An agentic coding tool tasked with cloning and setting up a seemingly benign GitHub repository could execute a malicious payload that remains invisible to security scanners, AI agents, and human reviewers. [...]

The FBI and CISA are warning that a phishing campaign targeting Signal users tied to Russian intelligence services has evolved to steal Signal Backup Recovery Keys, allowing attackers to access victims' historical messages. [...]

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) is giving federal agencies until Sunday to patch a vulnerability in Cisco Unified Communications Manager Server that is being actively exploited. [...]

Polymarket says it will fully reimburse customers who lost an estimated $3 million after hackers injected a malicious script into the platform's frontend following a breach at a third-party vendor. [...]

Threat actors are creating OpenAI tenants that impersonate legitimate companies and inviting employees to join them, in what appears to be a ploy to trick targets into submitting sensitive company information in chats and projects. [...]

AI won't replace GRC analysts, but it can eliminate much of the repetitive work they do. Anecdotes walks through building an agent that continuously monitors controls, identifies evidence gaps, and opens remediation tasks. [...]

Anthropic appears to be testing Claude Cowork support on mobile, allowing you to manage long-running Claude tasks from your phone. [...]

Authorities in Poland have arrested four members of an organized cybercrime group accused of breaching telecommunications partners and hijacking email accounts to carry out SIM-swapping attacks. [...]

Threat actors are increasingly abusing Shop, the order-tracking app from Shopify, by adding fake purchase receipts in users' order histories to trick them into providing sensitive data or installing remote access software. [...]

Microsoft has quietly extended its free Windows 10 Extended Security Updates (ESU) program for consumers by an additional year, allowing enrolled devices to continue receiving security updates until October 12, 2027. [...]

A newly discovered macOS malware dubbed "Gaslight" is designed to confuse AI-assisted malware analysis tools by hiding prompt injection strings and fake debugging data within the executable. [...]

A major sports piracy ring linked to the illegal PirloTV streaming platform has been disrupted in an action that targeted 44 domains. [...]

The Bluekit phishing-as-a-service platform continues to evolve with nearly 70 new hostnames identified over the past week and by adding browser-in-the-middle capabilities for improved data theft. [...]

Fraudsters don't attack just one transaction. They target accounts, platforms, and entire ecosystems. IPQS explains the four elevations of fraud prevention and why broader visibility improves fraud detection. [...]

Account takeover attacks continue to challenge security teams because attackers often operate through legitimate accounts and trusted services. This webinar explores how behavioral AI can help organizations identify compromised accounts faster and automate response workflows. [...]

Peut-on encore croire ce que l’on entend ? De plus en plus souvent, la réponse est non. Les progrès fulgurants de l’intelligence artificielle générative (IA générative ou GenAI) permettent aujourd’hui de créer des voix synthétiques extrêmement réalistes. Pour les entreprises, cette évolution représente un risque majeur.

La capacité à continuer d’opérer en toute sécurité dans un environnement devenu hostile (là où d’autres échouent) constitue un avantage concurrentiel rarement mesuré ou même évoqué.

Malgré les alertes, les mots de passe les plus simples restent massivement utilisés.

Aperçu des activités de certains groupes APT analysés par ESET Research entre le quatrième trimestre 2025 et le premier trimestre 2026