What is "multiotp"

multiOTP is an open source PHP class, a command line tool and a web interface that can be used to provide an operating system independent strong authentication system. multiOTP is OATH certified since version 4.1.0 and is developed under the LGPL license. Starting with version 4.3.2.5, multiOTP open source is also available as a virtual appliance - as a standard OVA file, a customized OVA file with open-vm-tools, and also as an Hyper-V downloadable file.