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D04-SC: No

Rationale

SCION endpoint addressing combines ISD-AS and an AS-local host address. In the selected SCION/application-UDP profile, those are network attachment and host addressing components, not an independently controlled user identity. AS trust material protects the routing/trust domain and does not turn each ordinary application user into a separately identified communication principal. The column explicitly excludes end-to-end TLS or another identity layer.

Assessment method

Documentary selected-stack classification; no new network execution

Source context

Official API, protocol and configuration documentation; retained origin bytes or explicitly labelled web extractions, 2026-10-15

Outstanding qualification

Creating UDP sockets or selecting paths is not creating a new user identity. Host-address delegation and additional AS credentials do not satisfy the defined boundary. A TLS or application-authentication composition could be assessed separately; none is added here. This No does not deny unprivileged use of an already provisioned SCION endpoint.

Public sources

Editorial evidence references

The following identifiers refer to research records not included in this public package; they are not public links.