This set of guidance, led by international cybersecurity authorities, is intended to help organizations protect their network edge devices and appliances, such as firewalls, routers, virtual private networks (VPN) gateways, Internet of Things (IoT) devices, internet-facing servers, and internet-facing operational technology (OT) systems.| Cybersecurity and Infrastructure Security Agency CISA
Learn about the importance of CISA's Known Exploited Vulnerability (KEV) catalog and how to use it to help build a collective resilience across the cybersecurity community.| Cybersecurity and Infrastructure Security Agency CISA
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild. Organizations should use the KEV catalog as an input to their vulnerability management prioritization framework.How to use the KEV CatalogThe KEV catalog is also available in these formats:| Cybersecurity and Infrastructure Security Agency CISA
View Cybersecurity Advisories OnlyView Advisory DefinitionsSecure by Design Alerts| Cybersecurity and Infrastructure Security Agency CISA
TIPS & GUIDANCE Ransomware incidents can severely impact business processes and leave organizations without the data they need to operate and deliver mission-critical services. The economic and reputational impacts of ransomware incidents, throughout the initial disruption and, at times, extended recovery, have also proven challenging for organizations large and small.| Cybersecurity and Infrastructure Security Agency CISA