Caesar
打开.txt:
oknqdbqmoq{kag_tmhq_xqmdzqp_omqemd_qzodkbfuaz}
根据题目判断是凯撒密码，flag前头是cyberpeace{}，可以得到偏移量是12.
所以：
cyberpeace{you_have_learned_caesar_encryption}
下面是我找的关于凯撒密码的解密脚本
cs= "oknqdbqmoq{kag_tmhq_xqmdzqp_omqemd_qzodkbfuaz}"b='abcdefghijklmnopqrstuvwxyz'for key in range(26):flag = ''for i in cs:if i in b:num = b.find(i)num = num - keyif num<0:num = num + len(b)flag = flag + b[num]else:flag = flag + iprint('key %s :%s'%(key,flag))-------------------------------------------------------------key 0 :oknqdbqmoq{kag_tmhq_xqmdzqp_omqemd_qzodkbfuaz}key 1 :njmpcaplnp{jzf_slgp_wplcypo_nlpdlc_pyncjaetzy}key 2 :milobzokmo{iye_rkfo_vokbxon_mkockb_oxmbizdsyx}key 3 :lhknaynjln{hxd_qjen_unjawnm_ljnbja_nwlahycrxw}key 4 :kgjmzxmikm{gwc_pidm_tmizvml_kimaiz_mvkzgxbqwv}key 5 :jfilywlhjl{fvb_ohcl_slhyulk_jhlzhy_lujyfwapvu}key 6 :iehkxvkgik{eua_ngbk_rkgxtkj_igkygx_ktixevzout}key 7 :hdgjwujfhj{dtz_mfaj_qjfwsji_hfjxfw_jshwduynts}key 8 :gcfivtiegi{csy_lezi_pievrih_geiwev_irgvctxmsr}key 9 :fbehushdfh{brx_kdyh_ohduqhg_fdhvdu_hqfubswlrq}key 10 :eadgtrgceg{aqw_jcxg_ngctpgf_ecguct_gpetarvkqp}key 11 :dzcfsqfbdf{zpv_ibwf_mfbsofe_dbftbs_fodszqujpo}#key 12 是答案。key 12 :cyberpeace{you_have_learned_caesar_encryption}key 13 :bxadqodzbd{xnt_gzud_kdzqmdc_bzdrzq_dmbqxoshnm}key 14 :awzcpncyac{wms_fytc_jcyplcb_aycqyp_clapwnrgml}key 15 :zvybombxzb{vlr_exsb_ibxokba_zxbpxo_bkzovmqflk}key 16 :yuxanlawya{ukq_dwra_hawnjaz_ywaown_ajynulpekj}key 17 :xtwzmkzvxz{tjp_cvqz_gzvmizy_xvznvm_zixmtkodji}key 18 :wsvyljyuwy{sio_bupy_fyulhyx_wuymul_yhwlsjncih}key 19 :vruxkixtvx{rhn_atox_extkgxw_vtxltk_xgvkrimbhg}key 20 :uqtwjhwsuw{qgm_zsnw_dwsjfwv_uswksj_wfujqhlagf}key 21 :tpsvigvrtv{pfl_yrmv_cvrievu_trvjri_vetipgkzfe}key 22 :soruhfuqsu{oek_xqlu_buqhdut_squiqh_udshofjyed}key 23 :rnqtgetprt{ndj_wpkt_atpgcts_rpthpg_tcrgneixdc}key 24 :qmpsfdsoqs{mci_vojs_zsofbsr_qosgof_sbqfmdhwcb}key 25 :plorecrnpr{lbh_unir_yrnearq_pnrfne_rapelcgvba}#不知道的话挨个提交，最后12是对的。
