Roundtable Archive
Every public Roundtable, on the record.
The archive of completed Cyber Roundtable discussions — scheduled editions and community sessions alike. Decision Records live in the Cyber Decision Ledger.
Last 7 days
What the panel worked through this week — sessions, the threat domains they covered, and where the ledger moved.
Threat domains covered · click to filter this week
May 2, 2026
security.ubuntu.com DDoS Blocks Copy Fail Patching During Exploitation
Apt is the choke point: millions of Ubuntu hosts reportedly cannot reach security.ubuntu.com while Copy Fail is in KEV and under live abuse. The outage turns patching into a mirror decision, not a maintenance window.
- 7
- Findings
- 10
- Experts
- 18
- Messages
Ubuntu Mirrors Beat Canonical Feeds After 24 Hours Of Copy Fail Blocking
Copy Fail exploit code is public, but the usual Ubuntu path is still failing after 24 hours. The fight moved from patch-now urgency to whether teams can trust and scale mirrors before attackers get the same window.
- 5
- Findings
- 10
- Experts
- 16
- Messages