Systems and methods of securing access and readability of optically stored data
An optical data system includes an optical storage medium including a watermark region, a read subsystem, and a control system. The watermark region is encoded with an encryption key to provide information about embedded data. The read subsystem includes a base used to support the optical storage medium, a laser system used to focus light from one or more lasers, and one or more detectors used to read the embedded data from the optical storage medium based on the light interacting with the optical storage medium. The control system includes one or more processors and a memory that stores instructions to control the read subsystem to scan the watermark region to provide scan data, identify the encryption key based on the scan data, and generate computer readable data using the encryption key to decrypt the embedded data from the optical storage medium.
1 . An optical data system, comprising:
an optical storage medium comprising a watermark region encoded with an encryption key, wherein the encryption key is configured to provide information about embedded data of the optical storage medium;
a read subsystem comprising a base configured to support the optical storage medium, wherein the optical storage medium is positioned above the base;
a laser system configured to focus light from one or more lasers on the optical storage medium, and one or more detectors configured to read the embedded data from the optical storage medium based on the light interacting with the optical storage medium;
a control system comprising one or more processors; and
memory storing instructions executable by the control system to cause the control system to:
levitate the optical storage medium in a mid-air position above the base, wherein the mid-air position is controlled through magnetism; and
control the read subsystem to scan the watermark region to provide scan data, identify the encryption key based on the scan data, and generate computer readable data using the encryption key to decrypt the embedded data from the optical storage medium.
2 . The optical data system of claim 1 , wherein the control system controls rotation of the base to cause the optical storage medium to rotate about an axis.
3 . The optical data system of claim 2 , wherein the read subsystem is configured to read data from one or more surfaces of the optical storage medium during rotation of the optical storage medium.
4 . The optical data system of claim 1 , wherein the read subsystem is configured to read data from one or more surfaces of the optical storage medium during levitation of the optical storage medium.
5 . The optical data system of claim 1 , wherein the optical storage medium includes one or more crystal structures, and wherein data of the optical storage medium is stored within the one or more crystal structures.
6 . The optical data system of claim 1 , wherein the one or more detectors of the laser system is a photodetector.
7 . The optical data system of claim 1 , wherein the one or more lasers of the laser system comprise a pulsed laser, a continuous wave laser, a quasi-continuous wave laser, or any combination thereof.
8 . The optical data system of claim 1 , wherein:
the optical storage medium comprises a layered crystalline structure; and
the watermark region comprises a layer of the optical storage medium.
9 . The optical data system of claim 1 , comprising a write subsystem configured to direct the control system to control the laser system to write to the optical storage medium on or through one or more surfaces of the optical storage medium by focusing two or more lasers on a location of the optical storage medium to write the embedded data based on the encryption key.
10 . The optical data system of claim 1 , comprising a write subsystem configured to direct the control system to generate the watermark region by encoding the encryption key by changing a state of a first crystal structure of one or more crystal structures of the optical storage medium to a second crystal structure.
11 . An optical data system, comprising:
an optical storage medium, wherein the optical storage medium includes one or more crystal structures;
a watermark region of the optical storage medium, wherein the watermark region is encoded with an encryption key for decoding embedded data stored on the optical storage medium, and wherein the watermark region is encoded with the encryption key via a state change between a first crystal structure of the one or more crystal structures of the optical storage medium and a second crystal structure;
a base configured to support the optical storage medium and rotate the optical storage medium about an axis;
a laser system comprising one or more lasers configured to focus light on or through one or more surfaces of the optical storage medium, and one or more detectors configured to read the embedded data stored in the second crystal structure of the watermark region of the optical storage medium based on the light interacting with the optical storage medium;
a control system comprising one or more processors; and
memory storing instructions executable by the control system to cause the control system to:
control rotation of the optical storage medium about the axis;
control the laser system to focus the light on the watermark region and control the one or more detectors to read the encryption key based on an interaction of the light with the watermark region;
control the laser system to focus the light on other locations on or within the optical storage medium and control the one or more detectors to read the embedded data; and
generate computer readable data using the encryption key to decrypt the embedded data read by the one or more detectors.
12 . The optical data system of claim 11 , wherein:
the optical storage medium comprises a multifaceted crystalline structure; and
the watermark region is defined by a layer or surface of a single facet of the multifaceted crystalline structure.
13 . The optical data system of claim 11 , wherein:
the control system is configured to control rotation, levitation, or both of the optical storage medium via magnets of the base; and
the laser system is configured to read data from one or more surfaces of the optical storage medium during rotation, levitation, or both of the optical storage medium.
14 . The optical data system of claim 11 , wherein:
the optical storage medium includes one or more crystal structures; and
the laser system is configured to read the embedded data by focusing light through facets onto particular layers of the one or more crystal structures.
15 . The optical data system of claim 11 , wherein the one or more detectors of the laser system is a photodetector.
16 . A method comprising:
controlling, via a control system, rotation, levitation, or both of an optical storage medium via magnets of a base;
controlling, via the control system, a laser system to read data within a watermark region of the optical storage medium and to read embedded data within a bulk storage region of the optical storage medium during rotation, levitation, or both of the optical storage medium;
determining, via the control system, an encryption key based on the data within the watermark region of the optical storage medium; and
generating, via the control system, decrypted and readable data using the encryption key to decrypt the embedded data read from the bulk storage region of the optical storage medium.
17 . The method of claim 16 , comprising:
activating a laser system to focus light from a plurality of lasers on one or more surfaces of the optical storage medium;
analyzing additional data from the one or more surfaces of the optical storage medium based on the light interacting with the one or more surfaces; and
controlling the control system to direct the laser system to write the additional data to the optical storage medium by changing a state of a portion of the optical storage medium with the light.
18 . The method of claim 16 , comprising defining the watermark region with the control system based on input coordinates corresponding to one or more geometric regions of the optical storage medium.
19 . The method of claim 16 , comprising:
levitating the optical storage medium above a base via magnetics; and
rotating the optical storage medium around an axis via the magnetics.
20 . The method of claim 19 , comprising:
reading the watermark region of the optical storage medium from one or more angles.