Security change on December 1, 2026: TLS 1.2 will become the minimum standard for 365 business Print Agent. Details and system requirements
365 business development
Proxy Application Client

Requirements

To use the 365 business Proxy Client, communication with various 365 business API services is required.
To ensure proper functionality, it may be necessary to configure appropriate firewall settings.

Required Resources

The following DNS names, ports, and protocols are used for communication:

DNS NamePortProtocolDescription
proxyapplication.365businessapi.com443HTTPSAPI endpoint for functionality and license validation.
softwaremaintenance.blob.core.windows.net443HTTPSAPI endpoint for plugin download.
license.365businessapi.com443HTTPSAPI endpoint for license verification and management.
status.365businessdev.com443HTTPSEndpoint used for health checks.

Info

Please ensure that outbound HTTPS connections to the endpoints listed above are allowed by your infrastructure.

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