Quantum Xchange is a company based in the United States, established in 2018, that operates within the Business Services sector, specifically focusing on Custom Software and IT Services, as well as Corporate Services. With a workforce of 11 to 50 employees, the company has positioned itself at the intersection of business services and advanced technology solutions. A notable document published by Quantum Xchange is a whitepaper titled "Post-Quantum Cryptography: Securing SD-WANs," which addresses the implications of quantum threats on Software Defined Wide Area Networks (SD-WANs). The paper outlines the challenges posed by potential quantum attacks and discusses the importance of migrating to post-quantum cryptography (PQC) to enhance security in critical sectors such as banking and insurance. It provides strategic insights and a roadmap for organizations looking to integrate PQC into their SD-WAN ecosystems, thereby ensuring long-term security and operational resilience. This focus on post-quantum security highlights the company’s expertise in addressing emerging technological challenges in the digital landscape.