Yookun CHO


Finish Time Predictability of Earliest Deadline Zero Laxity Algorithm for Multiprocessor Real-Time Systems
Sangchul HAN Heeheon KIM Xuefeng PIAO Minkyu PARK Seongje CHO Yookun CHO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2006/12/01
Vol. E89-D  No. 12  pp. 2981-2984
Type of Manuscript:  LETTER
Category: System Programs
Keyword: 
embedded real-time systemmultiprocessorpriority-driven schedulingEarliest Deadline Zero Laxityfinish time predictability
 Summary | Full Text:PDF(122.5KB)

Efficient Identification of Bad Signatures in RSA-Type Batch Signature
Seungwon LEE Seongje CHO Jongmoo CHOI Yookun CHO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/01/01
Vol. E89-A  No. 1  pp. 74-80
Type of Manuscript:  Special Section PAPER (Special Section on Cryptography and Information Security)
Category: Digital Signature
Keyword: 
batch verificationbatch identificationRSA
 Summary | Full Text:PDF(498.2KB)

An Efficient Mobile Code Authentication Scheme that Permits Overlapping of Execution and Downloading
JaeYong JEONG Yongsu PARK Yookun CHO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2005/05/01
Vol. E88-D  No. 5  pp. 1077-1081
Type of Manuscript:  LETTER
Category: Networks
Keyword: 
mobile communications securitynetwork securityauthentication
 Summary | Full Text:PDF(111.4KB)

Comparison of Deadline-Based Scheduling Algorithms for Periodic Real-Time Tasks on Multiprocessor
Minkyu PARK Sangchul HAN Heeheon KIM Seongje CHO Yookun CHO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2005/03/01
Vol. E88-D  No. 3  pp. 658-661
Type of Manuscript:  LETTER
Category: System Programs
Keyword: 
multiprocessorreal-timeschedulingperiodicdeadline
 Summary | Full Text:PDF(175.4KB)

An Enhanced SAIDA: Stream Authentication with High Verification Probability and Low Computation Cost
Yongsu PARK Yookun CHO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/09/01
Vol. E87-A  No. 9  pp. 2471-2473
Type of Manuscript:  LETTER
Category: Information Security
Keyword: 
network securityauthenticationdigital signaturestream distribution
 Summary | Full Text:PDF(304.5KB)

Cost Analysis of Optimistic Recovery Model for Forked Checkpointing
Jiman HONG Sangsu KIM Yookun CHO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/09/01
Vol. E86-D  No. 9  pp. 1534-1541
Type of Manuscript:  Special Section PAPER (Special Issue on Parallel and Distributed Computing, Applications and Technologies)
Category: Networking and Architectures
Keyword: 
checkpointing and recoveryforked checkpointingcheckpoint overheadexpected execution time
 Summary | Full Text:PDF(390.2KB)

An Efficient Stream Authentication Scheme
Yongsu PARK Yookun CHO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/04/01
Vol. E86-D  No. 4  pp. 704-711
Type of Manuscript:  PAPER
Category: Applications of Information Security Techniques
Keyword: 
network securitystream authentication protocolstream distribution
 Summary | Full Text:PDF(335.7KB)

Randomization Enhanced Blind Signature Schemes Based on RSA
Moonsang KWON Yookun CHO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/03/01
Vol. E86-A  No. 3  pp. 730-733
Type of Manuscript:  LETTER
Category: Information Security
Keyword: 
blind signature schemeanonymitychosen-plaintext attackrandomization
 Summary | Full Text:PDF(144.8KB)

Ensuring Latest-Bound Currency of Read-Only Transactions in Mobile Broadcasting Environments
Boohyung HAN Sung Kwon CHUNG Yookun CHO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/04/01
Vol. E84-D  No. 4  pp. 456-464
Type of Manuscript:  PAPER
Category: Databases
Keyword: 
mobile broadcastread-only transactionlatest-bound currencyupdate consistency
 Summary | Full Text:PDF(576.7KB)

The Random-Block Feedback Mode for Block Ciphers
Yoonjeong KIM Yookun CHO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/06/25
Vol. E83-A  No. 6  pp. 1289-1291
Type of Manuscript:  LETTER
Category: Information Security
Keyword: 
block ciphersdifferential cryptanalysislinear cryptanalysisexhaustive key searchrandom-block feedback
 Summary | Full Text:PDF(140.8KB)

On the Impossibility of Non-blocking Consistent Causal Recovery
Byoungjoo LEE Taesoon PARK Heon Y. YEOM Yookun CHO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2000/02/25
Vol. E83-D  No. 2  pp. 291-294
Type of Manuscript:  LETTER
Category: Fault Tolerance
Keyword: 
distributed systemsmessage loggingconsistent causal recoveryimpossibility
 Summary | Full Text:PDF(175.9KB)