System for secure login, and method and apparatus for same

A secure login method, comprising:

• sending, by a first device, login information received through an input unit of the first device and input timing information indicative of timing when letters corresponding to at least some of the login information are inputted to an authentication unit;
• obtaining, by a second device, typing sounds generated when a user types the letters using the input unit;
• sending audio information comprising the typing sounds to the authentication unit;
• and
• authenticating, by the authentication unit, the login information based on the input timing information received from the first device and the audio information received from the second device.

A secure login apparatus, comprising:

• a first communication unit configured to receive login information received through an input unit of a first device and input timing information indicative of timing when letters corresponding to at least some of the login information are inputted from the first device;
• a second communication unit configured to receive audio information comprising typing sounds generated when a user types the letters using the input unit from a second device;
• and
• a login authentication unit configured to authenticate the login information based on the input timing information received from the first device and the audio information received from the second device.

A secure login apparatus for receiving login information from a first device and authenticating the login information, the secure login apparatus comprising:

• a first authentication unit configured to authenticate a second device;
• a communication unit configured to send login information item input windows for inputting the login information to the first device to the first device, receive first information indicative of timing when letters inputted to at least one of the login information item input windows are inputted from the first device, and receive second information comprising typing sounds generated when letters inputted to at least one of the login information item input windows are typed from the authenticated second device;
• and
• a second authentication unit configured to authenticate the login information based on the first information and the second information.

A secure login method for authenticating login information received from a first device, the secure login method comprising:

• authenticating a second device;
• sending login information item input windows for inputting the login information to the first device;
• receiving first information indicative of timing when letters inputted to at least one of the login information item input windows are inputted from the first device;
• receiving second information comprising typing sounds generated when letters inputted to at least one of the login information item input windows are typed from the authenticated second device;
• and
• authenticating the login information based on the first information and the second information.