针对现有基于LWE 的代理重加密方案存在无法实现细粒度访问及效率低的问题,
结合线性秘密共享方案, RLWE 和属性加密, 提出一种密文策略属性代理重加密方案 …

Cryptographic proxy re-encryption is a very useful primitive which is capable of transforming
a ciphertext under one public key PK 1 into a new ciphertext under another public key PK 2 …

One embodiment provides a system that facilitates explicit strategy feedback in a Content-
Centric Network (CCN). During operation, the system sends a first interest associated with …

An ad-marketplace system manages an exchange for advertisement opportunities from a
plurality of content brokers. Each advertising opportunity can include one or more attributes …

Mobile internet data has the characteristics of large scale, variety of patterns, and complex
association. On the one hand, it needs an efficient data processing model to provide support …

With the rapid development of cloud computing, the privacy security incidents occur
frequently, especially data security issues. Cloud users would like to upload their sensitive …

We put forward the notion of universal proxy re-encryption (UPRE). A UPRE scheme
enables a proxy to convert a ciphertext under a (delegator) public key of any existing public …

A content broker can receive a request from a user's client device for access to a data
stream, and determines whether the client device has a sufficient number of credits to …

Most email users are still using the same email address set up fifteen years ago. Attained
from their Internet service provider or having a free email account provided by Yahoo, Gmail …

Cloud Storage Service (CSS) provides unbounded, robust file storage capability and
facilitates for pay-per-use and collaborative work to end users. But due to security issues like …