Fable 5.1 released, USPS "untested" IT, Exchange hijack vulnerability

Fable 5.1 released, USPS "untested" IT, Exchange hijack vulnerability

Author: CISO Series September 2, 2026 Duration: 8:38

Anthropic announces safety changes and new models

USPS installs "untested" IT systems for mail-in ballots

Thousands of Exchange servers vulnerable to hijacks

Get the full show notes here: https://cisoseries.com/cybersecurity-news-fable-5-1-released-usps-untested-it-exchange-hijack-vulnerability/ 

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