The Bletchley park cipher is located on plaques of the walls of the buildings and huts in the courtyard at Bletchley park. The cipher-text below appears the same more than once. The cipher is an array of 11 by 16 letters and numbers totalling 176 alpha numeric characters. <pre>HSKOQXRNUDB UE6GHNPXKOE P5BHKEODH42 BKUEDRBEOXO XHDK94BNSHR D4Q4AB46ONX 9BDEKXBRD8R 4DMON8AGPNQ XEDRHGEOBU2 PNRBNSHDAEO GRGKXONUKXH FHBRE5K4NS8 ABXGKDRGOZH 4SKAQRB4KAR KB6G94PRU8N P5R4KA2B4N2</pre> Frequency of the letters used is. <pre>b : 15 r : 14 k : 14 n : 12 o : 11 h : 11 d : 11 e : 10 x : 10 g : 8 a : 7 p : 6 u : 6 s : 5 q : 4 z : 1 m : 1 f : 1</pre> A very similar code appears on the backgroud image of the Bletchley park website also. However, the far right column and the last six rows are missing. <pre>HSKOQXRNUD UE6GHNPXKO P5BHKEODH4 BKUEDRBEOX XHDK94BNSH D4Q4AB46ON 9BDEKXBRD8 4DMON8AGPN XEDRHGEOBU PNRBNSHDAE</pre>
|