The Skills Quantum Communications Work Requires
QKD deployment work sits across photonics, network protocol engineering, cryptography, and operations. Here is what each domain asks of an engineer, and where classical…
A Field Guide to Misleading Quantum Marketing
Quantum vocabulary moves procurement budgets, and marketing has noticed. The two shapes a bad claim takes, four questions that tell them apart, and what…
Why Countries Disagree About QKD
The NSA will not certify QKD for national security use. China runs a 4,600 km quantum network. Both are current positions. Here is the…
Quantum in Telecom, Sorted by Who Owns the Decision
Three different technologies get called quantum in telecom. One has regulatory deadlines, one needs a business case, one is still research. Here is how…
Quantum Key Distribution, Read as a Security Control
Three national agencies advise against QKD for their own networks. Twenty-seven EU states are funding one. Both positions hold, and the reason explains how…
Attacking Quantum Systems: The Gap Between the Proof and the Box
Every successful attack on a quantum system so far has left the physics intact and gone after the equipment. Here is the pattern, and…
Quantum Repeaters: What an Architect Needs to Know Before the Sales Call
A quantum repeater is not an amplifier. It is a machine that manufactures entanglement in segments and stitches them together. Here is how it…
Quantum Networks in Orbit: Who Controls Which Layer
Satellite QKD turns a physics result into infrastructure. For architects, the useful question isn't who owns the satellite. It's which layer of the stack…
The Vocabulary of Quantum Security
Quantum security means at least three different things, and vendors use all three. A precise glossary of the terms that carry budget consequences.
What a Quantum Network Is Actually For
A quantum network does not carry your traffic. It produces a narrow set of outputs, and knowing exactly what those are is the difference…