COMMUNICATION DEVICE, COMMUNICATION SYSTEM, AND ENCRYPTION COMMUNICATION CONTROL METHOD

• Main Authors: TAGUCHI HIROYASU, SHODA YOSHINARI, ISOBE MASAYA, ICHIMURA KAZUYOSHI, HATTORI YUJI, FUKUNAGA YOSHIAKI
• Format: Patent
• Language: English; Japanese
• Published: 15.11.2018
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION

PROBLEM TO BE SOLVED: To avoid discarding a packet due to a change of an encryption key.SOLUTION: A communication device for bi-directionally transmitting and receiving packets encrypted with an encryption key to and from an opposite device includes: a transmitting unit for transmitting an update re...