Computer Sciences

Algorithm quickly simulates a roll of loaded dice

The fast and efficient generation of random numbers has long been an important challenge. For centuries, games of chance have relied on the roll of a die, the flip of a coin, or the shuffling of cards to bring some randomness ...

Computer Sciences

Securing the 'internet of things' in the quantum age

MIT researchers have developed a novel cryptography circuit that can be used to protect low-power "internet of things" (IoT) devices in the coming age of quantum computing.

Computer Sciences

Cloud data storage security approach taps quantum physics

Distributed cloud storage is a hot topic for security researchers around the globe pursuing secure data storage, and a team in China is now merging quantum physics with mature cryptography and storage techniques to achieve ...

Computer Sciences

Making the Internet of Things more secure

With wearable fitness trackers, car key fobs and smart home devices, the Internet of Things (IoT) has become ubiquitous in our lives. Unfortunately, much of this flow of information is vulnerable to malicious activity and ...

Computer Sciences

A new method to boost the speed of online databases

Hashing is a core operation in most online databases, like a library catalog or an e-commerce website. A hash function generates codes that replace data inputs. Since these codes are shorter than the actual data, and usually ...

Computer Sciences

How randomly moving electrons can improve cyber security

In October 2017, tech giant Yahoo! disclosed a data breach that had leaked sensitive information of over 3 billion user accounts, exposing them to identity theft. The company had to force all affected users to change passwords ...

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