In a designated verifier proxy signature scheme, one can delegate his or her signing capability to another user in such a way that the latter can sign messages on behalf of the former, but the validity of the resulting signatures can only be verified by the designated verifier. Several designated ve
โฆ LIBER โฆ
Short designated verifier proxy signatures
โ Scribed by Kyung-Ah Shim
- Publisher
- Elsevier Science
- Year
- 2011
- Tongue
- English
- Weight
- 209 KB
- Volume
- 37
- Category
- Article
- ISSN
- 0045-7906
No coin nor oath required. For personal study only.
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Recently, Kang et al. proposed a new identity-based strong designated verifier signature scheme (ID-SDVS) and identity-based designated verifier proxy signature scheme (ID-DVPS). They claimed that their schemes are unforgeable. However, we found out that their schemes are universally forgeable in th