US 11,888,840 B2
Apparatus and method for selection and transmission of server certificate
Masanori Imagawa, Tokyo (JP)
Assigned to Mitsubishi Electric Corporation, Tokyo (JP)
Appl. No. 16/754,488
Filed by Mitsubishi Electric Corporation, Tokyo (JP)
PCT Filed Nov. 9, 2017, PCT No. PCT/JP2017/040360
§ 371(c)(1), (2) Date Apr. 8, 2020,
PCT Pub. No. WO2019/092825, PCT Pub. Date May 16, 2019.
Prior Publication US 2020/0396215 A1, Dec. 17, 2020
Int. Cl. H04L 9/40 (2022.01); H04L 9/32 (2006.01)
CPC H04L 63/0823 (2013.01) [H04L 9/3263 (2013.01); H04L 9/3268 (2013.01)] 3 Claims
OG exemplary drawing
 
1. An information processing apparatus comprising:
a storage device to store a plurality of server certificates different in subjects;
a communication interface to receive a connection request for communication to be established by using any one of the plurality of server certificates and to transmit a single server certificate to a source of the connection request, the single server certificate being selected out of the plurality of server certificates generated by the information processing apparatus serving as a certificate authority according to a source internet protocol (IP) address of the connection request; and
a processing circuitry to select the single server certificate, wherein
the processing circuitry changes a server certificate to be selected as the single server certificate out of the plurality of server certificates depending on whether the source IP address is a global IP address or a private IP address.