More and more users are accessing web based systems from mobile devices. Authentication using just username|password is something that they know and is referred to as 'single factor authentication'. Increasingly, these web systems are vulnerable to unauthorised access. To prevent this, a 'second layer' of protection called 'two factor authentication', is required.

Users accessing a Virtual Private Network [VPN], typically authenticate their access with usernames and passwords. This is something that they know and is referred to as 'single factor authentication'. Increasingly, SSL VPN systems and other VPN applications are recommending that a 'second layer' of protection, called 'two factor authentication', is implemented.

Users accessing an extranet, typically authenticate their access with usernames and passwords. This is something that they know and is referred to as 'single factor authentication'. Increasingly, these web systems are vulnerable to unauthorised access. To prevent this, a 'second layer' of protection called 'two factor authentication', is required.

Users accessing any web based system, typically authenticate their access with usernames and passwords. This is something that they know and is referred to as 'single factor authentication'. Increasingly, these web systems are vulnerable to unauthorised access. To prevent this, a 'second layer' of protection called 'two factor authentication', is required.