GreyNoise observed a sharp and sustained decline in scanning activity targeting Palo Alto Networks GlobalProtect portals. 20,000 IPs per day. Dropped to just over 100. Analysis: https://www.greynoise.io/blog/surge-palo-alto-networks-scanner-activity

Surge in Palo Alto Networks Scanner Activity Indicates Possible Upcoming Threats
Over the last 30 days, nearly 24,000 unique IP addresses have attempted to access these portals. The pattern suggests a coordinated effort to probe network defenses and identify exposed or vulnerable systems, potentially as a precursor to targeted exploitation.