[https://medium.com/@naveen17797/inferno-ctf-dank-php-challenge-writeup-c5011e86ebb](https://medium.com/@naveen17797/inferno-ctf-dank-php-challenge-writeup-c5011e86ebb)

Original writeup (https://medium.com/@naveen17797/inferno-ctf-dank-php-challenge-writeup-c5011e86ebb).