ACCESS CONTROL SYSTEM WITH ONE-TIME PASSWORD USING ENCRYPTED QUICK RESPONSE CODE
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United States of America Patent
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Issued Date -
Aug 19, 2021
app pub date -
Feb 17, 2020
filing date -
Feb 17, 2020
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Abstract
Systems and methods for controlling access to a lock with one-time password using an encrypted quick response (QR) code. A method for retrieving a password embedded in a QR code by use of a mobile device includes: capturing and scanning an image of a QR code that is displayed on a lock and includes information of an identification (ID) of the lock and a password encrypted with an encryption key; extracting the ID of the lock and the encrypted password from the scanned image; sending a request for access of the lock, the request including the ID of the lock and an ID of the user of the mobile device; receiving an access notification that includes a decryption key; decrypting the encrypted password using the decryption key; and displaying the decrypted password on a display of the mobile device. The decrypted password is used to unlock the lock.
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