One of the principal challenges of resource sharing on data communication network is its security. This is premised on the fact that once there is connectivity between computers sharing some resources ...

A recent, yet to be proven paper claiming to have found a way to "destroy the RSA cryptosystem" has cryptographers asking what might replace it. What if a big crack appeared overnight in the ...

Encryption, the transformation of data into a form that prevents anyone unauthorized from understanding that data, is a fundamental technology that enables online commerce, secure communication, and ...

A digital signature, an asymmetric cryptography is designed using VHDL. The implementation has a Message Digest block and a RSA block. Implemented Digital Signature Algorithm on a Spartan 3 FPGA board ...

DEF CON 33, the world's largest security event held in Las Vegas in August 2025, Konstantinos Karagiannis, a leading expert in quantum computing and cybersecurity, gave a presentation titled ' ...

With the significant advances in Information and Communications Technology (ICT) over the last half century, there is an increasingly perceived vision that computing will one day be the 5th utility ...

In December of 2009 we learned that the encryption algorithm used to protect GMS voice calls had been cracked. The cracking of the encryption meant that some voice calls might be vulnerable to ...