Archiv für Februar 2026

Die Spitzen der europäischen Cybersicherheitsbehörden haben sich zum Cyber Security Directors‘ Meeting im Rahmen der Munich Cyber Security Conference getroffen. Sie tauschten sich u.a. zu digitaler Souveränität und der Umsetzung der europäischen Regulierungen NIS-2 und CRA sowie der automatisierten Detektion und Abwehr von Cyberangriffen aus.

Four Seconds to Botnet – Analyzing a Self-Propagating SSH Worm with Cryptographically Signed C2 [Guest Diary] https://isc.sans.edu/diary/Four%20Seconds%20to%20Botnet%20-%20Analyzing%20a%20Self%20Propagating%20SSH%20Worm%20with%20Cryptographically%20Signed%20C2%20%5BGuest%20Diary%5D/32708 OpenSSH Update on MacOS https://www.openssh.org/releasenotes.html Employee Monitoring and SimpleHelp Software Abused in Ransomware Operations https://www.huntress.com/blog/employee-monitoring-simplehelp-abused-in-ransomware-operations

WSL in the Malware Ecosystem https://isc.sans.edu/diary/32704 Apple Patches Everything: February 2026 https://isc.sans.edu/diary/Apple%20Patches%20Everything%3A%20February%202026/32706 Adobe Updates https://helpx.adobe.com/security/security-bulletin.html

For the past week, the massive „Internet of Things“ (IoT) botnet known as Kimwolf has been disrupting the The Invisible Internet Project (I2P), a decentralized, encrypted communications network designed to anonymize and secure online communications. I2P users started reporting disruptions in the network around the same time the Kimwolf botmasters began relying on it to […]

In der jährlichen Aktualisierung seiner kryptographischen Empfehlungen (TR-02102) spricht sich das BSI erstmals für ein Ablaufdatum klassischer asymmetrischer Verschlüsselungsverfahren aus.

Microsoft Patch Tuesday – February 2026 https://isc.sans.edu/diary/Microsoft%20Patch%20Tuesday%20-%20February%202026/32700 Refreshing the root of trust https://blogs.windows.com/windowsexperience/2026/02/10/refreshing-the-root-of-trust-industry-collaboration-on-secure-boot-certificate-updates/ Fake 7-Zip downloads are turning home PCs into proxy nodes https://www.malwarebytes.com/blog/threat-intel/2026/02/fake-7-zip-downloads-are-turning-home-pcs-into-proxy-nodes FortiNet Vulnerabilities https://fortiguard.fortinet.com/psirt/FG-IR-25-093 https://fortiguard.fortinet.com/psirt/FG-IR-25-1052

Microsoft today released updates to fix more than 50 security holes in its Windows operating systems and other software, including patches for a whopping six „zero-day“ vulnerabilities that attackers are already exploiting in the wild.

Wie sicher sind Familien und Wohngemeinschaften im digitalen Alltag, wo liegen die praktischen Herausforderungen bei der Umsetzung von IT-Sicherheit? Eine Studie des BSI zeigt, dass sie häufig an unklaren Zuständigkeiten, sozialen Abhängigkeiten sowie der mangelnden Alltagstauglichkeit von Schutzmaßnahmen scheitert.

Quick Howto: Extract URLs from RTF files https://isc.sans.edu/diary/Quick%20Howto%3A%20Extract%20URLs%20from%20RTF%20files/32692 German Agencies Warn of Signal Phishing Targeting Politicians, Military, Journalists German: https://thehackernews.com/2026/02/german-agencies-warn-of-signal-phishing.html English: https://www.verfassungsschutz.de/SharedDocs/publikationen/DE/praevention_wirtschafts-und_wissenschaftsschutz/2026-02-06-gemeinsame-warnmitteilung-phishing.pdf?__blob=publicationFile&v=3 Someone Knows Bash Far Too Well, And We Love It – Pre-Auth RCEs https://labs.watchtowr.com/someone-knows-bash-far-too-well-and-we-love-it-ivanti-epmm-pre-auth-rces-cve-2026-1281-cve-2026-1340/ Pre-Auth RCE in BeyondTrust Remote Support & PRA CVE-2026-1731 https://www.hacktron.ai/blog/cve-2026-1731-beyondtrust-remote-support-rce https://www.beyondtrust.com/trust-center/security-advisories/bt26-02 Fortinet FortiClientEMS SQLi in the administrative interface https://fortiguard.fortinet.com/psirt/FG-IR-25-1142