Les tensions commerciales entre Washington et Pékin sur la question cruciale des semi-conducteurs n'en finissent plus. Nvidia se retrouve cet été au cœur des soupçons : la Chine exige des « preuves de sécurité convaincantes » concernant ses puces H20, soupçonnées d’abriter des portes dérobées.

Dans une étude publiée le 31 juillet 2025 et menée auprès de plus de 1 500 entreprises à travers le monde, la société américaine Semperis révèle que 78 % des entreprises interrogées ont été la cible d’une tentative de ransomware au cours de l’année écoulée. Parmi les victimes d'une attaque réussie, 40 % déclarent avoir fait l’objet de menaces physiques visant des employés. Le rapport prouve par ailleurs que la France est pleinement concernée par le phénomène.

Proton annonce le lancement de Proton Authenticator, un logiciel pour smartphone et pour ordinateur pour gérer ses codes pour la double authentification. L'outil vient challenger les ténors du genre, comme Google Authenticator.

Here's what you need to know about the inner workings of modern spyware and how to stay away from apps that know too much

Restricting end-to-end encryption on a single-country basis would not only be absurdly difficult to enforce, but it would also fail to deter criminal activity

Here's a look at cybersecurity stories that moved the needle, raised the alarm, or offered vital lessons in July 2025

Cybersecurity researchers have flagged a previously undocumented Linux backdoor dubbed Plague that has managed to evade detection for a year. "The implant is built as a malicious PAM (Pluggable Authentication Module), enabling attackers to silently bypass system authentication and gain persistent SSH access," Nextron Systems researcher Pierre-Henri Pezier said. Pluggable Authentication Modules

SonicWall SSL VPN devices have become the target of Akira ransomware attacks as part of a newfound surge in activity observed in late July 2025. "In the intrusions reviewed, multiple pre-ransomware intrusions were observed within a short period of time, each involving VPN access through SonicWall SSL VPNs," Arctic Wolf Labs researcher Julian Tuin said in a report. The cybersecurity company

Cybersecurity researchers have disclosed a now-patched, high-severity security flaw in Cursor, a popular artificial intelligence (AI) code editor, that could result in remote code execution (RCE). The vulnerability, tracked as CVE-2025-54135 (CVSS score: 8.6), has been addressed in version 1.3 released on July 29, 2025. It has been codenamed CurXecute by Aim Labs, which previously disclosed

Cybersecurity researchers have detailed a new cluster of activity where threat actors are impersonating enterprises with fake Microsoft OAuth applications to facilitate credential harvesting as part of account takeover attacks. "The fake Microsoft 365 applications impersonate various companies, including RingCentral, SharePoint, Adobe, and Docusign," Proofpoint said in a Thursday report. The

OpenAI isn't just working on GPT-5. It looks like OpenAI is also preparing to release new open-source weights, living up to its name, OpenAI.' [...]

Anthropic says it has revoked OpenAI's access to the Claude API after ChatGPT's engineers were found using Claude's coding tools. [...]

OpenAI is reportedly working on a new plan called 'Go,' which would be cheaper than the existing $20 Plus subscription. [...]

SonicWall firewall devices have been increasingly targeted since late July in a surge of Akira ransomware attacks, potentially exploiting a previously unknown security vulnerability, according to cybersecurity company Arctic Wolf. [...]

Pi-hole, a popular network-level ad-blocker, has disclosed that donor names and email addresses were exposed through a security vulnerability in the GiveWP WordPress donation plugin. [...]

A vulnerability that researchers call CurXecute is present in almost all versions of the AI-powered code editor Cursor, and can be exploited to execute remote code with developer privileges. [...]

Cybersecurity researchers have flagged a malicious npm package that was generated using artificial intelligence (AI) and concealed a cryptocurrency wallet drainer. The package, @kodane/patch-manager, claims to offer "advanced license validation and registry optimization utilities for high-performance Node.js applications." It was uploaded to npm by a user named "Kodane" on July 28, 2025. The

Just as triathletes know that peak performance requires more than expensive gear, cybersecurity teams are discovering that AI success depends less on the tools they deploy and more on the data that powers them The junk food problem in cybersecurity Imagine a triathlete who spares no expense on equipment—carbon fiber bikes, hydrodynamic wetsuits, precision GPS watches—but fuels their

The threat actor linked to the exploitation of the recently disclosed security flaws in Microsoft SharePoint Server is using a bespoke command-and-control (C2) framework called AK47 C2 (also spelled ak47c2) in its operations. The framework includes at least two different types of clients, HTTP-based and Domain Name System (DNS)-based, which have been dubbed AK47HTTP and AK47DNS, respectively, by