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QuinStreet, Inc., an online performance marketing company, provides customer acquisition services for its clients in the United States and internationally. The company offers online marketing services, such as qualified clicks, leads, calls, applications, and customers through its websites or third-party publishers. It serves financial and home services industries. The company was incorporated in 1999 and is headquartered in Foster City, California.

Radware Ltd., together with its subsidiaries, develops, manufactures, and markets cyber security and application delivery solutions for cloud, on-premises, and software defined data centers worldwide. The company operates in two segments, Radware's Core Business and The Hawks' Business. It offers DefensePro provides automated DDoS protection; Radware Kubernetes, a web application firewall solution; and Cyber Controller, a unified solution for management, configuration, and attack lifecycle. The company also provides Alteon, an application delivery and security solution that manages application traffic across cloud and data center locations for optimizing availability and performance; and LinkProof NG, a multi-homing and enterprise gateway solution. In addition, it offers ERT Security Updates Subscription that provides protection from network elements, hosts, and applications; ERT Active Attackers Feed, a threat intelligence feed to protect against DDoS threats; ERT Protection Packages; Alteon Global Elastic License, a purchasing and deployment subscription; MSSP Portal, a DDoS detection and mitigation service portal; Location-based Mitigation that enables network traffic based on the geolocation mapping of IP subnets; and Cloud DDoS Protection Service, which offers a range of enterprise-grade DDoS protection services in the cloud. Further, the company provides Cloud Web DDoS Protection, Cloud WAF Service, Bot Manager, Cloud-Native Protector, and Cloud Application Protection Services, as well as technical support, professional, managed, and training and certification services. It sells its products primarily to independent distributors, including value added resellers, original equipment manufacturers, and system integrators. The company was founded in 1996 and is headquartered in Tel Aviv, Israel.

Riskified Ltd., together with its subsidiaries, develops and offers an e-commerce risk management platform that allows online merchants to create trusted relationships with consumers in the United States, Europe, the Middle East, Africa, the Asia-Pacific, and the Americas. It offers Chargeback Guarantee that ensures the legitimacy of merchants' online orders; Policy Protect, a machine learning solution designed to detect and prevent refund and returns policy abuse in real-time; Account Secure, a solution that cross-checks every login attempt; Dispute Resolve, which is used to compile submissions for fraud and non-fraud related chargeback issues; and PSD2 Optimize that helps merchants avoid bank authorization failures and abandoned shopping carts. The company serves direct-to-consumer brands, online-only retailers, omnichannel retailers, online marketplaces, and e-commerce service providers in various industries, such as payments, money transfer and crypto, tickets and travel, electronics, home, and fashion and luxury goods. Riskified Ltd. was incorporated in 2012 and is headquartered in Tel Aviv, Israel.

Zhihu Inc. operates an online content community in the People's Republic of China. Its community allows people to seek inspiration, find solutions, make decisions, and have fun. The company offers technology, business support, and consulting services; information transmission, software, and information technology services. It also offers information and marketing services; vocational training; and internet services, as well as holds audio-visual permit. Zhihu Inc. was founded in 2010 and is headquartered in Beijing, the People's Republic of China.