Nir Zuk leaves Palo Alto Networks after two decades Globes – Israel Business NewsPalo Alto Networks’ Founder Retires as Technology Chief The Wall Street JournalZuk steps down: Israeli cybersecurity pioneer leaves Palo Alto Israel National NewsPalo Alto Networks founder Nir Zuk steps down, marking end of an era in cybersecurity CTechPalo Alto Networks founder Nir Zuk steps down after more than 20 years Ynetnews