TWI401671B - Secure method of memory card compression system with digital content - Google Patents

Description

Memory card compression system security method with digital content

The present invention relates to a security method for a memory card compression system with digital content, and more particularly to a method for protecting and distributing digital content.

Due to advances in computers and digital technologies, many of the content of creations and works, such as movies or music content, are converted into digital audio and video archives, which are then burned on CDs, DVDs, and other audio and video carriers for general use. Consumer use. The content of the creation and writing, in addition to film or music, and even extended to speech, teaching video, stage play, etc., can be converted into digital audio and video compressed files (hereinafter referred to as [digital content]).

However, due to the sophisticated compression and copying technology, the aforementioned digital content, regardless of movie or music content, can be easily formed into various file formats, reproduced through various techniques such as copying and burning, and even spread by the network. The medium provides a wider range of uploads and downloads, so that the copied content is transmitted and spread more distantly. Thus, the production of digital content (especially music or movies) and the content of the work are easily broken by the environment provided by the technology, and there is no defense. It also makes many writers' low willingness to create. It is a great obstacle to the development of today's civilized society that values intellectual property rights. Therefore, how to create a copy of the obstacles to the content of the work through the protection of science and technology, and the protection of content, for many audio and video publications. The people in the industry, or even the performers and the lyricists, attach great importance to it, and are more in line with the legislative and artistic principles of the Basic Law of Science and Technology of China and related scientific and technological laws.

At present, for the copyright protection of digital content, most of the established technologies are for digital content, and the so-called copy protection measures are carried out on the carrier according to the concept of scientific and technological protection, such as video, music CD, etc. for copy protection and anti-burning. However, the illegal distribution of digital content is also included in the authorized recording of the manufacturer, and the over-authorization of the content is excessively recorded and distributed. In other words, the lack of authorization for the authorized recording manufacturer, there is a legal authorization. Engage in over-the-counter copy of the excess. However, it is only possible to conduct after-the-fact accountability against the authorized recording manufacturer, and lack of a scientific method of early prevention to prevent the prior.

The main purpose of the present invention is to design a security method for a memory card compression system with digital content. The main steps include: a digital content providing end and a recording end, wherein the recording end needs to be performed with the digital content providing end when the digital content is produced. Connect, when each piece of memory card is pressed, you need to request the authorization code and counter to execute.

A second object of the present invention is to design a security method for a memory card compression system with digital content, wherein the method includes a temporary off-line state and a normal On-Line state.

Another object of the present invention is to implement a method for securely compressing a memory card with digital content, wherein the digital content is a music, video or other digital file of economic value.

Still another object of the present invention is to implement the foregoing method for securely compressing a memory card with digital content, wherein the temporary off-line state, including when the memory card is produced, does not need to be connected to the digital content providing end temporarily. , only in the counter When the display is 0, it will be connected with the digital content provider to update the number of slices by its remote end. The steps are as follows: A. The digital content provider needs to input the correct PIN code before proceeding. One step to control the file compression permission digital content provider needs to first define the song ID (according to the EPC definition method; distinguish it into country code, manufacturer code, album serial number and serial number (song serial number and download serial number)) and distributor (Distributor) ID (for use after the investigation), can only perform file compression and PKI encryption according to the recording end to transmit the audio and video compression encryption file to the corresponding recording end, because the use of PKI encryption, so only the corresponding recording end can decrypt; B. The recording end needs to input the correct PIN code before proceeding to the next step to control the tablet compression permission. Only the corresponding recording end can decrypt the file; C. When the recording end performs the memory card recording, if the counter displays 0. It needs to be connected with the digital content provider. After inputting the correct PIN code, the remote update (Update) number of tablets.

Another object of the present invention is to implement the foregoing method for security of a memory card compression system having digital content, wherein the normal On-Line state includes connection with a digital content providing end when creating a memory card record. When each piece of memory card is pressed, it is required to request the authorization code and counter to execute. The steps are as follows: A. The digital content provider needs to input the correct PIN code before proceeding to the next step to control the file compression permission. ; B, digital content provider must first define the song ID (according to the EPC definition method; divided into country code, manufacturer code, album serial number and serial number (song serial number and download serial number) and dealer (Distributor) ID (for post-accident investigation) After using it) Line file compression and PKI encryption according to the recording end to transmit the video and audio compression encryption file to the corresponding recording end. Because of the use of PKI encryption, only the corresponding digital content recording end can decrypt; C, the recording end needs to input the correct PIN code first. Can continue to the next step to control the tablet compression permission only the corresponding recording end can decrypt; D, the recording end performs the memory card recording; because the counter display is 1, the tablet once counter is displayed as 0, that is, The tablet software requests the authorization code and the new counter=1 from the digital content provider. By this method, the digital content providing terminal can actually control the number of compressions of the recording end, if the recording end of the recording card is a tableting tool (Tools) In the case of theft, due to the instant authorization of On-line, the card compression mechanism of this memory card is effectively protected.

The contents, features and embodiments of the present invention will be described below through the drawings, so that the reviewing committee has a better understanding of the case.

Referring to the first figure, the main purpose of the present invention is to design a memory card compression system security method with digital content (the digital content can be a music, film or other economically valuable file), and the main steps include: The digital content providing end (1) (ie, the copyright manufacturer of the digital content, such as a record company) and a recording end (2) (ie, the company that commissioned the recording), wherein the recording end (2) is required to be digital when the digital content is produced. The content provider (1) is connected. When each memory card is pressed, the authorization code (3) and the counter (4) are required to be executed.

The present invention is mainly included in the off-line state and the ON-line state, including when the digital content is created for the memory card, and the digital content providing end (1) is not required to be connected. When the counter (4) is displayed as 0, it will be connected with the digital content provider to update the number of slices by its remote end. The steps are as follows: A. The digital content provider needs to input the correct PIN code first. (Personal Identification Number) ("Personal Identification Number") is a personal identification code. That is, the password required to use the voucher can be recognized when the voucher is applied. This card can be used by the person to continue. Carry out the next step to control the file compression permission. The content provider needs to define the song ID (according to the EPC definition method; distinguish it into country code, manufacturer code, album serial number and serial number (song serial number and download serial number)) and the dealer ( After the Distributor ID (the ID of the recording end is used for post-mortem), the file compression and PKI encryption can be performed according to the recording end (Public Key Infrastructure (PKI) is public key cryptography). Based on the technology-derived architecture, the PKI encryption mechanism is a secure and reliable data encryption technology. When the PKI system generates a key, it is a pair of keys. Only one pair of the world is corresponding to each other, and one is a public key (Public). Key): As data encryption and data verification, the other is Private Key: for data decryption and electronic signature. The audio and video compression encryption file is transmitted to the corresponding recording end. Because it uses PKI encryption, it only corresponds. The recording end can decrypt; B, the recording end needs to input the correct PIN code before proceeding to the next step to control the compression of the tablet. Only the corresponding recording end can decrypt the file; C. When the recording end performs the recording of the memory card, if the counter shows 0, it needs to be connected with the digital content providing end to update the number of tablets after the correct PIN code is input.

Another object of the present invention is to implement the foregoing method for security of a memory card compression system having digital content, wherein the normal On-Line state includes connection with a digital content providing end when creating a memory card record. When each piece of memory card is pressed, it is required to request the authorization code and counter to execute. The steps are as follows: A. The digital content provider needs to input the correct PIN code before proceeding to the next step to control the file compression permission. ; B, digital content provider must first define the song ID (according to the EPC definition method; divided into country code, manufacturer code, album serial number and serial number (song serial number and download serial number) and dealer (Distributor) ID (for post-accident investigation) After the use), the file can be compressed and the PKI encryption is transmitted according to the recording end to transmit the audio and video compression encryption file to the corresponding recording end. Because the PKI encryption is used, only the corresponding recording end can decrypt; C, the recording end needs to be Enter the correct PIN code to continue the next step to control the tablet compression permission, only the corresponding recording end can decrypt; D, the recording end performs the memory card recording; It is 1, so after the tablet once counter is displayed as 0, it is necessary to request the authorization code and the new counter=1 from the tablet software to the digital content provider. By this method, the digital content provider can control the pressure of the recording terminal. The number of pieces, if the recording of the recording card of the recording memory card is stolen, the on-line instant authorization is effectively protected, so the mechanism of the recording of the memory card is effectively protected.

Therefore, for the copyright protection of digital content, it can be over-recorded and distributed for the over-authorized license of the authorized recording manufacturer, and there is an anti-prevention technology method to prevent the prior.

In summary, the present invention is indeed in line with industrial utilization, and is not found in publications or publicly used before application, nor is it known to the public, and has non-obvious knowledge, conforms to patentable requirements, and patents are filed according to law. .

However, the above description is a preferred embodiment of the industry of the present invention, and all the equivalent changes made by the scope of the patent application of the present invention are within the scope of the claim.

(1). . . Digital content provider

(2). . . Recording end

(3). . . Authorization code

(4). . . counter

The first figure is a schematic diagram of the system of the present invention

(1). . . Digital content provider

(2). . . Recording end

(3). . . Authorization code

(4). . . counter

Claims (5)

A security method for a memory card compression system with digital content, the main steps include: a digital content providing end and a recording end, wherein the recording end is connected with the digital content providing end for digital content creation, and each piece of memory is performed. When the card is pressed, it is required to request the authorization code and the counter to execute. The method for securely compressing a memory card with digital content as described in claim 1, wherein the digital content is a file of music. The method for securely compressing a memory card with digital content as recited in claim 1, wherein the method includes a temporary off-line state and a normal on-line state. The method for securely compressing a memory card with digital content as described in claim 3, wherein the off-line state, including when the memory card is produced, does not need to be connected to the digital content provider. Only when the counter is displayed as 0, it will be connected with the digital content provider to update the number of slices by its remote end. The steps are as follows: A. The digital content provider needs to input the correct PIN code first. Can continue to the next step to control the file compression permission Digital content provider must first define the song ID (according to the EPC definition method; differentiated into country code, manufacturer code, album serial number and serial number (song serial number and download serial number)) and distribution Provider (Distributor) ID (for use after the event), can only file compression and PKI encrypted transmission according to the recording end The audio and video compression encryption file is given to the corresponding recording end. Because the PKI encryption is used, only the corresponding digital content recording end can be decrypted; B. The recording end needs to input the correct PIN code before proceeding to the next step to control the tableting authority. Only the corresponding recording end can decrypt the file; C. When the recording end performs the memory card recording, if the counter is displayed as 0, it needs to be connected with the digital content providing end to be remotely updated after inputting the correct PIN code. (Update) The number of tablets. The method for security of a memory card compression system with digital content as described in claim 3, wherein the normal on-line state, including when the memory card is produced, is connected to the digital content providing end. When each piece of memory card is pressed, it is required to request the authorization code and counter to execute. The steps are as follows: A. The digital content provider needs to input the correct PIN code before proceeding to the next step to control the file compression permission. ; B, digital content provider must first define the song ID (according to the EPC definition method; divided into country code, manufacturer code, album serial number and serial number (song serial number and download serial number) and dealer (Distributor) ID (for post-accident investigation) After the use, can only perform file compression and PKI encryption according to the recording end to transmit audio and video compression encryption files to the corresponding memory card manufacturer, because of the use of PKI encryption, only the corresponding recording end can decrypt; C, recording The terminal needs to input the correct PIN code before proceeding to the next step to control the tablet compression permission. Only the corresponding recording terminal can decrypt it; D. The recording end performs the recording of the memory card; since the counter display is 1, the tablet once the counter is displayed as 0, that is, the tablet software needs to request the authorization code from the digital content provider and the new counter=1. In this way, the digital content providing end can surely control the number of compressions on the recording end. If the recording memory card of the recording end is stolen, the online authorization is effective because of the instant authorization of On-line. Memory card recording mechanism.