Summary: Proton, a Swiss tech company known for its privacy-focused online services, experienced a global outage due to a software change during an infrastructure migration to Kubernetes. The outage affected multiple services, including Proton Mail and Proton VPN, but was resolved within approximately two hours.
Threat Actor: N/A | N/A
Victim: Proton | Proton
Key Point :
- The outage began around 10:00 AM ET and was caused by a software change that limited connections to Proton’s database servers.
- Approximately 50% of requests to Proton Mail and Proton Calendar failed during the incident, leading to intermittent service availability.
- Proton’s ongoing migration to Kubernetes complicated load balancing, contributing to the outage’s severity.
- All services were restored within two hours, with monitoring for additional issues ongoing.