Section: 5.9.3.3 Protection of attributes
Content: Integrity protection shall be applied to all attributes transferred over the N32-f interface. Confidentiality protection shall be applied to all attributes specified in SEPP's Data-type Encryption Policy (clause 13.2.3.2). The following attributes shall be confidentiality protected when being sent over the N32-f interface, irrespective of the Data-type Encryption Policy: - Authentication Vectors. - Cryptographic material. - Location data, e.g. Cell ID and Physical Cell ID. - Content of SMS in case of SMS over SBI over N32. - Authorization token. The following attributes should additionally be confidentiality protected when being sent over the N32-f interface: - SUPI.