Austin-based SailPoint, a developer of enterprise identity governance software, said today that it has signed Tesco Bank, a UK-based provider of banking services. According to SailPoint, Tesco is using the firm's SailPoint IdentityIQ product. Financial details of the win were not disclosed. Tesco Bank, owned by Tesco plc, serves around six million customers. SailPoint's products are used to manage user accss to enterprise systems.