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Vishing Kits Target SSO Accounts, Bypassing MFA

First seen 25 Jan 2026, 09:41 UTC

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ThreatCluster AI
ThreatCluster March 12, 2026 at 13:27 UTC

Custom-made vishing kits are being used by hackers to attack Single Sign-On (SSO) accounts globally. These kits enable attackers to bypass multi-factor authentication (MFA) in real time by profiling victims and using spoofed calls to redirect them to malicious sites.

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