Web Exploitation

PicoCTF 2019

where are the robots

Description : Can you find the robots?Linkarrow-up-right.

Points : 100

Solution :

The title does tell us to find the robots for the site.Itโ€™s the robots.txt file (also called the robots exclusion protocol or standard).

it is a text file that tells web robots (most often search engines) which pages on your site to crawl.It also tells web robots which pages not to crawl.

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Hint : What part of the website could tell you where the creator doesn't want you to look?

opening the link in the browser ,it returns:

Web page.

Looking at the source code,nothing interests.

Then visiting the url,then adding robots.txt,the site returns robots.txt file content.

robots.txt file content.

upon visiting the path,it returns the flag.

Flag : picoCTF{ca1cu1at1ng_Mach1n3s_8028f}.

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