2018-01-12-081748.sagews

#Wasielewski, HW1

# enciphering message
S = ShiftCryptosystem(AlphabeticStrings()); S
P = S.encoding("Backward I see in my own days where I sweated through fog with linguists and contenders,I have no mockings or arguments, I witness and wait.")
#P = S.encoding(s)
P
key = 6
C = S.enciphering(key, P);
C
PP = S.deciphering(key, C)
PP

#Deciphering message for shift cipher
m = S.encoding("MAXYEHPXKMATMUEHHFLBGTWOXKLBMRBLMAXFHLMKTKXTGWUXTNMBYNEHYTEE")
for i in range(0, 26):
    ans = S.deciphering(i,m); ans

# Define the Affine Cipher by using letters. Used Code from Prof Naxos**
A = AffineCryptosystem(AlphabeticStrings())
#  Encryption Key
cipher = A(15, 9)
#  Plaintext
PPP = A.encoding("Has any one supposed it lucky to be born? I hasten to inform him or her it is just as lucky to die, and I know it.")
PPP
 #Ciphertext
CCC = cipher(P); CCC

#Decipher Affine Cipher
mes = A.encoding("MBKDXVMXHDJOQXTHZBFTJWOFXMYJSBFVDBQZBFTJWVXWHJYDJYOBYZ")
Rank = A.brute_force(mes, ranking = "squared_differences")
Rank[:10]
#Studied with MIDN MILLER AND MIDN MONK

Shift cryptosystem on Free alphabetic string monoid on A-Z BACKWARDISEEINMYOWNDAYSWHEREISWEATEDTHROUGHFOGWITHLINGUISTSANDCONTENDERSIHAVENOMOCKINGSORARGUMENTSIWITNESSANDWAIT HGIQCGXJOYKKOTSEUCTJGEYCNKXKOYCKGZKJZNXUAMNLUMCOZNROTMAOYZYGTJIUTZKTJKXYONGBKTUSUIQOTMYUXGXMASKTZYOCOZTKYYGTJCGOZ BACKWARDISEEINMYOWNDAYSWHEREISWEATEDTHROUGHFOGWITHLINGUISTSANDCONTENDERSIHAVENOMOCKINGSORARGUMENTSIWITNESSANDWAIT MAXYEHPXKMATMUEHHFLBGTWOXKLBMRBLMAXFHLMKTKXTGWUXTNMBYNEHYTEE LZWXDGOWJLZSLTDGGEKAFSVNWJKALQAKLZWEGKLJSJWSFVTWSMLAXMDGXSDD KYVWCFNVIKYRKSCFFDJZERUMVIJZKPZJKYVDFJKIRIVREUSVRLKZWLCFWRCC JXUVBEMUHJXQJRBEECIYDQTLUHIYJOYIJXUCEIJHQHUQDTRUQKJYVKBEVQBB IWTUADLTGIWPIQADDBHXCPSKTGHXINXHIWTBDHIGPGTPCSQTPJIXUJADUPAA HVSTZCKSFHVOHPZCCAGWBORJSFGWHMWGHVSACGHFOFSOBRPSOIHWTIZCTOZZ GURSYBJREGUNGOYBBZFVANQIREFVGLVFGURZBFGENERNAQORNHGVSHYBSNYY FTQRXAIQDFTMFNXAAYEUZMPHQDEUFKUEFTQYAEFDMDQMZPNQMGFURGXARMXX ESPQWZHPCESLEMWZZXDTYLOGPCDTEJTDESPXZDECLCPLYOMPLFETQFWZQLWW DROPVYGOBDRKDLVYYWCSXKNFOBCSDISCDROWYCDBKBOKXNLOKEDSPEVYPKVV CQNOUXFNACQJCKUXXVBRWJMENABRCHRBCQNVXBCAJANJWMKNJDCRODUXOJUU BPMNTWEMZBPIBJTWWUAQVILDMZAQBGQABPMUWABZIZMIVLJMICBQNCTWNITT AOLMSVDLYAOHAISVVTZPUHKCLYZPAFPZAOLTVZAYHYLHUKILHBAPMBSVMHSS ZNKLRUCKXZNGZHRUUSYOTGJBKXYOZEOYZNKSUYZXGXKGTJHKGAZOLARULGRR YMJKQTBJWYMFYGQTTRXNSFIAJWXNYDNXYMJRTXYWFWJFSIGJFZYNKZQTKFQQ XLIJPSAIVXLEXFPSSQWMREHZIVWMXCMWXLIQSWXVEVIERHFIEYXMJYPSJEPP WKHIORZHUWKDWEORRPVLQDGYHUVLWBLVWKHPRVWUDUHDQGEHDXWLIXORIDOO VJGHNQYGTVJCVDNQQOUKPCFXGTUKVAKUVJGOQUVTCTGCPFDGCWVKHWNQHCNN UIFGMPXFSUIBUCMPPNTJOBEWFSTJUZJTUIFNPTUSBSFBOECFBVUJGVMPGBMM THEFLOWERTHATBLOOMSINADVERSITYISTHEMOSTRAREANDBEAUTIFULOFALL SGDEKNVDQSGZSAKNNLRHMZCUDQRHSXHRSGDLNRSQZQDZMCADZTSHETKNEZKK RFCDJMUCPRFYRZJMMKQGLYBTCPQGRWGQRFCKMQRPYPCYLBZCYSRGDSJMDYJJ QEBCILTBOQEXQYILLJPFKXASBOPFQVFPQEBJLPQOXOBXKAYBXRQFCRILCXII PDABHKSANPDWPXHKKIOEJWZRANOEPUEOPDAIKOPNWNAWJZXAWQPEBQHKBWHH OCZAGJRZMOCVOWGJJHNDIVYQZMNDOTDNOCZHJNOMVMZVIYWZVPODAPGJAVGG NBYZFIQYLNBUNVFIIGMCHUXPYLMCNSCMNBYGIMNLULYUHXVYUONCZOFIZUFF HASANYONESUPPOSEDITLUCKYTOBEBORNIHASTENTOINFORMHIMORHERITISJUSTASLUCKYTODIEANDIKNOWIT YJNDBJECZTRRZWHFLBWCJFTBKRERZTBRJIRCIKELXVKGLVBZIKSZWVXZTITJWCNLWIRWCRETZKJMRWLHLNDZWVTLEJEVXHRWITZBZIWRTTJWCBJZI [((5, 9), LOVEISLIKEABRICKYOUCANBUILDAHOUSEORYOUCANSINKADEADBODY), ((1, 5), HWFYSQHSCYEJLSOCUWAOERJASHTENWAQYWLUWAOERQSRCETYETJWTU), ((9, 25), NGHMUONUYMETZUIYAGSIERTSUNXEFGSOMGZAGSIEROURYEXMEXTGXA), ((7, 25), NEJIWSNWQIURVWOQAEMOUHRMWNLUZEMSIEVAEMOUHSWHQULIULRELA), ((11, 9), FETQGUFGOQARDGIOSECIANRCGFZAPECUQEDSECIANUGNOAZQAZREZS), ((11, 11), TSHEUITUCEOFRUWCGSQWOBFQUTNODSQIESRGSQWOBIUBCONEONFSNG), ((5, 7), BELUYIBYAUQRHYSAOEKSQDRKYBTQXEKIUEHOEKSQDIYDAQTUQTRETO), ((23, 21), DYVGIADIWGELTISWQYOSERLOIDZEBYOAGYTQYOSERAIRWEZGEZLYZQ), ((25, 1), PARYEGPEUYSNLEIUCAWISFNWEPDSJAWGYALCAWISFGEFUSDYSDNADC), ((11, 22), SRGDTHSTBDNEQTVBFRPVNAEPTSMNCRPHDRQFRPVNAHTABNMDNMERMF)]