CN110427777A - Medical cloud data privacy system based on homomorphic cryptography - Google Patents
Medical cloud data privacy system based on homomorphic cryptography Download PDFInfo
- Publication number
- CN110427777A CN110427777A CN201910728427.6A CN201910728427A CN110427777A CN 110427777 A CN110427777 A CN 110427777A CN 201910728427 A CN201910728427 A CN 201910728427A CN 110427777 A CN110427777 A CN 110427777A
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- patient
- oneself
- doctor
- attending physician
- private key
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- 238000000034 method Methods 0.000 claims abstract description 16
- 238000009533 lab test Methods 0.000 claims abstract description 10
- 238000003745 diagnosis Methods 0.000 claims abstract description 8
- 238000004458 analytical method Methods 0.000 claims abstract description 4
- 239000008280 blood Substances 0.000 claims description 6
- 210000004369 blood Anatomy 0.000 claims description 6
- 238000002604 ultrasonography Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 5
- 208000027205 Congenital disease Diseases 0.000 claims description 3
- 208000029767 Congenital, Hereditary, and Neonatal Diseases and Abnormalities Diseases 0.000 claims description 3
- 206010013700 Drug hypersensitivity Diseases 0.000 claims description 3
- 201000005311 drug allergy Diseases 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000007792 addition Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/602—Providing cryptographic facilities or services
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
- G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
- G06F21/6245—Protecting personal data, e.g. for financial or medical purposes
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H10/00—ICT specially adapted for the handling or processing of patient-related medical or healthcare data
- G16H10/60—ICT specially adapted for the handling or processing of patient-related medical or healthcare data for patient-specific data, e.g. for electronic patient records
Abstract
The invention discloses the medical cloud data privacy systems based on homomorphic cryptography, each patient uses the medical card of oneself when registering, the password or bind with patient's fingerprint that medical card setting can only be grasped with patient oneself, patient sends the private key of oneself to attending physician.Attending physician is transmitted to patient after being encrypted with patient's public key by homomorphic encryption algorithm to the diagnosis process-related information of patient, the private key that patient only passes through oneself can just decrypt attending physician to oneself diagnosis process-related information, post analysis is decrypted to the corresponding laboratory test report of patient and medical images by the private key of patient in attending physician, patient is sent to after the information such as diagnostic result and doctor's advice are carried out homomorphic cryptography by patient's public key, patient the encrypted cipher text of doctor is decrypted by the private key of oneself diagnostic result and the state of an illness so as to see oneself, the information such as doctor's advice.The beneficial effects of the invention are as follows the individual privacy informations that can ensure that only patient and its attending physician could be aware that patient.
Description
Technical field
The invention belongs to data encryption technology fields, are related to a kind of medical cloud data privacy system based on homomorphic cryptography.
Background technique
The concept of homomorphic cryptography: homomorphic cryptography is a kind of encryption method with special natural quality, is calculated with general encryption
Method is compared, and homomorphic cryptography is other than being able to achieve basic cryptographic operation, moreover it is possible to realize a variety of computing functions between ciphertext, i.e., first
Decryption can be equivalent to first decrypt to calculate afterwards after calculating.This characteristic is utilized for protecting the safety of information to be of great significance
Homomorphic cryptography technology is decrypted again after can first being calculated multiple ciphertexts, it is not necessary to be decrypted and be spent higher to each ciphertext
Calculating cost and the time.General encipherment scheme concern is all data storage security, is sent out again after encrypting to data
It send or stores.There is no the user of key, it is impossible to obtain any information in relation to initial data from encrypted result, only gather around
There is the user of key that can be decrypted correctly, obtain original data content, in this process, user is cannot be to encrypted result
Any operation is done, can only be transmitted or be stored, to any operation that encrypted result carries out, will all will lead to the solution of mistake
It is close, or even decryption failure.Homomorphic encryption scheme is, is concerned with data processing safety, and homomorphic cryptography provides a kind of right
The function that encryption data is handled, that is to say, that other people can be handled encryption data, but treatment process will not
Reveal any raw information, meanwhile, possess key user processed data are decrypted after, obtain be precisely handle
Result afterwards.The encryption function of homomorphic cryptography refers to: carrying out the additions and multiplications on ring to plaintext and re-encrypts, after encryption
Corresponding operation is carried out to ciphertext, the result is that of equal value.Due to this good property, people can entrust third party to data
It is handled without revealing any information (for example the outsourcing of cloud platform calculates).Encryption function with homomorphism property refers to: two
A plaintext a, b meet Dec (En (a) ⊙ En (b))=a ⊕ b encryption function, and wherein En is cryptographic calculation, and Dec is decryption fortune
It calculates, ⊙, ⊕ respectively correspond the operation in plaintext and ciphertext domain.When ⊕ represents addition, this is claimed to be encrypted as homomorphic cryptography;Work as ⊙
When representing multiplication, this is claimed to be encrypted as multiplying homomorphic cryptography.
Due to lacking stronger safeguard measure, patient information for the individual privacy information of patient in medical industry at present
The event of being leaked occurs repeatedly, and spy has invented a kind of medical cloud data privacy system based on homomorphic cryptography.
Summary of the invention
The purpose of the present invention is to provide the medical cloud data privacy system based on homomorphic cryptography, beneficial effects of the present invention
It is that can ensure that only patient and its attending physician could be aware that patient's individual privacy information.
The technical scheme adopted by the invention is that:
(1) each patient uses the medical card of oneself when registering, and medical card believes the items of patient when initially handling
Breath carries out homomorphic cryptography, including: name, gender, date of birth, family's medical history, congenital disorders, drug allergy situation
Deng the password or bound with patient's fingerprint that medical card setting can only be grasped with patient oneself, even if such other staff
Medical card is taken, is also unable to get any private data in the case where no patient's password or he or she's fingerprint;
(2) card reader is configured when going to a doctor at attending physician, this card reader use is that patient transmits the private key of oneself
To attending physician, the other staff in addition to attending physician is avoided to obtain the private key of patient;
(3) attending physician encrypts the diagnosis process-related information of patient with patient's public key by homomorphic encryption algorithm
After be transmitted to patient, the private key that patient only passes through oneself can just decrypt attending physician to oneself diagnosis process-related information,
Including whether needing to carry out blood routine, B ultrasound, Chest X-rays, CT and magnetic resonance examination etc.;
(4) for needing to carry out the patient of blood routine examination, laboratory test department doctor obtains patient's public key by card reader, changes
It tests after result comes out and carries out homomorphic cryptography, patient or attending physician by patient's private key to result of laboratory test progress with patient's public key
It decrypts to understand the inspection result of patient, then looks for a doctor and carry out condition-inference, and make corresponding treatment;
(5) for needing to carry out the patient of B ultrasound, Chest X-rays, CT or magnetic resonance examination, one is also placed at radiologist
Card reader, this card reader can only obtain the public key of patient, and cannot get the private key of patient, after obtaining coherence check result, put
It penetrates section doctor and privacy information and medical images is encrypted respectively by homomorphic encryption algorithm with the public key of patient;
(6) divide after attending physician is decrypted the corresponding laboratory test report of patient and medical images by the private key of patient
Analysis is sent to patient after the information such as diagnostic result and doctor's advice are carried out homomorphic cryptography by patient's public key, and patient passes through oneself
Private key the encrypted cipher text of doctor is decrypted the information such as diagnostic result and the state of an illness, doctor's advice so as to see oneself.
Detailed description of the invention
Fig. 1 is present system schematic diagram.
Specific embodiment
With reference to embodiment, with the present invention is described in detail.
The present invention is based on the medical cloud data privacy system of homomorphic cryptography is as shown in Figure 1, comprising:
(1) each patient with the medical card of oneself, (believe the items of patient when initially handling by medical card when registering
Breath carries out homomorphic cryptography, including: name, gender, date of birth, family's medical history, congenital disorders, drug allergy situation
Deng), the password or bound with patient's fingerprint that medical card setting can only be grasped with patient oneself, even if such other staff
Medical card is taken, is also unable to get any private data in the case where no patient's password or he or she's fingerprint.
(2) card reader is configured when going to a doctor at attending physician, this card reader use is that patient transmits the private key of oneself
To attending physician, the other staff in addition to attending physician is avoided to obtain the private key of patient.
(3) attending physician encrypts the diagnosis process-related information of patient with patient's public key by homomorphic encryption algorithm
After be transmitted to patient, the private key that patient only passes through oneself can just decrypt attending physician to oneself diagnosis process-related information,
Including whether needing to carry out blood routine, B ultrasound, Chest X-rays, CT and magnetic resonance examination etc..
(4) for needing to carry out the patient of blood routine examination, laboratory test department doctor obtains patient's public key by card reader, changes
It tests after result comes out and carries out homomorphic cryptography with patient's public key.Patient or attending physician carry out result of laboratory test by patient's private key
It decrypts to understand the inspection result of patient, then looks for a doctor and carry out condition-inference, and make corresponding treatment.
(5) for needing to carry out the patient of B ultrasound, Chest X-rays, CT or magnetic resonance examination, one is also placed at radiologist
Card reader, this card reader can only obtain the public key of patient, and cannot get the private key of patient, after obtaining coherence check result, put
It penetrates section doctor and privacy information and medical images is encrypted respectively by homomorphic encryption algorithm with the public key of patient.In this way
Even if other people have taken piece away, in the case where no respective patient key, it is also unable to get the corresponding letter of patient's inspection result
Breath.Only sufferers themselves and its attending physician, which just have permission, checks sufferers themselves' items inspection result.
(6) divide after attending physician is decrypted the corresponding laboratory test report of patient and medical images by the private key of patient
Analysis is sent to patient after the information such as diagnostic result and doctor's advice are carried out homomorphic cryptography by patient's public key, and patient passes through oneself
Private key the encrypted cipher text of doctor is decrypted the information such as diagnostic result and the state of an illness, doctor's advice so as to see oneself.
Pass through the fingerprint of patient in treatment process or swipe the card, computer will pop up the Imported cases page, which only shows
Show card number without showing personal information, i.e., only sufferers themselves will appreciate that oneself personal data.It is inputted in system personal
When information (unique identification informations such as including identification card number), system can utilize above- mentioned information to obtain corresponding card according to Encryption Algorithm
Number (i.e. ciphertext).The privacy information that whole process actually only has attending physician and sufferers themselves to be able to know that patient, entire mistake
Journey patient has only told the private key of attending physician oneself, and whole process privacy information is also always to be passed through with the public key of patient
It is transmitted after homomorphic encryption algorithm encryption, is based on asymmetric cryptosystem, only decrypted accordingly possessing private key Shi Caineng
Ciphertext, therefore privacy information also only has patient and attending physician understand that, even if other staff obtain ciphertext, not corresponding
It is also to be unable to get any privacy information in the case where patient's private key.
The above is only not to make limit in any form to the present invention to better embodiment of the invention
System, any simple modification that embodiment of above is made according to the technical essence of the invention, equivalent variations and modification,
Belong in the range of technical solution of the present invention.
Claims (1)
1. the medical cloud data privacy system based on homomorphic cryptography, it is characterised in that:
(1) each patient uses the medical card of oneself when registering, medical card when initially handling i.e. to the every terms of information of patient into
Row homomorphic cryptography, including: name, gender, date of birth, family's medical history, congenital disorders, drug allergy situation etc., just
Examine the password or bind with patient's fingerprint that card setting can only be grasped with patient oneself;
(2) configuration one card reader in attending physician place when going to a doctor, this card reader use are that patient sends the private key of oneself to master
Doctor is controlled, the other staff in addition to attending physician is avoided to obtain the private key of patient;
(3) attending physician passes after being encrypted with patient's public key by homomorphic encryption algorithm to the diagnosis process-related information of patient
To patient, the private key that patient only passes through oneself can just decrypt attending physician to oneself diagnosis process-related information, wherein
It includes whether to need to carry out blood routine, B ultrasound, Chest X-rays, CT and magnetic resonance examination etc.;
(4) for needing to carry out the patient of blood routine examination, laboratory test department doctor obtains patient's public key, chemical examination knot by card reader
Fruit carries out homomorphic cryptography, patient or attending physician with patient's public key after coming out and result of laboratory test is decrypted by patient's private key
To understand the inspection result of patient, then looks for a doctor and carry out condition-inference, and make corresponding treatment;
(5) for needing to carry out the patient of B ultrasound, Chest X-rays, CT or magnetic resonance examination, a card reading is also placed at radiologist
Machine, this card reader can only obtain the public key of patient, and cannot get the private key of patient, after obtaining coherence check result, dept. of radiology
Doctor encrypts privacy information and medical images by homomorphic encryption algorithm with the public key of patient respectively;
(6) post analysis is decrypted to the corresponding laboratory test report of patient and medical images by the private key of patient in attending physician,
Patient, the private key that patient passes through oneself are sent to after the information such as diagnostic result and doctor's advice are carried out homomorphic cryptography by patient's public key
The encrypted cipher text of doctor is decrypted the information such as diagnostic result and the state of an illness, the doctor's advice so as to see oneself.
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CN201910728427.6A CN110427777A (en) | 2019-08-08 | 2019-08-08 | Medical cloud data privacy system based on homomorphic cryptography |
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CN201910728427.6A CN110427777A (en) | 2019-08-08 | 2019-08-08 | Medical cloud data privacy system based on homomorphic cryptography |
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CN110427777A true CN110427777A (en) | 2019-11-08 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112863676A (en) * | 2021-04-23 | 2021-05-28 | 攀枝花市妇幼保健院(攀枝花市妇幼保健服务中心) | Doctor advice push management system based on multiple signature technology |
CN112927819A (en) * | 2021-02-02 | 2021-06-08 | 杭州云嘉健康管理有限公司 | 5G cloud consulting room system |
CN113066229A (en) * | 2021-02-02 | 2021-07-02 | 杭州云嘉健康管理有限公司 | Remote intelligent medicine taking system and method |
CN115834789A (en) * | 2022-11-24 | 2023-03-21 | 南京信息工程大学 | Medical image encryption and recovery method based on encryption domain |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102176709A (en) * | 2010-12-13 | 2011-09-07 | 北京交通大学 | Method and device with privacy protection function for data sharing and publishing |
US20130211851A1 (en) * | 2002-02-19 | 2013-08-15 | Harvey Blum | Method for Patients to Sign Digitally Medical Bill before Submission to Insurer |
CN108600227A (en) * | 2018-04-26 | 2018-09-28 | 众安信息技术服务有限公司 | A kind of medical data sharing method and device based on block chain |
-
2019
- 2019-08-08 CN CN201910728427.6A patent/CN110427777A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130211851A1 (en) * | 2002-02-19 | 2013-08-15 | Harvey Blum | Method for Patients to Sign Digitally Medical Bill before Submission to Insurer |
CN102176709A (en) * | 2010-12-13 | 2011-09-07 | 北京交通大学 | Method and device with privacy protection function for data sharing and publishing |
CN108600227A (en) * | 2018-04-26 | 2018-09-28 | 众安信息技术服务有限公司 | A kind of medical data sharing method and device based on block chain |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112927819A (en) * | 2021-02-02 | 2021-06-08 | 杭州云嘉健康管理有限公司 | 5G cloud consulting room system |
CN113066229A (en) * | 2021-02-02 | 2021-07-02 | 杭州云嘉健康管理有限公司 | Remote intelligent medicine taking system and method |
CN112863676A (en) * | 2021-04-23 | 2021-05-28 | 攀枝花市妇幼保健院(攀枝花市妇幼保健服务中心) | Doctor advice push management system based on multiple signature technology |
CN115834789A (en) * | 2022-11-24 | 2023-03-21 | 南京信息工程大学 | Medical image encryption and recovery method based on encryption domain |
CN115834789B (en) * | 2022-11-24 | 2024-02-23 | 南京信息工程大学 | Medical image encryption and recovery method based on encryption domain |
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Application publication date: 20191108 |