Engineering

Identifying the maker of an artwork by fingerprint examination

Dzemila Sero, now Migelien Gerritzen Fellow at the Rijksmuseum and former postdoc at the Centrum Wiskunde & Informatica, together with a team of researchers from the Rijksmuseum, Leiden and Cambridge University, examined ...

Security

Data class-specific image encryption using optical diffraction

Optical computing has been making strides in recent years, with its potential advantages in speed, energy efficiency, and scalability. Among various photonic devices, diffractive deep neural networks (D2NNs) have gained growing ...

Security

Defending against cyberattacks by giving attackers 'false hope'

With almost every online purchase, a person's personal information—name, date of birth and credit card number—is stored electronically often in the "cloud," which is a network of internet servers. Now, as more people ...

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