The article highlights ninth-century scholar Al-Kindi as the originator of systematic code-breaking technology. His work laid the foundation for cryptanalysis, the process of decoding encrypted messages to reveal their original content. Al-Kindi’s treatise, titled 'A Manuscript on Deciphering Cryptographic Messages,' introduced a method later known as frequency analysis, which remains a fundamental approach in deciphering classical ciphers.
The text explains that encryption, the conversion of information into cipher text using algorithms and secret keys, has long been used to secure communication, especially in warfare. During the Second World War, code-breaking played a decisive role when Allied cryptanalysts deciphered German Enigma messages. However, the conceptual groundwork for such breakthroughs traces back to Al-Kindi’s early insights.
Al-Kindi developed his method through a deep study of Arabic script and the statistical frequency of letters. His discovery marked the beginning of a long evolution in cryptography, later advanced during the European Renaissance. Frequency analysis continues to serve as a basic analytical tool for understanding and breaking simple substitution ciphers.
আহমাদ ফাহমি প্রকাশ : ০৬ এপ্রিল ২০২৬, ১৪: ০৬ টেকনোলজি ও ইন্টারনেটনির্ভর বর্তমান বিশ্বে তথ্যের সুরক্ষা নিশ্চিত করা অন্যতম গুরুত্বপূর্ণ বিষয়। যে পদ্ধতির মাধ্যমে মানুষকে এই সুরক্ষা দেওয়া হয়, তাকে বলে এনক্রিপশন। এনক্রিপশন হলো, কোনো তথ্যকে অ্যালগরিদম ও গোপ
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