@article{quantumgatekeepermultifactorcontextbound,
  title = {Quantum Gatekeeper: Multi-Factor Context-Bound Image Steganography with VQC Based Key Derivation on Quantum Hardware},
  author = {Sahil Tomar and Sandeep Kumar},
  year = {2026},
  eprint = {2604.26413},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.26413},
}