How do I get past the guard manning the security system

Hint 1 of 5:

Have you talked to the drunken guard?

Hint 2 of 5:

Did he tell you that this guy was a "textbook" Nazi.

Hint 3 of 5:

Maybe you could give him a Nazi "textbook."

Hint 4 of 5:

Like one from Venice.

Hint 5 of 5:

Give him Mein Kampf.