Security

Russian hackers suspected of Sweden cyber attack

Online services at some Swedish government agencies and shops have been disrupted in a ransomware attack believed to have been carried out by a Russian hacker group, IT consultancy Tietoevry said.

Computer Sciences

DBST: A lightweight block cipher based on dynamic S-box

Block ciphers, a branch of modern cryptography, are playing a more prominent role in protecting information security as 5G technology develops. Although encryption algorithms of the traditional Feistel structure have great ...

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