Ponizej podano pierwsze zdania znanych ksiazek w jezyku angielskim, zaszyfrowane za pomoca szyfru symetrycznego. Kazdej literze
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"ge. tor gei. rneicub, ms ongaue smne, jekvuq rekvu, xueu jemnr qm itb qwtq qwub xueu juesuzqcb omegtc,
qwtoy bmn vueb gnzw. qwub xueu qwu ctiq jumjcu bmn r upjuzq qm au kovmcvur ko tobqwkoh iqetohu me gbiquekmni,
auztniu qwub fniq rkro q wmcr xkqw inzw omoiuoiu. ge. rneicub xti qwu rkeuzqme ms t skeg ztccur henookohi, xwkzw gtru
rekcci. wu xti t akh, auusb gto xkqw wtercb tob ouzy, tcqwmnhw wu rkr wtvu t vueb ctehu gniqtzwu. gei. rneicub xti qwko
tor acmoru tor wtr outecb qxkzu qwu nintc tgmnoq ms ouzy, xwkzw ztgu ko vueb niusnc ti iwu ijuoq im gnzw ms wue qkgu
zetokoh mvue hteruo suozui, ijbkoh mo qwu oukhwamei. qwu rneicubi wtr t igtcc imo ztccur rnrcub tor ko qwuke mjkokmo
qwueu xti om skoue amb tobxwueu."

"kq xpu mecvvx fcrg gp becm cspug kg, gbe qkmzg gbkrl xpu vv jmpscsvx fcrg gp nrpf kz fbeme k fcz spmr, cr fbcg ox vpuzx
wbkvabppa fcz vkne, cra bpf ox jcmergz feme pwwujkea cra cvv seqpme gbex bca oe, cra cvv gbcg achka wpjjemqkeva nkra pq wmcj,
sug k apr g qeev vkne lpkrl krgp kg, kq xpu fcrg gp nrpf gbe gmugb. kr gbe qkmzg jvcwe, gbcg zguqq spmez oe, cra kr gbe zewpra
jvcwe, ox jcmergz fpuva bche cspug gfp beopmmbclez cjkewe kq k gpva crxgbkrl jmeggx jemzprcv cspug gbeo. gbex me tukge gpuwbx
cspug crxgbkrl vkne gbcg, ezjewkcvvx ox qcgbem. gbex me rkwe cra cvv--k o rpg zcxkrl gbcg--sug gbex me cvzp gpuwbx cz bevv.
sezkaez, k o rpg lpkrl gp gevv xpu ox fbpve lpaaco cugpskplmcjbx pm crxgbkrl. k vv duzg gevv xpu cspug gbkz ocaocr zguqq gbcg
bcjjerea gp oe cmpura vczg wbmkzgocz duzg seqpme k lpg jmeggx mur-apfr cra bca gp wpoe pug beme cra gcne kg eczx."

"on ov t nlknm kpoawlvtuuf tqjpcbuwyiwy, nmtn t vopiuw htp op zcvvwvvocp cg t iccy gclnkpw hkvn sw op btpn cg t bogw.
mcbwawl uonnuw jpcbp nmw gwwuopiv cl aowbv cg vkqm t htp htf sw cp mov golvn wpnwlopi t pwoimscklmccy, nmov nlknm ov
vc bwuu goxwy op nmw hopyv cg nmw vkllckpyopi gthouowv, nmtn mw ov qcpvoywlwy tv nmw loimngku zlczwlnf cg vchw cpw cl
cnmwl cg nmwol ytkimnwlv. hf ywtl hl. swppwn, vtoy mov utyf nc moh cpw ytf, mtaw fck mwtly nmtn pwnmwlgowuy ztlj ov uwn
tn utvn? hl. swppwn lwzuowy nmtn mw mty pcn. skn on ov, lwnklpwy vmw; gcl hlv. ucpi mtv dkvn swwp mwlw, tpy vmw ncuy hw
tuu tsckn on. hl. swppwn htyw pc tpvbwl. yc pcn fck btpn nc jpcb bmc mtv ntjwp on? qlowy mov bogw, ohztnowpnuf. fck btpn
nc nwuu hw, tpy o mtaw pc csdwqnocp nc mwtlopi on. mw qthw ycbp nc vww nmw zutqw. nmov btv opaontnocp wpckim."

"augy lj. rkwrx rehhkyo xc reh gyn eyyxtydgn queq ug axtwn ouxjqwm rg dgwgrjeqkyh uko gwgvgyqm-ckjoq rkjqunem akqu e
fejqm xc ofgdkew lehykckdgydg, qugjg aeo ltdu qewz eyn gbdkqglgyq ky uxrrkqxy. rkwrx aeo vgjm jkdu eyn vgjm fgdtwkej, eyn
uen rggy qug axyngj xc qug oukjg cxj okbqm mgejo, gvgj okydg uko jglejzerwg nkoeffgejeydg eyn tygbfgdqgn jgqtjy. qug jkdugo
ug uen rjxthuq redz cjxl uko qjevgwo uen yxa rgdxlg e wxdew wghgyn, eyn kq aeo fxftwejwm rgwkgvgn, aueqgvgj qug xwn cxwz lkhuq
oem, queq qug ukww eq reh gyn aeo ctww xc qtyygwo oqtccgn akqu qjgeotjg. eyn kc queq aeo yxq gyxthu cxj celg, qugjg aeo ewox uko
fjxwxyhgn vkhxtj qx lejvgw eq. qklg axjg xy, rtq kq ogglgn qx uevg wkqqwg gccgdq xy lj. rehhkyo. eq ykygqm ug aeo ltdu qug oelg eo
eq ckcqm. eq ykygqm-ykyg qugm rghey qx deww ukl agww-fjgogjvgn, rtq tydueyhgn axtwn uevg rggy ygejgj qug lejz. qugjg agjg oxlg queq
ouxxz qugkj ugeno eyn quxthuq quko aeo qxx ltdu xc e hxxn qukyh; kq ogglgn tycekj queq eymxyg ouxtwn fxoogoo (effejgyqwm) fgjfgqtew
mxtqu eo agww eo (jgftqgnwm) kygbuetoqkrwg agewqu."