AUPCTF'23 - Web - Time Heist

Challenge Description

use your time travel skills to recover the hidden flag

Click Here

Solution

Now, the challenge description is a clear hint that we need to use the Wayback Machine. So, we visit the website and get the following snapshots of the given url

Now, visting the first snapshot, we get the following page:

We can see that there is a tag flag in the page. Let's visit it:

URL

On opening this, we get the following page:

Now, let's inspect the source code, we get the following flag:

Flag: aupCTF{y0u-ar3-4-tru3-t1m3-tr4v3l3r}