Security News
Microsoft is investigating an ongoing outage blocking Exchange Online customers worldwide from accessing their mailboxes or sending/receiving emails. Affected users see "550 5.4.1 Recipient address rejected: Access denied" errors when trying to send or when receiving messages, starting today at 1:11 PM UTC. "We're investigating an issue wherein users may be unable to access their Exchange Online mailboxes via any connection method. Additional details can be found within the Service Health Dashboard under EX522020," Microsoft tweeted earlier today.
Satellite broadcast provider and TV giant Dish Network has finally confirmed that a ransomware attack was the cause of a multi-day network and service outage that started on Friday.As BleepingComputer reported, this widespread outage hit Dish.com, the Dish Anywhere app, Boost Mobile, and other websites and networks owned and operated by Dish Network.
In an email to The Register on Monday morning, a Dish spokesperson said the satellite TV company is working to restore all of its systems "As quickly as possible," but declined to answer questions about whether the outage was due to a ransomware infection, as has been widely speculated on social media. "We experienced a systems issue with our corporate network on February 23 that is affecting our internal servers and telephone systems, and the issue is being investigated," the Dish spokesperson said.
American TV giant and satellite broadcast provider, Dish Network has mysteriously gone offline with its websites and apps ceasing to function over the past 24 hours. The widespread outage affects Dish.com, Dish Anywhere app as well as several websites and networks owned by the corporation.
While the Twitter outage affected comparatively few Twitter users, it could hold a larger message about the dangers not just to operations but also security for organizations mulling big cuts in workforce. With just 1,300 active staff, Twitter now has 80% fewer workers than the roughly 8,000 the company had on its payroll before the October 2022 takeover by Elon Musk, by some reports.
Microsoft is investigating and working on addressing an ongoing outage affecting the company's Outlook webmail service. According to information shared via the company's Microsoft 365 Status Twitter account, Redmond is performing targeted restarts to portions of the infrastructure impacted by a recent change.
Bermuda experienced a widespread power outage since Friday evening which impacted the island's internet and phone service availability. Reports suggest the massive power outage across the British Overseas Territory also hit much of the region's internet connectivity with some customers additionally losing their telephone connection.
Bermuda experienced a widespread power outage since Friday evening which impacted the island's internet and phone service availability. Power surges that often follow a power cut can be damaging to voltage-sensitive devices like laptop computers, mobile phones, medical equipment, etc.
Microsoft says this week's five-hour-long Microsoft 365 worldwide outage was caused by a router IP address change that led to packet forwarding issues between all other routers in its Wide Area Network. Redmond said at the time that the outage resulted from DNS and WAN networking configuration issues caused by a WAN update and that users across all regions serviced by the impacted infrastructure were having problems accessing the affected Microsoft 365 services.
Microsoft is investigating an ongoing outage impacting multiple Microsoft 365 services after customers have reported experiencing connection issues."We're investigating issues impacting multiple Microsoft 365 services. We've identified a potential networking issue and are reviewing telemetry to determine the next troubleshooting steps," the Microsoft 365 team said in a Twitter thread. "We've isolated the problem to networking configuration issues, and we're analyzing the best mitigation strategy to address these without causing additional impact."