat actor gained access to its Amazon cloud infrastructure. [...]

The Alliance for Creativity and Entertainment (ACE) announced the shutdown of AnimePlay, a major anime streaming platform with over 5 million users. [...]

Le 26 mars 2026, une erreur de configuration sur le blog d'Anthropic a involontairement révélé l'existence de Claude Mythos, le prochain modèle de l'entreprise. Le document exposé décrit un modèle dont les capacités offensives en cybersécurité dépasseraient, selon Anthropic elle-même, tout ce qui existe aujourd'hui.

​Microsoft has released the KB5079391 preview cumulative update for Windows 11 24H2 and 25H2, which includes 29 changes, such as Smart App Control and Display improvements. [...]

A pro-Ukrainian group called Bearlyfy has been attributed to more than 70 cyber attacks targeting Russian companies since it first surfaced in the threat landscape in January 2025, with recent attacks leveraging a custom Windows ransomware strain codenamed GenieLocker. "Bearlyfy (also known as Labubu) operates as a dual-purpose group aimed at inflicting maximum damage upon Russian businesses;

Cybersecurity researchers have disclosed three security vulnerabilities impacting LangChain and LangGraph that, if successfully exploited, could expose filesystem data, environment secrets, and conversation history. Both LangChain and LangGraph are open-source frameworks that are used to build applications powered by Large Language Models (LLMs). LangGraph is built on the foundations of

The Dutch National Police (Politie) says a security breach resulting from a successful phishing attack has had a limited impact and hasn't affected citizens' data. [...]

Un analyste de Gartner préconise aux entreprises de couper l'usage de l'IA le vendredi après-midi. Explications.

Dutch professional football club Ajax Amsterdam (AFC Ajax) disclosed that a hacker exploited vulnerabilities in its IT systems and accessed data belonging to a few hundred people. [...]

The Cybersecurity and Infrastructure Security Agency (CISA) is warning that hackers are actively exploiting a critical vulnerability identified as CVE-2026-33017, which affects the Langflow framework for building AI agents. [...]

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A long-term and ongoing campaign attributed to a China-nexus threat actor has embedded itself in telecom networks to conduct espionage against government networks. The strategic positioning activity, which involves implanting and maintaining stealthy access mechanisms within critical environments, has been attributed to Red Menshen, a threat cluster that's also tracked as Earth Bluecrow,

The United Kingdom's Foreign, Commonwealth and Development Office (FCDO) has sanctioned Xinbi, a Chinese-language cryptocurrency-based online marketplace that sells stolen data and satellite internet equipment to scam networks in Southeast Asia. [...]

Threat actors are targeting TikTok for Business accounts in a phishing campaign that prevents security bots from analyzing malicious pages. [...]

WhatsApp is rolling out multiple features designed to make the app easier to use, including AI-powered message replies and photo retouching, support for two accounts on iOS, and chat history transfer between iOS and Android devices. [...]

Multi-stage fraud attacks chain bots, proxies, and stolen credentials from signup to takeover. IPQS shows why correlating IP, device, identity, and behavior is critical to stop it. [...]

Cybersecurity researchers have disclosed a vulnerability in Anthropic's Claude Google Chrome Extension that could have been exploited to trigger malicious prompts simply by visiting a web page. The flaw "allowed any website to silently inject prompts into that assistant as if the user wrote them," Koi Security researcher Oren Yomtov said in a report shared with The Hacker News. "No clicks, no

Unmasking impostors is something the art world has faced for decades, and there are valuable lessons from the works of Elmyr de Hory that can apply to the world of defensive cybersecurity. During the 1960s, de Hory gained infamy as a premier forger, passing off counterfeit masterworks of Picasso, Matisse, and Renoir to unsuspecting collectors and renowned museums. Over the next several decades,