threat-intel Malware Can Abuse Windows Hello for Business Keys for Persistent Entra ID Access Researchers have discovered a vulnerability in Windows Hello for Business that allows malware running within a signed-in session to leverage the victim's hardware-backed authentication key to gain persistent access to Microsoft Entra ID. This bypasses traditional security measures and enables attackers to register devi… The Hacker News · Aug 7, 2026 High windowsentria idwebauthn
threat-intel New Attack Methods Enable Malware to Hijack Passkey-Protected Accounts Researchers at Palo Alto Networks have uncovered new attack methods that allow malware to steal passkey-protected accounts, bypassing traditional security measures. These techniques exploit vulnerabilities in Chrome’s sy… SecurityWeek · Aug 5, 2026 High passkeyauthenticationchrome
threat-intel Pass the Passkey: A Novel Attack Surface in Passwordless Authentication This report details a new attack vector, dubbed ‘Pass-ta-key,’ that allows malware running on a compromised endpoint to bypass traditional security measures and gain unauthorized access to passkey-protected accounts. Res… Palo Alto Unit 42 · Aug 3, 2026 High USpasskeyauthenticationmalware
vulnerability Flaws in Passkey Implementation Show Old Attacks Still Work Researchers at SpecterOps discovered several exploitable flaws in Microsoft's passkey implementation, particularly within Microsoft Entra ID, that could allow attackers to impersonate privileged users and bypass MFA. Des… Dark Reading · Jul 22, 2026 High CVE-2026-34348passkeyswebauthnmicrosoft
threat-intel How We Added WebAuthn to a Browser-Based RDP Client This Palo Alto Unit 42 article details the development of a browser-based RDP client that supports WebAuthn redirection, allowing users to utilize security keys like YubiKeys during remote sessions. The team overcame sig… Palo Alto Unit 42 · Jul 2, 2026 Medium webauthnrdpbrowser
