Patent ID: 9712494
Date: 2017-07-18
CPC Classifications: H04L

Claim:
1. An intermediate computer for secure forwarding of messages in a telecommunication network, comprising: an intermediate computer configured to connect to a telecommunication network; the intermediate computer configured to be assigned with a first network address in the telecommunication network; the intermediate computer configured to receive from a mobile computer a secure message sent to the first network address having an encrypted data payload of a message and a unique identity, the data payload encrypted with a cryptographic key derived from a key exchange protocol; the intermediate computer configured to read the unique identity from the secure message sent to the first network address; and the intermediate computer configured to access a translation table, to find a destination address from the translation table using the unique identity, and to securely forward the encrypted data payload to the destination address using a network address of the intermediate computer as a source address of a forwarded message containing the encrypted data payload wherein the intermediate computer does not have the cryptographic key to decrypt the encrypted data payload.