Been digging into some quantum security stuff and came across what looks like a quiet collaboration between Nokia and a smaller player called QuStream.
At Nokia’s Swiss Innovation Day this year, QuStream’s CEO Adrian Neal (who also leads post-quantum at Capgemini) presented their joint work. They’re running QuStream’s Quantum Safe Network (QQSN) on Nokia’s high-performance hardware, with firmware integration and upgrades planned.
The tech stands out: it uses information-theoretic security with physical randomness from QRNGs to generate fresh keys - basically delivering strong one-time pad style protection that’s designed to hold up way better than standard NIST PQC algorithms in contested environments. Their demos show it maintaining performance under heavy packet loss, jamming, bit errors, and link degradation where other methods collapse. They’ve also achieved perfect secrecy, which makes this extra appealing to governments / military.
I found a lot of the details from QuStream’s recent Spaces on X - Adrian’s been going through the Nokia partnership, the hardware side, and how they see it as a practical last-mile quantum-safe layer.
Nokia hasn’t put out a big official announcement on this, but the event materials and joint presentation make the direction pretty clear. If this scales into real deployments in telecom, defense, or enterprise networks, it could be huge.
Worth keeping an eye on. DYOR - check the Swiss Innovation Day recap and the spaces summaries if you’re into quantum/defense tech plays.