Techniques for detecting shared devices are disclosed. In one particular exemplary embodiment, the techniques may be realized as a method for detecting shared devices comprising receiving, using a shared computer detection component, information about a connection to a website from a user device, identifying, using the shared computer detection component, one or more characteristics associated with the connection from the user device, determining, in the event there is sufficient data based on the one or more characteristics associated with the connection from the user device, whether the user device is a shared device, and calculating a first responsive action in the event it is determined that the user device is a shared device.