Outages can disrupt security tools and critical services, showing how failures in infrastructure, vendors, or recovery plans affect cyber resilience.
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Background for this topic.
Outage is a period when a system, network, application, or online service is unavailable or cannot perform its intended function. It may be planned maintenance or an unplanned disruption caused by equipment or software failure, misconfiguration, a dependency problem, natural hazards, or a denial-of-service attack. The tag generally concerns availability incidents, not every performance issue or security breach.
For security practitioners, an outage requires determining whether malicious activity contributed to the disruption while preserving relevant logs, network telemetry, and system state for investigation. Defenses include capacity planning, segmented and redundant architecture, tested failover and recovery procedures, and controls that limit the effect of DDoS traffic or compromised dependencies. Emergency changes made during recovery should be authorized and recorded, since they can create new vulnerabilities or affect data integrity. Clear incident ownership and communications help coordinate technical response without obscuring the cause or scope.
A sweeping effort to prevent a raft of targeted cybercrime groups from posting ransomware victims' data publicly is hampering their operations, causing outages.
IHG is assessing the nature, extent and impact of the incident and implementing response plans
Online booking systems and other services knocked offline amid network intrusion The IT systems of InterContinental Hotels Group, the massive hospitality organization that operates 17 hotel brands around the world, have been compromised, causing ongoing disruption to the corporation's online booking systems and other services.…