中文摘要：

本文针对举报系统应该有效保护和激励举报人等应用需求，基于环签名和环签密提出了一种支持悬赏的匿名电子举报方案．该方案能够通过身份模糊性有效保护举报人，通过举报内容的机密性、举报的不可传递性以及第三方不可伪造性确保举报信息的安全，并通过举报人身份的自证明性为悬赏机制提供支持．分析表明，该方案能够有效满足此类电子举报系统的应用需求．

英文摘要：

In view of that e-Prosecution system should effectively protect and encourage informants, this paper provides an anonymous e-prosecution scheme with reward support based on the technology of ring signature and ring signcryption. The scheme can effectively protect an informant for his/her identity is ambiguous;it can also guarantee the security of prosecution contents because all prosecutions are encrypted,non-transferable and can＇ t be forged. Furthermore, the scheme could provide effective reward support by informant＇s ability of self-proof.Analysis shows that the scheme can effectively meet the requitement of such electronic prosecution system.