The intrusions involve the use of a previously undocumented Windows backdoor called NightLedger and two custom WebSocket tunnelers,
The company claims MAI-Cyber-1-Flash tops Anthropic’s Mythos and OpenAI’s GPT-5.6 Sol in CyberGym testing.
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Act Security tackles the spiraling patch problem caused by AI’s ability to find new vulnerabilities in existing cloud environments.
The post Act Security Emerges from Stealth to Fight the Patch Problem appeared first on SecurityWeek.
Tal Kollander’s history divides neatly into two halves: first as an active hacker and then as the block that stops hacks.
The post Hacker Conversations: Tal Kollander’s Journey From Black Hat to Hack Blocker appeared first on SecurityWeek.
The startup will invest in expanding engineering and sales teams, accelerating ecosystem support, and expanding corporate partnerships.
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The new two-word naming convention uses a memorable term utilized in public reporting and a cluster-categorization word.
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The vulnerability, assigned CVE-2026-63077 (CVSS score: 9.8), affects all TeamCity On-Premises versions. It has been addressed in versions 2025.11.7 and 2026.1.3. TeamCity Cloud instances have already
The critical remote code execution bug can be exploited without authentication, under the library’s stock default configurations.
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