Microsoft on Wednesday said it built a lightweight scanner that it said can detect backdoors in open-weight large language models (LLMs) and improve the overall trust in artificial intelligence (AI) systems.
The tech giant's AI Security team said the scanner leverages three observable signals that can be used to reliably flag the presence of backdoors while maintaining a low false positive
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Microsoft Develops Scanner to Detect Backdoors in Open-Weight Large Language Models
Microsoft on Wednesday said it built a lightweight scanner that it said can detect backdoors in open-weight large language models (LLMs) and improve the overall trust in artificial intelligence (AI) systems. The tech giant's AI Security…
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title: Detect Exploitation - Microsoft Develops Scanner to Detect Backdoors in Open-Weight Large Language Models
id: 79606754-d2fa-46a5-aff1-6773a3414b1e
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-24
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessrule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-24"
description = "YARA Signature for "
strings:
$str = "Microsoft Develops Scanner to " ascii wide
condition:
any of them
}tsecurity.de Cognitive Threat RAG
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Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich Microsoft Develops Scanner to Detect Bac.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
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