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Talk With an Expert

Out-of-Band Defense: Securing VPNs from Password-Spray Attacks with Cloud Automation

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Out-of-Band Defense: Securing VPNs from Password-Spray Attacks with Cloud Automation (PDF, 0.87MB)Published: 12 May, 2025
Created by
SANS Institute
SANS Institute

This research examines an out-of-band solution to detect and block password-spray attacks on Remote Access VPN services, addressing vulnerabilities like Cisco’s CVE-2024-20481 amid rising threats post-COVID-19.

Meet the expert

SANS Institute
SANS Institute

SANS Institute

Launched in 1989 as a cooperative for information security thought leadership, it is SANS’ ongoing mission to empower cyber security professionals with the practical skills and knowledge they need to make our world a safer place.

Read more about SANS Institute

Additional resources

Navigating the Challenges of Securing Hybrid Environments

WhitepaperCloud Security
  • 24 Jul 2025
  • Matt Bromiley

Securing Azure with PIM: A Just-in-Time Access Study

WhitepaperCloud Security
  • 11 Jul 2025

Resiliency and Business Continuity in the Cloud Era

WhitepaperCloud Security, Security Awareness
  • 21 May 2025
  • Dave Shackleford

Securing the Future with Microsoft Defender for Cloud: Best Practices and Insights

WhitepaperCloud Security
  • 26 Mar 2025
  • Dave Shackleford

The Flavor of Clouds: Are Some Cloud Platforms More Attractive to Attackers?

WhitepaperCloud Security
  • 17 Feb 2025

Detecting Azure Hybrid Machine Attack Paths with Graph Theory

WhitepaperCloud Security
  • 7 Jan 2025

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