As of February 10, 2012, S1 Corporation was acquired by ACI Worldwide, Inc. S1 Corporation provides payments and financial services software solutions in the United States and internationally. The company operates in three segments: Banking: Payments, Banking: Large Financial Institution (FI), and Community Financial Institution (FI). The Payments segment provides ATM and retail point-of-sale driving, card management, and merchant acquiring solutions to financial institutions, retailers, and transaction processors of various sizes globally. The Banking: Large FI segment offers consumer banking, small business and corporate online banking, trade finance, and mobile banking solutions to large banks globally; branch and call center banking solutions to large banks outside of the United States; and software, custom software development, hosting, and other services to State Farm Mutual Automobile Insurance Company. The Banking: Community FI segment provides consumer and small business online banking, mobile banking, voice banking, and branch and call center banking solutions to community and regional banks, and credit unions in the United States. The company also provides various professional services, such as project management, implementation, custom software development, integration, educational, and Web design services; and customer support services. In addition, it offers hosting services comprising systems outsourcing, data center hosting, and operational management and control across a range of personal, small business and corporate Internet banking, mobile, voice, and payment processing applications. The company primarily serves banks, credit unions, retailers, and transaction processors. S1 Corporation was founded in 1934 and is headquartered in Norcross, Georgia.