Re: discover encryption method

[richard () tortoise demon co uk]

On Tue, 8 Jan 2008 11:15:13 +0200 (IST), Alexander Klimov
<alserkli () inbox ru> wrote:

> Post some examples of `encryption' of, say, `a'
> repeated different number of times and same for `b': if the method is
> weak you will see repetitions in the ciphertext or constant difference
> between results for `a' and `b'.

Thanks for your help Alexander. I can't see anything repeated here, or
any constant difference.

Below shows first the plaintext followed by the corresponding
ciphertext.

Regards,
Richard
/***********************/


a
CCMCAAJEGDBEICEHOPHBAEAAJEOOEDEBCACCCDCLJHPMJHGLOAHGLAOIOEEEJNNEIIEINDICECHPGEGAACDBIELEEDFFCOAAEIBNKAIAEBGAGCAFADOAKEBPGLHDAAKGCPIEKDAKACEGOBMCDAKGMJDAIBKAGACEMEJAOD
aa
BOBDAAHGDMJNEEMBIDOGCGACFEEDOEHBOCIDCBICOBFHABEFKANCNBFEGBHPEAFDCNIDKBAFECLPDLBHGFCGAILAGEHJJCHFADBEMEKHIENFHLACEBKLJKHDEDEGNECBKEBDLNOEDFJBEHJMHEAGMCHPACKJICACACODMDHELAHOLIHOJCGKOAJNGB
aaa
LMIDAADAICICCEILKFHHGFBKMBIENOLBKCLNLOACKBNKAGACGBLDIEAOGIAFCFOCKEFDDLLFAAIEMECDAFECFGMMGABEEBLEOEHPCDONNCJPNFIABPMCHIEIHNPKBKKIHAIJMLKPCLPGACFOJCIEEGBHIFIGMCAPDFGECBKCABIAIAGLPNMFECPNCAKCACJJEDJLOBBBGEGEEDACKF
aaaa
JJOCAAACEEAJKMIANHBMMHBEGBEGAFFBCFDNCOKJHLMECCNGOEACECHPCBIMKMANOIJBJJPHAFHDOCAFMDGGEAJEOIMCMPAHIBCDIAKBIDBFACAMLEDNDLPNCDHNBJKBKECKDKADLEKGIKLDADBFEBIEOMELGEMLCGICACBEMCBEAA
aaaaa
FGFDAAHHIADJEDFPHLKBKAMACDELKEJBKDBJEBEIAAKDEDBEACGABLKGABLFJMMOLCDKNAACMCNAKEMAHMHDACKBODNDKNLDICMDFNIHHDJFEBNGMFMBGCDDJABEMDACIEPNCBHNNGLNBHNLOJAOMNLDGABFOFMJGDBFIBBFEKBMJJCDIPICCIGGCNDAMEDEKFGAOE
        
b
EADDAAEGKNJBKOMJCDMFKBDAAEMBGAIBOELEEEHHOLLEIFCFNMLGDFIIAJCDEFELMCADBBOFNBGAIDBKAMPIBBCCCCDEKEKDKFPGIJCIHAHHACLFGKPBJBDBIAKBMBJKBHCOEKMJKABNONAFMEGLICNCMEIGEAIAGECEOAHHBFDOAEBECBNJFBLDKDGAKC
bb
ELBDAAHPAFAPOKIGGAHPACEAPHLAECHBMBBJNECDAEBHKDLHOHCMAEIDOBJFDACEEDFHODLDCFDBMODEEACLPBAJCEHIIFGPNBIBEIHDABIDAADCMDFBHBNGECGKIBAFCBICCDBEGEDGJDIHBKACACHOGIIEDFNKAOKDIDPBADKBEFPNOEOGAIJIPF
bbb
DLPCAAIDKBDAIEELKCPFKDICOAAFOCGBGCPGADADGGDAACCALGDECBJKAPBHICCMLENGGBJOOMKCECDCKACEEEPNIAKDOBNIIPKBEALFCAHHGAAPCNMHOHIKKABDCCCPPPNLFEGBFFOKCNDCAAHIJPMMCDFCLILEDCEIDBIADDAMLFGHAF
bbbb
OGOCAAMEEAKBJFHDOEBFGDAFCBMIBFFBGBEFFAJLFHJBEBHLGACEIBDCCCPNKEKCCAEILABMPGIDIDAOLEDECGICACBEODNNFBAOJNNMFIDBEPPHKCOGICJBKBFKJMHCBGAHCEGKPCHPAAJPHBMDCICEAFBFEDPPHEBDIEDCIAGCHJ
bbbbb
BEFDAAIFEEBFIFMKKNKEAIDCGFDCKFJBMCHLCAAADACKCEAEADIJDOBFKIEAFBKGOBEICDPBAFHJGGJKMLIBHLCHLGCEIACEKADDHDDAGEHHMDDMCEJBEEPILLOGEBMAAEJDKDJFKCPKKFPNODPJACGPGLKGEGHGPPBAMIHDACGGENBFMBIDGDGAEFIDOFIEEKJBOA