Researchers sent quantum entanglement between two quantum systems.

“A visualization of the breakthrough reported by the Heriot-Watt team. Credit: Heriot-Watt University Researchers at Heriot-Watt University have introduced a prototype quantum network that merges two smaller networks into a single, reconfigurable eight-user system capable of routing — and even teleporting — entanglement on demand.”(ScitechDaily, Scientists Teleport Entanglement Across Two Linked Quantum Networks in Historic First)

There are two ways to send information between two quantum systems. The first way is to send information between two superpositioned and entangled particles. Another way is to teleport data. That is connected to the particle. That means the single photon can transport information through the quantum bridge. The purpose of the quantum bridge is to protect data. That is stored in a photon. 

A full-scale quantum computing system that transports and computes information fully in quantum mode requires that the quantum entanglement can transform information. Over the borders of quantum systems. A full-scale quantum system includes two or more quantum computers. And a quantum network that transports information between superpositioned and entangled particles. This thing offers full-scale security in data handling and data transportation. The quantum network is hard to break. 

Because the data that travels in it. It is connected in physical particles. If something tries to steal data. That thing disturbs the energy level. In the qubit. And the system sees that thing. But no system is completely safe. There are always screens, keyboards, and mice that don’t use quantum encryption. The observer who can see the screen can see everything that the user does. 

There are two ways to make quantum encryption. The first model is to use. Superpositioned and entangled particles. The second way is to share information between multiple bandwidths. This means the data packages are shared across different radio frequencies. Another way is to share messages into pieces. And then send those bits into the different cables. That improves the data security of those systems. The thing is that even if the attacker can eavesdrop on one of those frequencies, the rest of those bits remain unseen. Things like data bursts that the system sends simultaneously through every data line. 

Things like coherent radio waves can also help to make the system harder to break. The multi-channel system can make. The room-temperature quantum computers. Or some models of them are possible. In those systems, each radio frequency carries data. It is one state. Of a qubit. Those radio systems can send coherent radio signals through the nanotubes. The system must first transform regular electric signals into a qubit, which happens by sharing data between those frequencies. 

https://scitechdaily.com/scientists-teleport-entanglement-across-two-linked-quantum-networks-in-historic-first/