According to WuSay, security startup PQShield has completed a $37 million Series B financing round, led by Addition, with participation from Braavos Capital, Legal & General, and Chevron Technology Ventures. PQShield's technology is designed to protect encryption systems from quantum computer-based hacker attacks, and its well-known customers include Nvidia and AMD. The new funds will be used to recruit more employees and strengthen working relationships with partners and customers.