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Improving security and efficiency for multi-authority access control system in cloud storage
Attribute-level revocation
2014/3/6
Multi-Authority Attribute-Based Encryption (MA-ABE) is an emerging cryptographic primitive for enforcing fine-grained attribute-based access control on the outsourced data in cloud storage. However, m...
Fuming Acid and Cryptanalysis: Handy Tools for Overcoming a Digital Locking and Access Control System - Full Version
Access control electronic lock
2014/3/7
We examine the widespread SimonsVoss digital locking system 3060 G2 that relies on an undisclosed, proprietary protocol to mutually authenticate transponders and locks. For assessing the security of t...