Palo Alto Networks

First, I got a call from HR, who had reviewed my profile on LinkedIn. Two initial rounds were scheduled, and the first one was with the Engineering Manager. There were a total of four rounds of interviews. In each round, a coding question was given

1. Two round phone interview, asking about my basic information and interests in network security. Also covered basic network knowledge, basic attacks, and protocols. 2. Onsite interview the following week. Much deeper questions about protocols, VP

It was a tedious and frustrating process, involving six rounds of interviews, including two with the same recruiter. According to the process, every interview needed to be satisfactory to move onto the next one. Ironically, the last round was schedul