New NPE ZitoVault, LLC sued Amazon, Bazaarvoice, and Gearbox Software in its first assertion suit. The complaint asserts a single patent that concerns creating and maintaining a plurality of cryptographic sessions over a computer network (6,484,257). Amazon’s cloud computing services that can efficiently maintain a varying number of cryptographic sessions are the accused products, and Bazaarvoice and Gearbox are accused of using those services for their products.