Related by context. Frequent words. (Click for all words.) 71 quantum cryptography 65 QKD 60 quantum entanglement 60 encryption algorithm 59 quantum computation 59 quantum bits 58 cryptographic keys 58 entangled photons 58 cryptography 58 quantum computers 57 quantum computing 57 cryptographic 55 Spintronics 54 photonic devices 54 Hawking radiation 53 steganography 53 TCP IP protocol 53 photoelectric effect 52 encryption algorithms 52 encryption keys 52 encryption 52 terahertz radiation 52 quantum mechanics 52 frequency comb 52 Photons 51 inherently insecure 51 decoherence 51 Mass spectrometry 51 Metamaterials 50 encrypted 50 Encryption 50 reCAPTCHA 50 Therapeutic cloning 50 WiTricity 50 photons 50 nanomechanical 49 spintronic 49 nanoscale structures 49 Wired Equivalent Privacy WEP 49 qubits 49 Encrypting 49 optical microscopy 49 Transport Layer 49 microelectronic devices 48 quantized 48 nanomachines 48 quantum 48 CAPTCHAs 48 orthogonal frequency division multiplexing 48 photonic crystal 48 electromagnetic induction 48 plaintext 48 photon 48 HTTP protocol 48 metamaterials 48 spintronics 48 encryptions 48 indium phosphide 48 qubit 48 negative refraction 48 holography 48 superposition 47 VCSELs 47 SecurID 47 Synthetic biology 47 cryptographically 47 particle accelerators 47 packet switching 47 silicon transistors 47 SSL TLS 47 quantum mechanical 47 shorter wavelengths 47 Miniaturization 47 wavelength division multiplexing 47 biological molecules 47 excitons 47 microfluidic devices 47 photonic crystals 47 high temperature superconductivity 47 nanodevices 47 electron spins 47 nanosystems 47 terahertz 46 high temperature superconductors 46 plasmonic 46 cryptographic algorithms 46 memristors 46 interferometers 46 decrypting 46 encrypting 46 plasmonics 46 WEP encryption 46 cache poisoning 46 Cryptography 46 silicon germanium 46 File Transfer Protocol 46 chirality 46 Quantum Optics 46 Encrypted 46 Higgs particle 46 BitArmor