Keyword : functional encryption


Efficient Inner Product Functional Encryption with Full-Hiding Security
Junichi TOMIDA Masayuki ABE Tatsuaki OKAMOTO 
Publication:   
Publication Date: 2020/01/01
Vol. E103-A  No. 1 ; pp. 33-40
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
functional encryptioninner productfunction privacypairing
 Summary | Full Text:PDF(929.4KB)

Two-Input Functional Encryption for Inner Products from Bilinear Maps
Kwangsu LEE Dong Hoon LEE 
Publication:   
Publication Date: 2018/06/01
Vol. E101-A  No. 6 ; pp. 915-928
Type of Manuscript:  PAPER
Category: Cryptography and Information Security
Keyword: 
functional encryptionmulti-input functional encryptioninner productbilinear maps
 Summary | Full Text:PDF(644.6KB)

Adaptively Attribute-Hiding (Hierarchical) Inner Product Encryption
Tatsuaki OKAMOTO Katsuyuki TAKASHIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/01/01
Vol. E99-A  No. 1 ; pp. 92-117
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
functional encryptioninner product encryptionattribute-hiding
 Summary | Full Text:PDF(750.1KB)

Dual Pairing Vector Spaces and Their Applications
Tatsuaki OKAMOTO Katsuyuki TAKASHIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/01/01
Vol. E98-A  No. 1 ; pp. 3-15
Type of Manuscript:  INVITED PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
bilinear pairingsdual pairing vector spacesDPVSfunctional encryptionattribute-based encryptioninner-product encryptionattribute-based signatures
 Summary | Full Text:PDF(561.1KB)

Efficient (Hierarchical) Inner-Product Encryption Tightly Reduced from the Decisional Linear Assumption
Tatsuaki OKAMOTO Katsuyuki TAKASHIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/01/01
Vol. E96-A  No. 1 ; pp. 42-52
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Public Key Based Protocols
Keyword: 
functional encryptioninner-product encryptionattribute-hidingtight security reductionshort ciphertexts/secret-keys
 Summary | Full Text:PDF(310.4KB)