Decoding KNO89

For years, KNO89 has stayed a cipher, its decryption eluding even the brightest minds. Now, following years of research, the solution has been found. Hidden within the seemingly unstructured sequence of numbers and letters lies a message that could reveal shocking truths about the past. Analysis
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15