(Nanowerk News) Metasurfaces, composed of nanoresonator arrays with tailored structure and subwavelength feature size, show the potential of manipulating various degrees of freedom for manipulating ...

Discover how Singaporean brothers are using unsolvable maths equations to create next-generation, quantum-resistant ...

In a new approach to security that unites technology and art, E researchers have combined silver nanostructures with polarized light to yield a range of brilliant colors, which can be used to encode ...

In this paper, a color image encryption method based on finger vein key and off-axis digital holography with phase-modulated reference light is proposed. In the encryption process, firstly the channel ...

Cryptography is something of a new field for Olivier Martin, who has been studying the optics of nanostructures for many years as head of the Nanophotonics and Metrology Lab EPFL’s School of ...

Chaos-based encryption methods have gained popularity due to the unique properties of chaos. The performance of chaos-based encryption methods is highly impacted by the values of initial and control ...

Two brothers in Singapore have built a data-encryption company on pure mathematics, betting that a problem no algorithm can ...

In 1994, a Bell Labs mathematician named Peter Shor cooked up an algorithm with frightening potential. By vastly reducing the computing resources required to factor large numbers—to break them down ...

VTT Technical Research Centre of Finland has developed new kinds of encryption methods for improving the privacy protection of consumers to enable safer, more reliable and easier-to-use user ...

New kinds of encryption methods have been developed for improving the privacy protection of consumers to enable safer, more reliable and easier-to-use user authentication than current systems allow.