Category: History

Cryptography, European History, Get Learnt, History, Middle Eastern History, Polyalphabetic Ciphers, Substitution Ciphers

Medieval and Renaissance Cryptography

Between the decline of the Roman Empire and the rise of Islam, few advances were made in cryptography. That changed during the early 9th century in the Abbasid Caliphate (modern day Iraq) when an Arab philosopher and polymath made an advance in cryptography that would set off a cryptographic arms race that continues to the present day. Continue reading Medieval and Renaissance Cryptography

Daniel Allen
Ancient History, Cryptography, Get Learnt, Greek History, History, Roman History, Substitution Ciphers, Transposition Ciphers

Ancient Cryptography

Throughout history there has always been a need to keep certain information secret. If these secrets are only whispered among a trustworthy few, then there is little danger of that secret being revealed. But if there’s a chance our message may be read by someone other than our intended recipient, how can we keep the secrecy of our message? Cryptography. Continue reading Ancient Cryptography

Daniel Allen