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Vishing
2 articles on vishing.
Block’s Dessa and the Security of Speech-to-Speech Voice AI (Oct 2026)
Block announced Dessa, a full-duplex speech-to-speech voice model, as a research preview on 23 Oct 2026. What it is, whether you can use it as a live audio chat yet, how to secure voice models, and 20+ security issues that come with speech-to-speech AI.
October 24, 2026
Helpdesk Security: Defending the Service Desk Against Vishing Attacks
The IT service desk is now a primary attack surface. Learn the Scattered Spider playbook and the concrete identity-verification, monitoring, and Conditional Access controls that stop attackers from calling in to reset passwords and MFA.
September 10, 2026