MarkdownPad Document
We Chall-Training: Crypto - Caesar I-Writeup
题目链接：http://www.wechall.net/challenge/training/crypto/caesar/index.php
题目：
又是水题，很明显的凯撒加密，同时给了凯撒加密的方式：
自己推导，或者直接找在线解密工具即可，如下图，得到所有可能的组合：
在所有的组合中：
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BPM YCQKS JZWEV NWF RCUXA WDMZ BPM TIHG LWO WN KIMAIZ IVL GWCZ CVQYCM AWTCBQWV QA ZANNUOKWVZNJ
CQN ZDRLT KAXFW OXG SDVYB XENA CQN UJIH MXP XO LJNBJA JWM HXDA DWRZDN BXUDCRXW RB ABOOVPLXWAOK
DRO AESMU LBYGX PYH TEWZC YFOB DRO VKJI NYQ YP MKOCKB KXN IYEB EXSAEO CYVEDSYX SC BCPPWQMYXBPL
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QEB NRFZH YOLTK CLU GRJMP LSBO QEB IXWV ALD LC ZXBPXO XKA VLRO RKFNRB PLIRQFLK FP OPCCJDZLKOCY
RFC OSGAI ZPMUL DMV HSKNQ MTCP RFC JYXW BME MD AYCQYP YLB WMSP SLGOSC QMJSRGML GQ PQDDKEAMLPDZ
SGD PTHBJ AQNVM ENW ITLOR NUDQ SGD KZYX CNF NE BZDRZQ ZMC XNTQ TMHPTD RNKTSHNM HR QREELFBNMQEA
THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG OF CAESAR AND YOUR UNIQUE SOLUTION IS RSFFMGCONRFB
UIF RVJDL CSPXO GPY KVNQT PWFS UIF MBAZ EPH PG DBFTBS BOE ZPVS VOJRVF TPMVUJPO JT STGGNHDPOSGC
VJG SWKEM DTQYP HQZ LWORU QXGT VJG NCBA FQI QH ECGUCT CPF AQWT WPKSWG UQNWVKQP KU TUHHOIEQPTHD
WKH TXLFN EURZQ IRA MXPSV RYHU WKH ODCB GRJ RI FDHVDU DQG BRXU XQLTXH VROXWLRQ LV UVIIPJFRQUIE
倒数第四个是一个完整的句子
THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG OF CAESAR AND YOUR UNIQUE SOLUTION IS RSFFMGCONRFB
所以flag即为RSFFMGCONRFB
We Chall的前几道题确实太水，但想到自己入坑CTF时的辛酸，这里还是写下了Writeup
2017-2-5 13:28;38