Vice Admiral Noel Gayler, former director of the National Security Agency, once wrote, “Important as it is in peacetime, communications security becomes even more important in wartime. For a few decades, nations have been relying on encryption systems to protect a wide variety of computerized transmissions ranging from commerce to government to military communications. While today’s encryption systems are considered reasonably secure, the possibilities of quantum cryptography and quantum computing offer a whole new dimension and threat to computerized secrecy. |