Plenty O Fish in the Sea [249 Solves]
Description
You have embarked on a quest to find the One Bit! Your first step is to find the scattered pieces of the treasure map on this here abandoned island!
Attachments: lost_map.zip
Flag
TUCTF{83h!Nd_7h3_W@73rF@11}
Solution
$ unzip lost_map.zip
Archive: lost_map.zip
inflating: lost_map.log
$ sort lost_map.log | uniq -c
1 1Nd_7h3_
1 %4011%7D
1 %7B83h%2
1805 At the top of this cliff
3469 Behind this foliage
602 Inside this burrow
175 Inside this coastal cave
167 Inside this coastal cave
5421 Inside this shipwreck
92 In this here tree trunk
288 In this old rum stash
3471 In this stream
1 TUCTF
1748 Under this big rock
681 Under this palm tree
277 Under this skeleton
330 Under ye feet
1 W%4073rF
$ sort lost_map.log | uniq -c | nkf --url-input
1 1Nd_7h3_
1 @11}
1 {83h%
2 1805 At the top of this cliff
3469 Behind this foliage
602 Inside this burrow
175 Inside this coastal cave
167 Inside this coastal cave
5421 Inside this shipwreck
92 In this here tree trunk
288 In this old rum stash
3471 In this stream
1 TUCTF
1748 Under this big rock
681 Under this palm tree
277 Under this skeleton
330 Under ye feet
1 W@73rF
concat TUCTF, %7B83h%2, 1Nd_7h3_, W@73rF, %4011%7D and urldecode.
$ echo TUCTF%7B83h%21Nd_7h3_W@73rF%4011%7D | nkf --url-input
TUCTF{83h!Nd_7h3_W@73rF@11}
Also, CyberChef is useful.