Concepedia

Eiji Okamoto

EO

Statistics

Publications

67

Citations

3.1K

H-Index

23

Active since

1986

Affiliations

University of Tsukuba(Current)

Nagoya Institute of Technology

Japan Science and Technology Agency

Panasonic (Japan)

Eiji Okamoto is an author at University of Tsukuba specializing in engineering, computer science, and cryptography.

Top concepts

EngineeringCryptographyComputer ScienceInformation SecurityData SecurityComputer EngineeringData PrivacyHardware SecuritySignal ProcessingFormal Verification

Publications per year

1986–2021

67

Publications

67

Proxy Signatures: Delegation of the Power to Sign Messages

Masahiro Mambo, Eiji Okamoto, Keisuke Usuda · IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences · 1996 · 767 citations

Cryptographic Primitive, Engineering, Digital Signature +8

Proxy signatures for delegating signing operation

Masahiro Mambo, Keisuke Usuda, Eiji Okamoto · 1996 · 586 citations · Full text

Proxy Cryptosystems: Delegation of the Power to Decrypt Ciphertexts

Masahiro Mambo, Eiji Okamoto · IEICE Transactions on Fundamentals of Electronics Communications and Computer Sciences · 1997 · 241 citations

Engineering, Information Security, Cryptographic Protection +8

Key distribution system based on identification information

Eiji Okamoto, K. Tanaka · IEEE Journal on Selected Areas in Communications · 1989 · 160 citations

Engineering, Information Security, Biometrics +18

An anonymous on-demand position-based routing in mobile ad hoc networks

Masahiro Mambo, Atsuo Inomata, Eiji Okamoto · 2006 · 54 citations

Temp Id, Engineering, Wireless Routing +12

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