The Segment

The Monday Microsegment for the week of 4/20/2026

Episode Notes

The Monday Microsegment for the week of April 20. All the cybersecurity news you need to stay ahead, from Illumio's The Segment podcast.

• Microsoft’s biggest patch day this year includes a live SharePoint exploit.
• Two million Amtrak records leak. Did the railroad choo-choo-choose not to pay a ransom?
• And researchers find malware aimed at Israel’s water supply.

New AI models like Anthropic’s Mythos are changing cybersecurity fast. Erik Boch joins us to explain why defenders and attackers are both paying attention. 

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