Update Campus Firewall Blocklists, 3/31

Please see the following scheduled Information Technology Services (ITS) maintenance process:

Date: Tuesday, March 31, 2026

Start Time: 9 p.m.

End Time: 11:30 p.m.

The following work is being completed: ITS is updating all campus firewall blocklists to include compromised and blocked IP addresses identified via XSIAM.

All affected groups: Systems or users whose traffic involves the IP addresses identified as compromised or blocked

All affected processes:

  • Identified IP addresses and URLs will be blocked on Palo Alto firewalls for both ingress and egress traffic, with no traffic permitted to or from those addresses.
  • List of identified IP addresses is exported into four generic indicator types: IP, CIDR, URL, Domain

Duration of impact: No additional service outage or disruption is expected beyond blocking traffic associated with the identified IP addresses.

Necessary follow-up steps: None

Questions? Please contact Crimson Service Desk at crimsonservicedesk@wsu.edu or 509-335-4357.