[FORM 20-F (Mark One) o OR x OR o OR o Date of event requiring this shell company report Qihoo 360 Technology Co. Ltd. N/A Cayman Islands (Jurisdiction of incorporation or organization) Block 1, Area D, Huitong Times Plaza No. 71 Jianguo Road, Chaoyang District Beijing 100025, People’s Republic of China Alex Zuoli Xu, Chief Financial Officer Block 1, Area] [As of December 31, 2011 Wholly-Owned Subsidiaries 1. Qizhi Software (Beijing) Co., Ltd., a PRC company 2. Tianjin Qisi Technology Co., Ltd., a PRC company 3. Qiji International Development Limited, a HK company 4. Qifei International Development Co. Limited, a HK company 5. 360 International Development Co. Limited, a HK company Variable Interest Entities 1. Beijing 3G3W Science & Technology] [CERTIFICATIONS I, Hongyi Zhou, certify that: 1. I have reviewed this annual report on Form 20-F of Qihoo 360 Technology Co. Ltd. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under] [CERTIFICATIONS I, Alex Zuoli Xu, certify that: 1. I have reviewed this annual report on Form 20-F of Qihoo 360 Technology Co. Ltd. (the “Company”); 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances] [CERTIFICATIONS (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. EX-13.1 5 a12-6203_1ex13d1.htm EX-13.1] [CERTIFICATIONS (2) The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company. EX-13.2 6 a12-6203_1ex13d2.htm EX-13.2] [CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in the Registration Statement No. 333-174444 on Form S-8 of our report dated April 19, 2012, relating to the consolidated financial statements of Qihoo 360 Technology Co. Ltd., and its subsidiaries, variable interest entities and variable interest entities’ subsidiaries appearing in the Annual Report on Form]