H04L63/00
Network architectures or network communication protocols for network security
H04L63/00
Network architectures or network communication protocols for network security
H04L63/06
for supporting key management in a packet data network
H04L63/06
for supporting key management in a packet data network
H04L63/062
for key distribution, e.g. centrally by trusted party
H04L63/062
for key distribution, e.g. centrally by trusted party