Quotes: Swiss Cheese Security

Kaiba: These guys are my elite KaibaCorp security agents.
Joey: Yeah, great security, Kaiba. We just walked through the front door, no problem.
Yu-Gi-Oh! The Abridged Series, Episode 39: "Card Games at 20,000 Feet"

Colin: I found him in the Oval Office. There didn't seem to be much security around; I just walked right in."

Lawson: Aren't you going to ask how I got in here?
Angel: No, you'd be amazed at how many people break into this building on a regular basis.
—"Why We Fight", Angel

"Care to explain how our security was penetrated by a child?"
Captain Black, Jackie Chan Adventures

Yahtzee: "I'd like a room for tonight, please! Just for one night, at this hotel, where this rich rock star is staying."
Gabriel: "Hi, I'd like to learn to take off and fly a plane? Don't need to worry about landing."
Yahtzee: Now, the interior of Channel 6 studios is surprisingly insecure...
Gabriel: Well, I mean, y'know. They have that impenetrable wall of 'boom gate and 60-year-old unarmed man behind not-bulletproof-or-plasma-proof glass.' Why would you need security inside after that?
Let's Play Dreamweb

"Shinji and his pals get a trip onto a fleet of ships. Now, Shinji I understand, being as he's the one who can pilot the EVA... But his school chums allowed into a top-secret paramilitary unit just to fool around? No wonder we won WWII."

"Two cops burst in. Lex, seeing it to be a bad scene, starts to duck behind his desk and call his security.

Yes, that's right, his security has failed yet again to stop someone from coming through the doors.

You know, Lex, I'd just buy some automated turrets that shoot at anything that goes beyond the gates. Spider Jerusalem style. Have a sign: 'Warning. Unauthorized access means fragging. Please press the button.' That's what I'd do, if it were my billions."
Neal bailey on Smallville ("Lockdown")

"Needless to say, as is always the case in these situations, the holodeck safeties are off, communications are dead, Level Ten forcefields have been erected around our position, helm control has been compromised, Voyager's main processor will no longer accept Janeway's command access codes, and the replicators will only produce lukewarm coffee!"
It Was Your Blood, Part Spoof, a Star Trek: Voyager fanfic.