Inventor
YAJIMA JUN
JP21 patents
⚠️ This page may combine multiple inventors who share the name “YAJIMA JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
13 patentsUS7065788B2Jun 20, 2006
Encryption operating apparatus and method having side-channel attack resistance
FUJITSU LTD16 citations84
US6956951B2Oct 18, 2005
Extended key preparing apparatus, extended key preparing method, recording medium and computer program
FUJITSU LTD12 citations84
US10298578B2May 21, 2019
Communication relay device, communication network, and communication relay method
FUJITSU LTD2 citations73
US10567401B2Feb 18, 2020
Device and method for detecting attack in network
FUJITSU LTD2 citations72
US11057400B2Jul 6, 2021
Device and method for detecting attack in network
FUJITSU LTD0 citations52
US9749135B2Aug 29, 2017
Encrypting device, encrypting method, and recording medium
FUJITSU LTD0 citations52
US9401805B2Jul 26, 2016
Encrypting device, encrypting method, and recording medium
FUJITSU LTD0 citations52
US9071420B2Jun 30, 2015
Information processing apparatus, tampering detection apparatus, information processing method, tampering detection method, and computer product
FUJITSU LTD1 citations52
US10873591B2Dec 22, 2020
Device and method for detecting attack in network
FUJITSU LTD0 citations41
US10567400B2Feb 18, 2020
Attack detection device, attack detection method, and non-transitory computer-readable recording medium
FUJITSU LTD0 citations41
US10270768B2Apr 23, 2019
Communication system, communication method, and communication device
FUJITSU LTD0 citations41
US9942123B2Apr 10, 2018
Device and method for monitoring communication in network including a plurality of nodes
FUJITSU LTD0 citations41
US9098107B2Aug 4, 2015
Proximity determination method, proximity determination device, and proximity determination system
FUJITSU LTD0 citations40