Le MDR : le monde de la cybersécurité n’a presque plus que cet acronyme à la bouche. Mais de quoi s’agit-il exactement et pourquoi ces services gérés sont-ils autant plébiscités par les entreprises en 2026 ?

The Trivy vulnerability scanner was compromised in a supply-chain attack by threat actors known as TeamPCP, which distributed credential-stealing malware through official releases and GitHub Actions. [...]

Google has announced a new mechanism in Android called Advanced Flow that will allow sideloading APKs from unverified developers for power users in a more secure way. [...]

Microsoft Azure Monitor alerts are being abused to send callback phishing emails that impersonate warnings from the Microsoft Security Team about unauthorized charges on your account. [...]

The FBI has issued a public service announcement warning that Russian intelligence-linked threat actors are actively targeting users of encrypted messaging apps such as Signal and WhatsApp in phishing campaigns that have already compromised thousands of accounts. [...]

Oracle has released an out-of-band security update to fix a critical unauthenticated remote code execution vulnerability in Identity Manager and Web Services Manager tracked as CVE-2026-21992. [...]

An international law enforcement action called Operation Alice has shut down over 373,000 dark web sites that offered fake CSAM packages. [...]

The Cybersecurity and Infrastructure Security Agency (CISA) has ordered federal agencies to patch a maximum-severity vulnerability, CVE-2026-20131, in Cisco Secure Firewall Management Center (FMC) by Sunday, March 22. [...]

Geopolitical tensions are driving destructive cyberattacks designed to disrupt operations, not demand ransom. CISOs must limit lateral movement and contain breaches to reduce the impact of wiper campaigns. [...]

North Carolina musician Michael Smith has pleaded guilty to collecting over $10 million in royalty payments through a massive streaming royalty fraud scheme on Spotify, Apple Music, Amazon Music, and YouTube Music. [...]

Authorities from the United States, Germany, and Canada have taken down Command and Control (C2) infrastructure used by the Aisuru, KimWolf, JackSkid, and Mossad botnets to infect Internet of Things (IoT) devices. [...]

Microsoft says the March Windows 11 update breaks sign-ins with Microsoft accounts across multiple Microsoft apps, including Teams and OneDrive. [...]

A North Carolina man was found guilty of extorting a D.C.-based technology company while still being employed as a data analyst contractor. [...]

Navia Benefit Solutions, Inc. (Navia) is informing nearly 2.7 million individuals of a data breach that exposed their sensitive information to attackers. [...]

A newly disclosed vulnerability dubbed 'PolyShell' affects all Magento Open Source and Adobe Commerce stable version 2 installations, allowing unauthenticated code execution and account takeover. [...]

Crypto-powered gift card store Bitrefill says that the attack it suffered at the beginning of the month was likely perpetrated by North Korean hackers of the Bluenoroff group. [...]

Threat actors affiliated with Russian Intelligence Services are conducting phishing campaigns to compromise commercial messaging applications (CMAs) like WhatsApp and Signal to seize control of accounts belonging to individuals with high intelligence value, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) and Federal Bureau of Investigation (FBI) said Friday. "The campaign

Oracle has released security updates to address a critical security flaw impacting Identity Manager and Web Services Manager that could be exploited to achieve remote code execution. The vulnerability, tracked as CVE-2026-21992, carries a CVSS score of 9.8 out of a maximum of 10.0. "This vulnerability is remotely exploitable without authentication," Oracle said in an advisory. "If successfully

The threat actors behind the supply chain attack targeting the popular Trivy scanner are suspected to be conducting follow-on attacks that have led to the compromise of a large number of npm packages with a previously undocumented self-propagating worm dubbed CanisterWorm. The name is a reference to the fact that the malware uses an ICP canister, which refers to tamperproof smart contracts on