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.
Local authority websites downed in response to renewed support for Ukraine Multiple UK councils had their websites either knocked offline or were inaccessible to residents this week after pro-Russia cyber nuisances added them to a daily target list.…
The prominent state-sponsored advanced persistent threat (APT), aka Jumpy Pisces, appears to be moving away from its primary cyber-espionage motives and toward wreaking widespread disruption and damage.
Knee-jerk reactions to major vendor outages could do more harm than good.
Vendor Blames Delta's Outage Severity on Its 'Own Response and IT Infrastructure'CrowdStrike has countersued customer Delta Air Lines, accusing the airline of employing a lawsuit and seeking damages in "a desperate attempt to shift blame" for Delta's own IT inadequacies having exacerbated its outage, unlike "other major airlines" that quickly resumed operations.
Outages are inevitable. Our focus should be on minimizing their scope, addressing underlying causes, and understanding that protecting systems is about keeping bad actors out while maintaining stability and reliability.
Over 22,000 CyberPanel instances exposed online to a critical remote code execution (RCE) vulnerability were mass-targeted in a PSAUX ransomware attack that took almost all instances offline. [...]
The Dutch National Police, along with international partners, have announced the disruption of the infrastructure powering two information stealers tracked as RedLine and MetaStealer
When a large hospital in an urban area is shut down by ransomware, the disruption can be significant, but when a rural hospital faces a similar cyber outage, the impact on patient safety and the community can be extreme, said Nitin Natarajan of the Cybersecurity and Infrastructure Security Agency.
Legal action comes months after alleging negligence by Falcon vendor Delta Air Lines is suing CrowdStrike in a bid to recover the circa $500 million in estimated lost revenue months after the cybersecurity company "caused" an infamous global IT outage.…