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And the speed of this electrical motor
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Zero Days

And the speed of this electrical motor is controlled by another PLC, by another...

And the speed of this electrical motor is controlled by another PLC, by another programmable logic controller

Full Transcript

00:00:01.000 --> 00:00:03.919
And the speed of this electrical motor
00:00:03.092 --> 00:00:07.129
is controlled by another PLC,
00:00:07.013 --> 00:00:08.799
by another programmable logic controller.
Duration
10 seconds
Views
22
Timestamp in Movie
01:09:04
Uploaded
Nov 01, 2025
Genres
documentary
Production
N/A

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Movie Summary

A documentary focused on Stuxnet, a piece of self-replicating computer malware that the U.S. and Israel unleashed to destroy a key part of an Iranian nuclear facility, and which ultimately spread beyond its intended target.
Chien: Stuxnet would wait for 13 days - Zero Days 00:14
Chien: Stuxnet would wait for 13 days
They didn't want to attack when the centrifuges essentially - Zero Days 00:07
They didn't want to attack when the centrifuges essenti...
What Stuxnet did was it actually would sit there - Zero Days 00:11
What Stuxnet did was it actually would sit there
And once they saw them spinning for 13 days, - Zero Days 00:06
And once they saw them spinning for 13 days,
Centrifuges spin at incredible speeds, - Zero Days 00:06
Centrifuges spin at incredible speeds,
Langner: They have a safe operating speed, - Zero Days 00:07
Langner: They have a safe operating speed,
Chien: Stuxnet caused the uranium enrichment centrifuges - Zero Days 00:07
Chien: Stuxnet caused the uranium enrichment centrifuges
What would happen was those centrifuges - Zero Days 00:07
What would happen was those centrifuges
It would go through a frequency at which the metal would - Zero Days 00:07
It would go through a frequency at which the metal would
And then the second attack they attempted - Zero Days 00:06
And then the second attack they attempted
They were slowed down to almost standstill. - Zero Days 00:06
They were slowed down to almost standstill.
You can imagine a toy top that you spin - Zero Days 00:07
You can imagine a toy top that you spin
They'd begin to wobble and essentially shatter - Zero Days 00:05
They'd begin to wobble and essentially shatter
And instead of sending back to the computer - Zero Days 00:08
And instead of sending back to the computer
So the computer's sitting there thinking, - Zero Days 00:06
So the computer's sitting there thinking,
Running at 1,000 hertz, everything is fine." - Zero Days 00:08
Running at 1,000 hertz, everything is fine."
So the operators then would know, "whoa", - Zero Days 00:11
So the operators then would know, "whoa",
Not only are the operators fooled into thinking - Zero Days 00:13
Not only are the operators fooled into thinking
And so they would hit, literally, the big red button - Zero Days 00:08
And so they would hit, literally, the big red button
So you would have these operators - Zero Days 00:07
So you would have these operators