Blog

Microsoft Patch Tuesday: 6 exploited zero-days fixed in February 2026

Microsoft has plugged 50+ security holes on February 2026 Patch Tuesday, including six zero-day vulnerabilities exploited by attackers in the wild. The “security feature bypass” zero-days Among the zero-days fixed are three vulnerabilities that allow attackers to bypass a security feature. CVE-2026-21513 affects the MSHTML/Trident browser engine for the Microsoft Windows version of Internet Explorer, and CVE-2026-21514 affects Microsoft Word. The former can be exploited by attackers by convincing a user to open a malicious … More → The post Microsoft Patch Tuesday: 6 exploited zero-days fixed in February 2026 appeared first on Help Net Security.
http://news.poseidon-us.com/TQv3SR

That “summarize with AI” button might be manipulating you

Microsoft security researchers discovered a growing trend of AI memory poisoning attacks used for promotional purposes, referred to as AI Recommendation Poisoning. The MITRE ATLAS knowledge base classifies this behavior as AML.T0080: Memory Poisoning. The activity focuses on shaping future recommendations by inserting prompts that cause an assistant to treat specific companies, websites, or services as trusted or preferred. Once stored, these entries can affect responses in later, unrelated conversations. Manipulated assistants may influence recommendations … More → The post That “summarize with AI” button might be manipulating you appeared first on Help Net Security.
http://news.poseidon-us.com/TQv3Qp

AI fueled massive surge in fraud losses last year, study finds

In a major shift in the threat landscape, AI fraud surpassed traditional fraud, according to Pindrop research.
http://news.poseidon-us.com/TQv07x

Google Search introduces new ways to remove sensitive personal information and explicit images

Google expanded its “Results about you” tool to give users more control over sensitive personal information and added a way to request removal of non-consensual explicit images from Search. Manage and limit sensitive personal information in Search Users can request the removal of Search results that contain sensitive personal information, such as driver’s license numbers, passport numbers, and Social Security numbers, through the Results about you hub. First-time users must enter the contact information they … More → The post Google Search introduces new ways to remove sensitive personal information and explicit images appeared first on Help Net Security.
http://news.poseidon-us.com/TQtyQG

Yubico previews passkey-enabled digital signatures in upcoming YubiKey 5.8 firmware

Yubico’s upcoming YubiKey 5.8 firmware introduces standardized APIs that integrate hardware-backed signatures with passkey authentication. To enable privacy-capable digital signatures using passkeys, expanded enterprise IdP support, and next-generation digital wallet use cases, the firmware adds support for FIDO CTAP 2.3 and preview WebAuthn signing extensions. “The adoption of CTAP 2.3, together with enhancements such as the W3C signing extension, enables usable digital signatures in web applications and services where digital signing is part of the … More → The post Yubico previews passkey-enabled digital signatures in upcoming YubiKey 5.8 firmware appeared first on Help Net Security.
http://news.poseidon-us.com/TQtv3Q

Cisco enhances security for enterprise AI adoption

Cisco announced a suite of capabilities to help enterprises adopt agentic AI with confidence, combining agent protection, interaction governance, and resilient connectivity for AI-driven workflows. As organizations move from AI assistants to autonomous agents that use tools and data across hybrid environments, security teams need to strengthen agentic defenses, govern agent interactions with enterprise systems and external services, and maintain reliable, cryptographically protected connectivity at scale. “In the age of AI, safety and security are … More → The post Cisco enhances security for enterprise AI adoption appeared first on Help Net Security.
http://news.poseidon-us.com/TQtm1G