Archiv für Januar 2026

Auf dem Weltwirtschaftsforum (WEF) im schweizerischen Davos sprach Claudia Plattner, Präsidentin des Bundesamtes für Sicherheit in der Informationstechnik (BSI), mit Wirtschaftsexperten über Strategien, die zu größerer digitaler Souveränität im europäischen Finanzsektor führen können.

Add Punycode to your Threat Hunting Routine Punycode patterns in DNS queries make excellent hunting opportunities. https://isc.sans.edu/diary/Add%20Punycode%20to%20your%20Threat%20Hunting%20Routine/32640 GNU InetUtils Security Advisory: remote authentication by-pass intelnetd telnetd shipping with InetUtils suffers from a critical authentication by-pass vulnerability. https://www.openwall.com/lists/oss-security/2026/01/20/2 6-day and IP Address Certificates are Generally Available Let s Encrypt will now offer 6-day certificates as an […]

„How many states are there in the United States?“ Attackers are actively scanning for LLMs, fingerprinting them using the query How many states are there in the United States? . https://isc.sans.edu/diary/%22How%20many%20states%20are%20there%20in%20the%20United%20States%3F%22/32618 Closing the Door on Net-NTLMv1: Releasing Rainbow Tables to Accelerate Protocol Deprecation Mandiant is publicly releasing a comprehensive dataset of Net-NTLMv1 rainbow tables to […]

Battling Cryptojacking, Botnets, and IABs Cryptojacking often comes with less obvious addons, like SSH backdoors https://isc.sans.edu/diary/Battling%20Cryptojacking%2C%20Botnets%2C%20and%20IABs%20%5BGuest%20Diary%5D/32632 Microsoft Copilot Reprompt Attacks Adding a query parameter to the URL may prefill a Copilot prompt, altering the meaning of the prompts that follow. https://www.varonis.com/blog/reprompt Hijacking Bluetooth Accessories Using Google Fast Pair Google s fast pair protocol is often […]

Das BSI unterstützt den Cloud-Computing-Anbieter Amazon Web Services (AWS) bei der Ausgestaltung von Sicherheits- und Souveränitätsmerkmalen seiner European Sovereign Cloud (ESC): einer eigenständigen Cloud-Infrastruktur, die sich vollständig innerhalb der EU befindet.

Infection repeatedly adds scheduled tasks and increases traffic to the same C2 domain https://isc.sans.edu/diary/Infection%20repeatedly%20adds%20scheduled%20tasks%20and%20increases%20traffic%20to%20the%20same%20C2%20domain/32628 BodySnatcher (CVE-2025-12420): A Broken Authentication and Agentic Hijacking Vulnerability in ServiceNow https://appomni.com/ao-labs/bodysnatcher-agentic-ai-security-vulnerability-in-servicenow/ Starlink Terminal GPS Spoofing/Jamming Detection in Iran https://github.com/narimangharib/starlink-iran-gps-spoofing/blob/main/starlink-iran.md

Microsoft Patch Tuesday January 2026 Microsoft released patches for 113 vulnerabilities. This includes one already exploited vulnerability, one that was made public before today and eight critical vulnerabilities. https://isc.sans.edu/diary/January%202026%20Microsoft%20Patch%20Tuesday%20Summary/32624 Adobe Patches Adobe released patches for five products. The code execution vulnerabilities in ColdFusion and Acrobat Reader deserve special attention. https://helpx.adobe.com/security.html Fortinet Patches Fortnet patched two […]