This 15th-Century Book Has Defied Translation. Cards and Dice May Be Key

A newly-developed cipher could finally shine light on how the strange text of the Voynich manuscript was devised.
IEEE

Dynamic Multi-User Authorization in Ciphertext Retrieval With Proxy Re-Encryption

Abstract: Ciphertext retrieval technology has been widely explored with the increasing popularity of cloud computing. Proxy re-encryption with Keyword search (PREKS) can support multi-user retrieval ...
IEEE

An Encrypted Cloud Email Searching and Filtering Scheme Based on Hidden Policy Ciphertext-Policy Attribute-Based Encryption With Keyword Search

Abstract: With the rapid growth of cloud email services, email encryption is beginning to be used more and more to alleviate concerns about cloud privacy and security. However, this increase in usage ...
GitHub

JPEG decoder made in Python

This decoder supports both baseline (sequential) and progressive JPEG images. The decoder was made for the purpose of learning how JPEG images work, and I am making it available so it may help others ...