47results about How to "Security update" patented technology

In a digital certificate management system, a client / server system is connected to a digital certificate management apparatus capable of communicating with clients and servers. Mutual authentication is performed between the clients and the servers by using digital certificates and communications are performed over a communication channel established based on mutual authentication. The digital certificate management apparatus includes a certification key update part updating a server certification key used for mutual authentication and stored in each of the clients that become communication parties of one of the servers. The certification key updating part includes a key obtaining part, a certificate obtaining part, and first and second transmission parts. The second transmission part performs an operation of transmitting the new server certificate to each of the servers after there are responses, indicating that the new server certification key is received, from all of the clients that become communication parties of the server.

To update firmware on a consumer device intelligently, two or more application images are stored as firmware on the consumer device. If the primary application image is corrupt, the back-up application image is executed on the consumer device. The back-up application image can be updated based on the primary application image. User configuration files can be preserved during the update of an application image, or they can be overwritten. This firmware updating scheme can be advantageously implemented in a personal media broadcasting system.

In a digital certificate management system, a client / server system is connected to a digital certificate management apparatus capable of communicating with clients and servers. Mutual authentication is performed between the clients and the servers by using digital certificates and communications are performed over a communication channel established based on mutual authentication. The digital certificate management apparatus includes a certification key update part updating a server certification key used for mutual authentication and stored in each of the clients that become communication parties of one of the servers. The certification key updating part includes a key obtaining part, a certificate obtaining part, and first and second transmission parts. The second transmission part performs an operation of transmitting the new server certificate to each of the servers after there are responses, indicating that the new server certification key is received, from all of the clients that become communication parties of the server.

In a digital certificate management system, a client / server system is connected to a digital certificate management apparatus capable of communicating with clients and servers. Mutual authentication is performed between the clients and the servers by using digital certificates and communications are performed over a communication channel established based on mutual authentication. The digital certificate management apparatus includes a certification key update part updating a server certification key used for mutual authentication and stored in each of the clients that become communication parties of one of the servers. The certification key updating part includes a key obtaining part, a certificate obtaining part, and first and second transmission parts. The second transmission part performs an operation of transmitting the new server certificate to each of the servers after there are responses, indicating that the new server certification key is received, from all of the clients that become communication parties of the server.

The invention discloses an updating method of user signing data, a management system, an eUICC and a terminal, and relates to the communication field. The method comprises steps that the eUICC sends a request for acquiring an address of a signing data management platform to a server; the eUICC establishes a channel with the signing data management platform by finding the address returned by the server; and the eUICC downloads user signing data from the signing data management platform and updates the user signing data. According to the invention, capability of an eUICC card is expanded; remote management of profile is quite safely achieved based on the eUICC card in a hardware mode; safety of updating and management of the profile is quite high; functions of remote downloading, activation, updating and the like of the profile are quite safely achieved; the requirement for flexibly configuring the profile in the Internet of Things is met; and operator switching is effectively performed.

To update firmware on a consumer device intelligently, two or more application images are stored as firmware on the consumer device. If the primary application image is corrupt, the back-up application image is executed on the consumer device. The back-up application image can be updated based on the primary application image. User configuration files can be preserved during the update of an application image, or they can be overwritten. This firmware updating scheme can be advantageously implemented in a personal media broadcasting system.

A client transmits existing license information that includes usage conditions of content, additional difference information including an additional usage condition, and a client certificate to a license server. The license server updates the existing license information based on the additional difference information to generate updated license information, and returns the updated license information to the client.

A digital certificate management apparatus updates a proof key used for proving validity of a digital certificate used for authentication for establishing communication between a client and a server. The apparatus acquires a new proof key for updating, acquires a new digital certificate used for the authentication for which validity can be proved with the use of said new proof key, transmits the new proof key to the client and transmits a new server certificate which is a new digital certificate for the server to the server. The apparatus transmits the new server certificate to the server after receiving, from the client, information indicating that the client has received the new proof key.

The invention discloses a method and a system for updating a key. The method comprises the following steps that: a card issuer management platform receives a main security domain updating request of an intelligent card sent from a service terminal in a pre-determined data format and selects the main security domain of the intelligent card via the service terminal so as to establish a safety passage with the intelligent card; and the card issuer management platform and the intelligent card perform key updating operation on the selected main security domain via the safety passage. By using the technical scheme, the method can realize updating of the main security domain key of the intelligent card via the service terminal in a safe way.

The network system includes a server, a control station connected to the server, a terminal. The control station sends data of the server end in wireless mode or receives data in wireless mode and transfers the data to the server. The terminal receives the data sent by the control station in wireless mode and transfers data to the control station in wireless mode. The terminal contains the first key code. Based on the first key code, the control station authenticates the terminal. With the authentication passed, the terminal transfers an identification data to the control station in wireless mode. Then, the control station transfers the identification data to the server. If the identification data in matched to the registered data stored in the server, then the second key is transferred to the terminal in order to update the first key code to the second key code.

The invention belongs to the technical field of wireless communication network security. The invention discloses a searchable encryption method and system, a storage medium, a vehicle-mounted networkand an intelligent power grid, and the searchable encryption method comprises the steps: carrying out vectorization of a keyword through a dual coding function, constructing an S-HashMap safety indexthrough the characteristics of a position-sensitive Hash function, and guaranteeing a single node and a single keyword on the index; measuring the similarity between the keywords by using the Euclidean distance, and generating a primary query position before query; and meanwhile, introducing a fault-tolerant value to realize fuzzy matching, and summarizing and sorting search results of each querykeyword by adopting an integral system to obtain Top-k files with the highest matching degree. According to the searchable encryption method, efficient and safe retrieval and updating of the data in the cloud environment are achieved. Aiming at data management research in a cloud environment, a searchable encryption scheme supporting multi-keyword fuzzy retrieval is designed aiming at high efficiency and safety of data retrieval and updating, so that safe and efficient data query and updating are realized.

The invention provides a method and a device for updating data of IFE (in-flight entertainment) systems of aircrafts. The method includes processing update data to obtain compressed update packs in specified formats; transmitting the update packs to the IFE systems of the aircrafts via mobile communication networks; verifying encryption checking information and integrity checking information of the update packs which are transmitted to the IFE systems of the aircrafts, and updating the checked update packs into the IFE systems of the aircrafts according to specific data structures. The specified formats are update pack formats applicable to the IFE systems of the aircrafts, the update packs are provided with the encryption checking information and the integrity checking information, and the update data are described according to the specific data structures. The method and the device have the advantages that the specified update formats can be produced by update contents, the safety and the integrity of the update contents can be guaranteed in multiple modes, problems of time and labor wastage and the like when systems are manually updated can be solved, and accordingly the update packs can be safely updated to the IFE systems of the aircrafts.

An online upgrade method of remote embedded firmware comprises an APP program and a Bootload program. The APP program comprises the steps: S1, setting an offset interrupt vector table; S2, initializing a clock and a peripheral; S3, establishing a communication connection with that server; S4, receiving and identifying the instruction sent by the server requesting to upgrade the firmware; S5, judging whether that upgrade is agree or not; S6, marking that upgrade flag bit; S7, sending a response signal. The Bootload program comprises the following steps: S8, initializing the offset of the APP program, and setting the offset interrupt vector table to zero; S9, judging whether the upgrade flag bit is a specific flag; S10, receiving and identifying a data packet containing firmware data sent bythe server; S11, judging whether that firmware data is correct; S12, programming firmware data into a flash memory; S13, sending the firmware upgrade feedback signal to the server. In this way, the embedded firmware can be updated remotely safely and efficiently.

The present invention relates to a method for updating software of a measuring device in a RF sensitive environment is provided, the method comprising: providing a smart computer having a radio operation mode for wireless communication and providing a measuring device that is RF sensitive and that comprises software for the operation of the measuring device; downloading software update data from a software server by wireless coupling the smart computer to the software server via the Internet; decoupling the smart computer from the Internet after the software update data is downloaded; updating the software of the measuring device by directly connecting the smart computer to the measuring device and by uploading the software update data from the smart computer to the connected measuring device. The present invention also relates to a smart computer and to a computer readable program product.

According to one embodiment of the invention, a method for updating cardlock information of a terminal comprises the steps of: receiving an unlocking code of a subscriber identity module lock SIMLock; when the unlocking code is same with a prestored unlocking code, receiving a modified parameter, and modifying the SIMlock of the terminal according to the modifying parameter; wherein the prestored unlocking code is obtained according to an international mobile equipment identity IMEI code of the terminal and a preset algorithm, so that a manufacturer can realize safe updating for the cardlock information of the manufacturer.

The invention discloses an equipment application software updating method and system, and the method comprises the steps: searching and collecting the file attribute information of at least one pieceof terminal software, and generating a terminal software configuration file list according to the file attribute information; when the connection with the server is successful, obtaining a software upgrading list determined by the server according to the terminal software configuration file list and the server software configuration file list; analyzing the software upgrading list to obtain software information needing to be updated, and sending a file downloading request to a server according to the obtained software information needing to be updated; and receiving an upgrading file issued bythe server according to the downloading request, verifying the file attribute information of the upgrading file, and updating the terminal software by utilizing the upgrading file after the verification is passed. According to the invention, software updating of all terminals can be completed only by one operation terminal, software updating can be completed simply, safely and quickly, and the cost of manpower and material resources is reduced.

An electronic device capable of being safely upgraded comprises a processor, a first memorizer and a second memorizer. When the electronic device is started, the processor calculates the Hash values of a plurality of executive program partitions in the second memorizer, and when the Hash values are determined to be correspondingly consistent with Hash values recorded in a first safety list, the executive program partitions are correspondingly carried out. Then, the processor calculates the Hash value of a system partition in the second memorizer again, and when the Hash value is determined to be consistent with the Hash value recorded in the second safety list, the electronic device correspondingly accesses an operation system to download an updating installation pack so that system upgrading can be carried out. The invention further provides a safe upgrading method. By means of the electronic device and the upgrading method, the hash values of the executive program partitions and the Hash value of the system partition in the memorizers are monitored, and the system can be safely upgraded.

The invention relates to the field of semiconductor manufacturing, in particular to a production line reporting system. The production line reporting system is used for recording, processing, updating, storing, searching and the like of item data information composed of different clients and servers according to different technique processes in a production line. On the basis that reports such as production and management are effectively conveyed, accurate, safe and timely recording, processing, updating, storing and the like of the item data information in the production line are achieved, and therefore the problem of later date reduction in the prior art due to mingling of various information data and information recording and transmission manners is solved, accuracy and safety of the production information data are improved, and then a yield of products is improved.

A firmware updating system and method are provided. The firmware updating method includes configuring a host to digitally sign a firmware to be updated, and configuring an electronic device to perform an authorization verification on an update tool, and only the update tool that passes the verification has an update permission. The update tool uses an encryption algorithm to encrypt the firmware to be updated that includes a digital signature. After the encryption is completed, the host sends the update tool to the electronic device through the update tool. The electronic device then uses a decryption algorithm to decrypt the received firmware to obtain the firmware to be updated including the digital signature, and write the firmware to be updated into a firmware storage area to be updated. The electronic device then verifies the digital signature in the firmware to be updated.

The invention relates to cable modem and digital certificate updating method thereof. The cable modem comprises a judging module, a request module, an analysis module and a writing-in module, wherein the judging module is used for judging whether a digital certificate needs to be updated or not according to an existing digital certificate of the cable modem; the request module is used for sending updating request data packet to an certificate authority; the analysis module is used for monitoring and analyzing the received data packet so as to acquire an updating request response data packet from the certificate authority; and the writing-in module is used for writing a digital certificate reissued in the updating request response data packet into a memory of the cable modem and replacing the existing digital certificate. The invention can safely update the digital certificate and ensure that the cable modem is normally used in the expected duration.

The invention discloses a hearing device and a method of updating the hearing device. The hearing device includes: a processing unit configured to compensate for hearing loss of a user of the hearing device; a memory unit; and an interface; wherein the hearing device is configured to operate according to one or more security settings of the hearing device, the one or more security settings of the hearing device being stored in the memory unit; and wherein the processing unit is configured to obtain one or more new security settings via the interface, the one or more new security settings comprising a new first hearing device key identifier indicative of a hearing device key, verify the one or more new security settings, and updating the hearing device based on the one or more new security settings if the one or more new security settings are verified.

The electronics controller and electronic devices can securely share a common key and make an encrypted communication. A serial key of the electronic device controlled by the element to obtain a serial key 102 is obtained. A common key of the electronic device stored at the element to store a common key 103 is encrypted at the element to encrypt a common key 104 by a serial key, and is transmitted to the electronic device by the element to transmit an encrypted common key 106. A common key is shared by the electronics controller and electronic device. A control signal is encrypted by a shared common key, and is transmitted to the electronic device.

The invention discloses a method and equipment for acquiring a symmetric key, relating to the field of communication security. The method comprises the steps of: receiving and parsing a key transmission instruction sent by an upper computer by means of the equipment to obtain a key block header field, a key block data field and a key block MAC value; acquiring a first secret key and a second secret key according to a protective key, first preset data, second preset data, ninth preset data and tenth preset data; acquiring an encrypted key and a MAC key according to the protective key, the firstsecret key, third preset data, fourth preset data, fifth preset data, sixth preset data, seventh preset data and eighth preset data; acquiring first plaintext data according to the encrypted key, thekey block data field and the key block MAC value; acquiring a second MAC value according to the MAC key, the first plaintext data, the key block header field and the second secret key; and acquiringthe symmetric key from the first plaintext data when the second MAC value is identical with the key block MAC value, storing the symmetric key, and returning a key transmission success response to theupper computer.

The invention aims to provide a method and equipment for pushing order information, a medium and a program product. The method comprises the following steps: establishing long connection between a first terminal and second network equipment; monitoring a first message pipeline in real time, and if it is monitored that the first message pipeline comprises preset theme information, receiving second order information pushed by the second network device based on the long connection, wherein the second order information is sent to the second network equipment after the first order information is encrypted by the first network equipment by using a first symmetric key; decrpyting the second order information by using the first symmetric key to obtain the first order information, wherein the first terminal stores the first symmetric key in advance, and the first order information is used for a user to execute corresponding payment operation after payment. According to the invention, the debugging efficiency between the POS machine and the corresponding cash register can be improved.

This biometric signature system comprises: a biometric certificate storage module that stores a biometric certificate generated on the basis of a user's biometric information; a biometric information acquisition module that acquires new biometric information from the user; a biometric certificate generation module that generates a new biometric certificate on the basis of the new biometric information; a biometric signature generation module that assigns a biometric signature to the new biometric certificate on the basis of the new biometric information; a biometric signature verification module that verifies the biometric signature using the biometric certificate stored in the biometric certificate storage module; and a biometric certificate registration module that registers the new biometric certificate in the biometric certificate storage module if verification of the biometric signature was successful.

The invention provides a firmware updating method, device and system, and the method comprises the steps: receiving firmware information sent by first electronic device, and transmitting the firmwareinformation to second electronic device; receiving a first notification message issued by the second electronic device, the first notification message being sent by the second electronic device afterit is determined that there is new version of firmware information; downloading the new version of firmware information from the second electronic device according to the first notification message; upon determining successful download, According to the firmware updating method and device, the second notification message is sent to the first electronic device, the second notification message is used for indicating the first electronic device to modify the firmware updating information, and therefore the problem that in the prior art, hidden dangers exist when firmware updating is conducted between the device side and the Web server side can be solved, and secure and stable firmware updating is achieved.

The invention relates to methods and devices for updating encrypted biometric data of a user at a trusted network node. In an aspect of the invention a method performed by a first client device (100)is provided of updating encrypted biometric data of a user (200), the encrypted biometric data to be updated having been previously captured by the first client device (100)and registered at a trustednetwork node (300).

The present invention relates to a method for updating software of a measuring device in a RF sensitive environment is provided, the method comprising: providing a smart computer having a radio operation mode for wireless communication and providing a measuring device that is RF sensitive and that comprises software for the operation of the measuring device; downloading software update data from a software server by wireless coupling the smart computer to the software server via the Internet; decoupling the smart computer from the Internet after the software update data is downloaded; updating the software of the measuring device by directly connecting the smart computer to the measuring device and by uploading the software update data from the smart computer to the connected measuring device. The present invention also relates to a smart computer and to a computer readable program product.

The invention provides a secret data matching device, a secret data updating method, and a recording medium. The secret data matching device includes a memory unit for storing a first secret vector obtained by concealing a first data set and a key data using a determination matrix; an obtaining unit for obtaining a second secret vector by concealing a second data set using the determination matrix; a calculating unit for calculating a residue vector which is a residue when the determination matrix is a modulus, from a difference between the first and second secret vectors; a determination unit for determining whether the first and second data sets are approximate based on the residue vector; an extracting unit for extracting the key data from the residue vector when the first data set and the second data set are approximate; a creating unit for generating a third secret vector by combining the key data and the second secret vector; and a storing unit for storing the third secret vector.