An unauthorized connection detecting device which detects an unauthorized charge/discharge device includes: a time information obtaining unit obtaining, as time information, information from a first charge/discharge device, the information indicating at least one of an issuing date of a first certificate which is a public key certificate and an issuing date of a certificate revocation list held by the first charge/discharge device; an expiration date obtaining unit obtaining expiration date information from a second charge/discharge device, the expiration date information indicating an expiration date of a second certificate which is a public key certificate held by the second charge/discharge device; and an unauthorization detecting unit detecting whether or not the second charge/discharge device is the unauthorized charge/discharge device by comparing the time information with the expiration date information.
Unauthorized connection detecting device, unauthorized connection detecting system, and unauthorized connection detecting method
2016-03-15
Patent
Electronic Resource
English
IPC: | H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G07F Selbstkassierende und ähnliche Geräte , COIN-FREED OR LIKE APPARATUS / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
European Patent Office | 2016
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