Tags: crypto rsa 

Rating: 4.0

The final chapter, featuring bigger exponents, exotic padding functions and more(?)

1. Understand the padding
2. Remove the padding
3. Take the nth root
4. ???
5. Debug
6. Everything works, but you don't know why it didn't
7. Submit the flag

Check out the original writeup [https://theromanxpl0it.github.io/ctf_codeblue2017/common3](https://theromanxpl0it.github.io/ctf_codeblue2017/common3/)

Original writeup (https://theromanxpl0it.github.io/ctf_codeblue2017/common3/).