A method for execution at a radio access node in a wireless communication network, the method comprising: transmitting, toward a mobile device, both: context information associated with the mobile device and encrypted by the radio access node using an encryption key; and an indication of a storage location of a cryptographic key within the communication network for decrypting the encrypted context information, wherein the storage location is separate from the mobile device; and storing the cryptographic key at the indicated storage location, wherein the cryptographic key is associated with the encryption key and usable for decrypting the encrypted context information, further comprising: wirelessly receiving a message, the message including the encrypted context information and the indication of the storage location of the cryptographic key; retrieving the cryptographic key based on the indication of the storage location of the cryptographic key; and using the retrieved cryptographic key to decrypt the encrypted context information, wherein the message further comprises encrypted uplink data and wherein the encrypted context information includes an indication of a storage location of a further cryptographic key stored in a network location and usable for decrypting the encrypted uplink data, the method further comprising: obtaining the further cryptographic key based on the encrypted context information following decryption thereof using the indication of the storage location of the further cryptographic key; and decrypting the encrypted uplink data using the obtained further cryptographic key. transmitting, toward a mobile device, both: context information associated with the mobile device and encrypted by the radio access node using an encryption key; and an indication of a storage location of a cryptographic key within the communication network for decrypting the encrypted context information, wherein the storage location is separate from the mobile device; and storing the cryptographic key at the indicated storage location, wherein the cryptographic key is associated with the encryption key and usable for decrypting the encrypted context information, further comprising: wirelessly receiving a message, the message including the encrypted context information and the indication of the storage location of the cryptographic key; retrieving the cryptographic key based on the indication of the storage location of the cryptographic key; and using the retrieved cryptographic key to decrypt the encrypted context information, wherein the message further comprises encrypted uplink data and wherein the encrypted context information includes an indication of a storage location of a further cryptographic key stored in a network location and usable for decrypting the encrypted uplink data, the method further comprising: obtaining the further cryptographic key based on the encrypted context information following decryption thereof using the indication of the storage location of the further cryptographic key; and decrypting the encrypted uplink data using the obtained further cryptographic key. wirelessly receiving a message, the message including the encrypted context information and the indication of the storage location of the cryptographic key; retrieving the cryptographic key based on the indication of the storage location of the cryptographic key; and using the retrieved cryptographic key to decrypt the encrypted context information, wherein the message further comprises encrypted uplink data and wherein the encrypted context information includes an indication of a storage location of a further cryptographic key stored in a network location and usable for decrypting the encrypted uplink data, the method further comprising: obtaining the further cryptographic key based on the encrypted context information following decryption thereof using the indication of the storage location of the further cryptographic key; and decrypting the encrypted uplink data using the obtained further cryptographic key. obtaining the further cryptographic key based on the encrypted context information following decryption thereof using the indication of the storage location of the further cryptographic key; and decrypting the encrypted uplink data using the obtained further cryptographic key.