Disclosed herein are systems, methods and computer program products for providing secure Internet access to a user device in an unsecure network environment, such as a public wireless network. The system includes a portable security device configured to establishing a first secure direct wireless connection with the user device and a second secure network connection through the public wireless network to a security server, which provides Internet access. The security device provides Internet browser and e-mail application, which can be used instead of unsecure applications of the user device to access Web resources through the first and second secure network connections. In addition, the security device includes a secure keyboard, which can be used by the device user instead of the unsecure keyboard of the user device to enter user authentication data for accessing the desired Web resources.