I was just following orders comes to mind.

Yes, the complicity is normal. No the complicity isn't right.

The banality of evil.

It's interesting to talk about 'banality of evil' in the comment section about flawed papers. Her portrayal of Eichmann was very wrong, Arendt had an idea in her head of how he should be and didn't care too much about the facts and the process. Not that I totally disagree with the idea.