VPNs, Email Gateways and Remote-Support Tools: The Edge Devices Exploited This Month, and What to Check Now
In October 2026, exploitation was confirmed for Ivanti, Citrix, Palo Alto, Cisco, Fortinet, BeyondTrust and Japan's SiteGuard, all devices that sit at the edge of a network. This is a summary, built on official sources, of which devices are affected, what to do before you update, and what the Digital Agency incident shows.