challenge001

Description:

First crypto challenge so we have to keep it easy. Here’s the flag, but it’s encoded. All you have to do is figure out which method was used. Luckily, it’s a common one.

cG9jdGZ7dXdzcF80MTFfeTB1Ml84NDUzXzQyM184MzEwbjlfNzBfdTV9

• Category: crypto

Solution:

1. Base64 encoded string

2. Use terminal $ echo {base64 encoded string}

   base64 -d

Flag: poctf{uwsp_411_y0u2_8453_423_8310n9_70_u5}