As you get released from military duty as a 20-something developer with world class cybersecurity skills, you either go offensive or defensive (and we all know which one is more exciting and possibly better paying).
It's not surprising that an industry develops around skilled workforce. Happens all the time with companies around universities.
Spying on journalists critical of oppressive regimes, has absolutely nothing to do with "preventing another holocaust".
Arming tyrants with technology that enables them to crush dissent, by spying on their opposition and journalists is inexcusable.
That Israel wants to gather intelligence on hostile neighbors and prevent a new holocaust is legitimate.
But they shouldn't be immune to critique of their actions, by deflecting it with accusations of antisemitism and mentioning the holocaust.