Patent ID: 11916970
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. A client node configured to assume a client role in a particular message exchange with a server node, the client node configured to:
determine, from a resource directory node that stores information about resources, at least one of security capabilities and security preferences of the server node that hosts a resource, wherein the at least one of security capabilities and security preferences indicates one or more cipher suites preferred by the server node, wherein the server node indicates its preference of the cipher suites by specifying one or more identifiers for a CipherSuite parameter, in ascending or descending order of the preference, and wherein each cipher suite of the one or more cipher suites corresponds to an authenticated encryption with associated data (AEAD) algorithm or a hash-based messaged authentication (HMAC)-based key derivation function (HKDF) hash pair; and
set up a secured connection with the server node using the at least one of determined security capabilities and the security preferences.