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

Screening process where they called for a Zoom. Two simple questions. Interviewer had difficulty explaining the problem and told something, but expected something else. It looks like the manager prepared to take the interview.