How can quantum networking revolutionize data security in the digital age?

With advancements in quantum computing, traditional encryption methods are facing potential obsolescence; however, quantum networking offers a new horizon for secure communications. This emerging field uses the principles of quantum mechanics, such as entanglement and superposition, to create nearly unbreakable encryption through the establishment of quantum key distribution channels. As cyber threats continue to evolve and become more sophisticated, how could quantum networking fundamentally change the landscape of data security and what implications does this have for industries reliant on secure data transmission?