Investigating the Impact of Quantum Computing on Future Cryptographic Protocols in Technical Informatics

1. Introduction 1.1 Background and Motivation 1.2 Objectives of the Study 1.3 Structure of the Paper 2. Basics of Quantum Computing 2.1 Quantum Mechanics Principles 2.2 Quantum Bits (Qubits) 2.3 Quantum Gates and Circuits 3. Current Cryptographic Protocols 3.1 Symmetric Key Cryptography 3.2 Public Key Cryptography 3.3 Cryptographic Hash Functions 4. Vulnerabilities of Cryptographic Protocols 4.1 Quantum Threats to Symmetric Keys 4.2 Quantum Threats to Public Keys 4.3 Limitations of Current Hash Functions 5. Quantum-resistant Cryptographic Algorithms 5.1 Lattice-based Cryptography 5.2 Code-based Cryptography 5.3 Multivariate Polynomial Cryptography 6. Case Studies and Applications 6.1 Quantum Computing in Databases 6.2 Quantum Networks and Security 6.3 Impact on Internet of Things Security 7. Future Directions in Cryptography 7.1 Development of New Algorithms 7.2 Hybrid Cryptographic Systems 7.3 Standardization of Quantum Protocols 8. Conclusion 8.1 Summary of Findings 8.2 Implications for Technical Informatics 8.3 Suggestions for Further Research