What flaw do spies exploit in a photon-number splitting attack?
Chapter 1

The playground of Alice, Bob, and Eve

Chapter 2

The art of quantum hacking

Chapter 3

Espionage in orbit

Chapter 4

The race to Q-Day

YOUR GOAL

Master of Spying with the laws of physics

Ch 2 · The art of quantum hacking
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007skaty Side-channel leaks in quantum encryption hardware

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007skaty Quantum Side-Channel Leak

Shoot the beam Catch the bounce Steal the key

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007skaty Photon-number splitting attacks on commercial quantum encryption systems

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Blinding the quantum eye

007skaty Blinding forces single-photon detectors to act like classical equipment, allowing hackers to control commercial system outputs undetected.

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The Trojan horse laser

007skaty Trojan horse attacks exploit reflected light to bypass quantum security without altering photons

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Splitting the light
BETA

007skaty Split the light beam using mirrors to discover how quantum spying works.

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Fun Fact

Quantum hacking: The first successful hack of a commercial quantum key system in 2010 did not break any physics laws; it just tricked the hardware.

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Glossary
quantum hacking (noun)
The process of finding and exploiting physical vulnerabilities in quantum communication or cryptographic systems. In 2011, researcher Vadim Makarov performed the first complete eavesdropping on a running quantum cryptography system.

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Gossip

Which security flaw sounds the most like sci-fi spycraft?

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Quiz

In 2010, researchers hacked a commercial quantum system by doing what to the detectors?

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007skaty Trojan horse laser attacks on fiber optic transmitters

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Quiz

Why does blinding a quantum detector allow a hacker to intercept messages?

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007skaty Laser hacking attacks on commercial quantum cryptography systems

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Quiz

How do quantum hardware designers defend against Trojan horse laser attacks?

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Quiz

What does a spy analyze in a quantum Trojan horse attack?

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Quiz

Which defense protocol was designed to counter photon-number splitting attacks?

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Quiz

What flaw do spies exploit in a photon-number splitting attack?

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Quiz

What does a side-channel attack target to steal information?

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Quiz

If a device leaks information through its power consumption, this is a:

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