The concluding words of Unsolved! are a call to action. Craig Bauer, a US mathematician and editor-in-chief of the journal Cryptologia, ends his hefty history of cryptography by noting that even as he ...

The appearance of the purported cipher text sheds a poor light on our security About a year and a half after Prime Minister Imran Khan was removed from office, The Intercept magazine of the USA has ...

A divisional bench of the Islamabad High Court (IHC) on Monday expressed bewilderment as it noted that the cipher document was neither shown to the trial judge nor to the prosecution, yet it was ...