Bitwarden's help pages state storage is in Azure cloud: https://bitwarden.com/help/data-storage/#on-bitwarden-servers https://bitwarden.com/help/data-storage/#o

Bitwarden's help pages state storage is in Azure cloud: https://bitwarden.com/help/data-storage/#on-bitwarden-servers https://bitwarden.com/help/data-storage/#on-bitwarden-server... So if there is an observation of an issue, it's reasonable to connect those dots, plus their statement on that page "All uptime, scalability, security updates, and guarantees are backed by Microsoft and their cloud infrastructure" pretty much says any issues are MS/Azure problems.