Methods of transmission to or reception by a telecommunications node of sensitive data, and apparatus therefor

摘要

A method is provided of transmission to a telecommunications node (30) of sensitive data to be used by the telecommunications node. The method comprises: receiving a message (33) including the sensitive data, separating the sensitive data from the rest of the message, encrypting the sensitive data, and transmitting a modified message (36) comprising the encrypted sensitive data and the unmodified rest of the message.