PQShield, an Oxford-based post-quantum cryptography startup, has secured $37 million in a Series B funding round led by Addition. The funding will support PQShield's development of quantum-resistant cryptography solutions. This investment highlights the growing importance of cybersecurity in the face of advancing quantum computing technologies. Additionally, Qblox has raised $26 million for its quantum control stack, further emphasizing the increasing financial support for quantum technology innovations. Big tech and telecom companies are also upgrading their cybersecurity protocols by deploying commercially available quantum communication networks to prevent data harvesting and future decryption, ensuring secure sensitive info transfer.