Cipher Challenge
The Shifting Dispatch
Caesar cipher. Adapted from Wikipedia's “Caesar cipher” history section under CC BY-SA 4.0; changes were made.
Ciphertext
Axvjw jllxdwcb jbbxlrjcn Sdurdb Ljnbja frcq j bdkbcrcdcrxw cqjc vxenm nenah unccna kh cqann yujlnb. Bdncxwrdb mnblarknm cqn vncqxm jb yaxcnlcrxw oxa vrurcjah lxaanbyxwmnwln, fqrun Jdpdbcdb anyxacnmuh dbnm j anujcnm bqroc cqjc jmejwlnm unccnab kh xwn yujln frcqxdc fajyyrwp cqn nwm xo cqn juyqjknc kjlt cx rcb knprwwrwp. Xcqna bdkbcrcdcrxw bhbcnvb ngrbcnm njaurna, jwm bdaererwp anonanwlnb bdppnbc cqjc Ljnbja vjh jubx qjen dbnm vxan lxvyurljcnm bnlanc farcrwp. Cqn vncqxm urenm oja knhxwm Axvn. Brvyun bqrocnm vnbbjpnb jyynjanm rw wrwncnnwcq-lnwcdah wnfbyjyna jmenacrbnvnwcb, rwludmrwp yarejcn nglqjwpnb kncfnnw uxenab. Mdarwp cqn Orabc Fxaum Fja, Adbbrjw oxalnb bxvncrvnb anurnm xw cqn lryqna jocna vxan lxvyurljcnm bhbcnvb yaxenm mroorlduc oxa caxxyb cx dbn, kdc xyyxbrwp lahycjwjuhbcb anjm cqxbn vnbbjpnb frcq urccun caxdkun. Cqn bjvn kjbrl rmnj ujcna jyynjanm rw mnlxmna cxhb jwm rw AXC13, fqnan j cqracnnw-yujln bqroc qrm ydwlqurwnb xa byxrunab ajcqna cqjw yaxermrwp bnarxdb bnldarch. Rcb uxwp uron ljvn oaxv lxwenwrnwln, wxc bcanwpcq: j anjmna wnnmb cx cnbc xwuh j bvjuu wdvkna xo yxbbrkun bqrocb, jwm xamrwjah ujwpdjpn yjccnawb anvjrw erbrkun knwnjcq cqn lqjwpnm unccnab.