On October 3, 2025, GreyNoise detected a significant spike in scanning activity aimed at Palo Alto Networks login portals, with a nearly 500% increase in IP addresses involved compared to previous levels. This represents the highest volume of such activity recorded in the last three months. The nature of the traffic is described as targeted and structured, suggesting deliberate reconnaissance efforts by threat actors rather than random scanning.
The increase in scanning activity raises concerns about potential attempts to identify vulnerabilities or gain unauthorized access to Palo Alto Networks systems, which are widely deployed for network security. Such activity could precede more advanced cyberattacks, including infiltration or exploitation of login portals. Organizations using Palo Alto Networks products should be vigilant and ensure their login portals are secured with robust authentication measures and continuous monitoring.
The incident underscores the evolving threat landscape in cybersecurity, where attackers increasingly focus on critical security infrastructure components. Proactive threat intelligence and rapid response are essential to mitigate risks posed by such targeted scanning campaigns.
👉 Pročitaj original: The Hacker News
