Not That Easy

Challenge Description

We have intercepted the communication between two criminals and we found that they had shared a secret information. Can you find out the secret?

Short writeup

There are a set of TCP packets with some data present in their buffer that eventually leads us to the wrong flag. The packet with size 521 bytes begins with file signature -> 89 50 4e 47 0d 0a....which is a PNG image. Extract the image and use zbarimg to view the flag.

Challenge Author

v1Ru5

Flag

shaktictf{sh3_w4s_h0n0r3d_by_3lectr0nic_fr0nti3r_f0und4ti0n}