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.
Escalating incursions into military base infrastructure, telecom networks, utilities, and more signal that Beijing is laying the groundwork for mass disruption.
Trucking and fleet management solutions provider ORBCOMM has confirmed that a ransomware attack is causing recent service outages that prevent trucking companies from managing their fleets. [...]
Zero-days are so 2022. Why not just social engineer the help desk? Casino giant Caesars Entertainment has confirmed miscreants stole a database containing customer info, including driver license and social security numbers for a "significant number" of its loyalty program members, in a social engineering attack earlier this month.…
The Auckland Transport (AT) transportation authority in New Zealand is dealing with a widespread outage caused by a cyber incident, impacting a wide range of customer services. [...]
Microsoft is investigating an ongoing outage preventing customers from sending or receiving messages using the company's Microsoft Teams communication platform. [...]
Payment processing firm Square says a widespread outage that took down a large part of the company's infrastructure last week was caused by a DNS issue. [...]