题目
On the back of the broken panel you see a recovery manual. You need to find the emergency repair key in order to put the robot into autoboot mode, but it appears to be ciphered using a Caesar cipher.
题目链接
http://www.shiyanbar.com/ctf/1977
题解
得到的tmp2xfLwN.txt文件（较长 只取部分）：
Ydijhksjyed cqdkqb veh Jeqijuh Cetub 0N653V
YCFEHJQDJ: Je udjuh qkjecqjys huseluho cetu, udjuh jxu vebbemydw huseluho auo 'jqcmnnwagpqs'
Reebuqd bewys qdt YFl0, mxybu qffhefhyqju yd jxueho, xqlu dej kdjyb husudjbo ruud sediytuhut dqjkhqb. ev sekhiu, jxyi yi dej qbmqoi jxu sqiu. Yd vqsj, vum xqsauhi mehbtmytu mekbt tyiqwhuu myjx jxu kdtuhijqdtydw ev HFSi. Yd jxyi feiyjyed fqfuh, mu ixem jxqj jxekwx Ceehu'i Bqm sqd ru cqtu sedskhhudj, fuuh-je-fuuh, qdt sqsxuqrbu, jxu iucydqb wqcu-jxuehujys qbwehyjxc veh jxu ydluijywqjyed ev iyckbqjut qdduqbydw ro Iqiqay uj qb. yi DF-secfbuju.
用这个网站http://planetcalc.com/1434/ 凯撒解密，然后找到有意义的明文，第一行末尾就有key。
| ROT10 | Instruction manual for Toaster Model 0X653F IMPORTANT: To enter automatic recovery mode, enter the following recovery key ‘tamwxxgkqzac’ Boolean logic and IPv0, while appropriate in theory, have not until recently been considered natural. of course, this is not always the case. In fact, few hackers worldwide would disagree with the understanding of RPCs. In this position paper, we show that though Moore’s Law can be made concurrent, peer-to-peer, and cacheable, the seminal game-theoretic algorithm for the investigation of simulated annealing by Sasaki et al. is NP-complete. |
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