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342 results about "Human interface device" patented technology

A human interface device or HID is a type of computer device usually used by humans that takes input from humans and gives output to humans. The term "HID" most commonly refers to the USB-HID specification. The term was coined by Mike Van Flandern of Microsoft when he proposed that the USB committee create a Human Input Device class working group. The working group was renamed as the Human Interface Device class at the suggestion of Tom Schmidt of DEC because the proposed standard supported bi-directional communication.

USB secure storage apparatus and method

A secure media device preferably includes a Universal Serial Bus (USB) Mass Storage Class (MSC) interface and a USB Human Interface Device (HID) interface. A storage media area is also preferably provided. The storage media is preferably divided into a secure and nonsecure area by arranging the storage media into multiple Logical Units (LUNs). The nonsecure area is preferably accessed in a conventional manner using a host USB MSC driver through the USB MSC interface on the storage device. A password dialog application can be located in the nonsecure area of the storage device. A preferred method of configuring a secured storage device includes dividing storage media of the storage device into a secure and a nonsecure area. A password for accessing the secure area is preferably set using a host USB HID driver and a USB HID interface on the storage device. A preferred method of accessing a secure area of a USB secure storage device includes verifying a password using a host USB HID driver and a USB HID interface of the storage device. Once the password is verified, the secure area is preferably unlocked. After the secure area is unlocked, the storage device preferably responds to a host USB MSC driver poll with an indication that the secure area is accessible. Until the secure area is unlocked, the storage device preferably responds to a host USB MSC driver poll with an indication that the secure area is inaccessible. The secure area of the USB secured storage device is preferably locked via firmware in response to a removal or other locking event. According to various aspects of this invention, therefore, there is preferably no need for a custom driver or software package to be installed on a host computer to facilitate access to the data contained in the secure media area.
Owner:MONTEREY RES LLC

Two-factor USB authentication token

The present patent application discloses a USB token that advantageously mimics a human interface device such as a keyboard in interacting with a host computer, thus removing the need for pre-installation of a dedicated device driver. This is accomplished by requiring the host computer to direct the input of the attached human interface devices of the keyboard type, including the USB token, exclusively to the program interacting with the USB token, by using cryptographic algorithms based on a shared secret, which require less data to be transferred than PKI-based algorithms, and by employing an efficient encoding scheme that minimizes the time needed to exchange information with the USB token, and minimizes the probability of generating ambiguity with input that might legitimately be generated by other attached human interface devices. By using only symmetric encryption and the low-speed USB protocol, a single low-performance processor may be used, which results in a more cost-effective solution than PKI USB tokens emulating the combination of smart cards and smart card readers or USB tokens presenting themselves to the host computer as mass storage devices. The overall security is increased by adding a second authentication factor consisting of a static password entered by the user, and by limiting the number of valid token response that can be generated or retrieved in a usage session.
Owner:ONESPAN NORTH AMERICA INC
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