Tadashi ARAKI


Improving the Performance of Enciphered B+-Trees
Thomas HARDJONO Tadashi ARAKI Tetsuya CHIKARAISHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/01/25
Vol. E76-A  No. 1  pp. 104-111
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
information securitycryptography
 Summary | Full Text:PDF(761.6KB)

An Access Control Mechanism for Object-Oriented Database Systems
Tadashi ARAKI Tetsuya CHIKARAISHI Thomas HARDJONO Tadashi OHTA Nobuyoshi TERASHIMA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1993/01/25
Vol. E76-A  No. 1  pp. 112-121
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: 
Keyword: 
information securityobject-oriented database systemmultilevel access controlsecurity policytrusted computing base
 Summary | Full Text:PDF(874.5KB)

Security Level Assignment by Graph Analysis
Tadashi ARAKI Tetsuya MORIZUMI Hiroshi NAGASE Toyofumi TAKENAKA Koichi YAMASHITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1991/08/25
Vol. E74-A  No. 8  pp. 2166-2175
Type of Manuscript:  Special Section PAPER (Special Issue on Cryptography and Information Security)
Category: 
Keyword: 
 Summary | Full Text:PDF(731.7KB)