92 results about "Password protection" patented technology

A high assurance system provides for communication between trusted user devices with auxiliary adaptation for augmenting communication security across an untrusted environment. First and second main encrypting devices coupled to respective trusted user devices are cryptologically tethered to one another by a main communication link established across the untrusted environment between trusted user devices in cryptologically protected manner. An auxiliary encrypting device is cryptologically tethered to the first main encrypting device by an auxiliary communication link established across the untrusted environment between a trusted auxiliary device and one trusted user device in cryptologically protected manner. The main and auxiliary encrypting devices define portals traverse trust boundaries between trusted and untrusted environments, each including at least one encryption unit and a communication unit coupled thereto by a connectionless interconnect. The encryption unit encrypts and decrypts message data, while the communication unit transmits and receives encrypted message data through the communication links.

The invention relates to the technical field of vehicle-gauge-level password protection, and discloses a vehicle-gauge-level post quantum password acceleration and side channel protection device. The device comprises a quantum key injection unit, a quantum noise analysis unit, a post quantum cryptography acceleration engine, a side channel feature extraction unit and a protection strategy generator. The quantum key injection unit performs format standardization processing on input quantum key information; the quantum noise analysis unit collects a power consumption time sequence signal and an electromagnetic radiation signal of the cryptographic operation chip, and extracts a quantum noise characteristic spectrum through a quantum Fourier transform algorithm; the post quantum cryptographic acceleration engine adopts a lattice-based cryptographic algorithm to implement layered acceleration operation on the target encrypted message data; a side channel feature extraction unit constructs a space-time joint side channel feature tensor according to the quantum noise feature spectrum; the protection strategy generator identifies the physical fragile area according to the tensor and generates a corresponding protection strategy instruction. The device integrates a quantum cryptography acceleration function and a side channel protection function, and is suitable for a vehicle-specification-level scene.

SOLUTION: A method for preventing counterfeit by using a non-fungible token includes: manufacturing a physical product having an ID tag to be recognized by a device that includes a user interface and performs wireless communication via a communication network; and providing a digital asset having a representation of the physical product and metadata. The digital asset is cryptographically protected by a non-fungible token, and the metadata contains an identical product identifier corresponding to the ID tag of the physical product. The method further includes storing the non-fungible token in a block chain, and associating the ID tag of the physical product with the digital asset.EFFECT: When an ID tag is read by a device, a user interface of the device displays a cryptographically protected digital asset together with a representation of a physical product.SELECTED DRAWING: Figure 1

The invention discloses an encrypted communication method for a client and a server and a related device. The method comprises the following steps: respectively configuring shared keys for the client and the server based on quantum key distribution equipment; performing key negotiation based on an anti-quantum cryptography algorithm between the client and the server based on the encrypted communication of the shared key to obtain a negotiation session key; and carrying out encrypted communication of service data information between the client and the server based on a shared key before the negotiation session key is obtained, and carrying out encrypted communication of the service data information between the client and the server based on the negotiation session key after the negotiation session key is obtained. Compared with the prior art, communication data are protected by using QKD (quantum key distribution) and PQC (quantum cryptography resisting), and both cost and time are taken into account.

The invention discloses a detection method, device and equipment and a readable storage medium in the technical field of security, and the method comprises the steps: obtaining a secret evaluation report, and extracting a password application index from the secret evaluation report; establishing a compliance baseline of the password application of the information system by using the password application index; acquiring a password application log in real time, and extracting password application data from the password application log; and comparing the password application data with the compliance baseline to obtain a password compliance detection result. The method has the technical effects that when the password infrastructure does not provide an effective password guarantee, the effective password guarantee can be found in time through detection, so that the security of an information system can be effectively improved, secret loss and leakage events are avoided, and the possibility of major safety accidents is reduced.

The invention relates to an application (A) which is designed to be executed in an execution environment, comprising:-a document unit which is designed to create environment information, said environment information describing the execution environment when the application (A) is run; and-an authentication unit, which is designed to cryptographically secure the environment information, thereby forming authentication information. The invention also relates to an execution environment, a control device (AC) and an associated method.

The invention relates to the technical field of data processing, and discloses a multi-modal data encryption fusion method and system, the multi-modal data encryption fusion method comprises the following specific steps: receiving multi-modal data from different sources, the multi-modal data at least comprising image / video data, audio data and text data, according to the multi-modal data encryption fusion method and system, customized encryption strategies are adopted for different data types, such as chaotic mapping visual password protection images / videos, improved AES-CTR optimization audio encryption and homomorphic encryption retention text semantics, the encryption efficiency is improved, and meanwhile, the security of each modal data is ensured; according to the multi-modal data encryption fusion method and system, the features are directly extracted from the encrypted data through the deep learning model, semantic association fusion is realized in combination with an attention mechanism, privacy leakage caused by decryption is avoided, and meanwhile, data availability is kept.

An electronic device, a method, and a computer program product assist users in accessing password protected documents by automating password hint generation. The electronic device includes a controller communicatively coupled to input device(s), output device(s) including a display, and memory that stores user information. In response to detecting a password prompt to enter a password to perform one of password-encrypt or password-decrypt the computer-readable file, the controller is configured to cause the device to identify password instruction(s) associated with the password. The controller analyzes the user information for candidate segment(s) that comply with the password instruction(s). The controller assembles password hint(s) mapping the candidate segment(s) according to the password instruction(s). The controller renders a prompt containing the password hint(s) and modifies the output device(s) to present the password prompt containing the password hint(s), wherein the password prompt is associated with the computer-readable file and presented via the output device(s).

Provided is a computer implemented method of authorizing transactions in a blockchain network of participant systems including a first system that sends transaction data to a second system that generates a notary request including the transaction data, at least one notary system and at least one witness system. The method includes the notary system: accepting the notary request from the second system; transmitting the transaction data to the witness systems; determining a subset of responsive witness systems; determining that a required number of affirmative responses has been received from the responsive witness systems; generating a block based on the transaction data; and publishing the block to a ledger of the blockchain network.

The invention discloses a multistage password protection and operation tracing system of an intelligent electric actuating mechanism. The multistage password protection and operation tracing system comprises a multistage authority management module, a password security module, an operation recording module and an authority auditing module, the multi-level permission management module is provided with three levels of permissions and manages distribution, change and switching of the permissions; the password security module manages new establishment, modification, retrieval, storage, error locking and regular replacement of passwords; the operation recording module records all permission-related and equipment control operations; and the permission auditing module retrieves the operation record, generates an auditing report and identifies an abnormal operation behavior. According to the invention, through three-level authority level-to-level management, the operation range is finely divided, and low-authority users are prevented from executing high-risk operations; password cracking and violent attack are resisted through a high-level password security mechanism; through full-operation record coverage and tamper-proof design, operation traceability is realized, and responsibility ownership is clear; and an abnormal behavior analysis and audit report function is realized, and safety risks are actively identified.

A first network device configured for cryptographically protected communication with a second network device. The cryptographically protected communication comprising at least a handshake protocol, a cryptographic protection of bulk data protocol, and a resumption protocol. A session handling system obtains from the handshake protocol a first bulk cryptographic protection key and a resumption key. The first cryptographic protection key is forwarded to the host system but not the resumption key.

The invention provides a database security detection method and system for password protection, and relates to the technical field of password detection and the technical field of data security. Technical data adopted by a database are collected, and data stream security testing, log record detection and password update detection are executed respectively; when the test or the detection is not passed, outputting an alarm and corresponding unsafe information; wherein the data stream security test comprises security authentication security detection, communication security detection, data storage and reading security detection, data label security detection and password detection; the method is specially used for security detection of database protection based on the password technology, and each security link of the database is deeply integrated, so that the blank of password protection mechanism detection in the existing database security protection technology is filled through the detection; the reliable security detection method and detection system are provided for a data system with high security requirements, and compared with the existing password test, the reliable security detection method and detection system have higher security proving capability and can be expanded to other systems which use password protection to carry out unified management and use on data.

The application discloses a kind of communication link establishment initial stage security authentication encryption method, device and storage medium, the present application is limited to narrow bandwidth for end-to-end wireless communication link establishment, cannot apply conventional encryption preparation, it is difficult to guarantee that preset symmetric key is added after planning, abandon password protection is also prone to be maliciously controlled and so on Problem, an authentication encryption adaptive method based on pre-stored and diffusion key is proposed, by making full use of the key storage space of end device pre-stored key, supplemented by the diffusion transmission of new key with the process of link establishment, combined with the two modes of offline preset loading when opening and automatic online interaction after new communication terminal joins interworking, under the premise of no manual participation, maximum reduction to the occupation of link establishment narrow band, the security of information transmission is greatly improved, so as to improve user experience.

In order to carry out a cryptographically secured data transmission, communication participants (101-106) authenticate themselves before establishing a session and together create a cryptographic session key (230) or use a cryptographic session key provided in advance. The session between the communication participants is established so as to be cryptographically secured on the basis of the session key (230) after a successful authentication of the communication participants (101-106). An encryption parameter (232) is compared between the communication participants for an encryption method to be used within the session, said parameter being used to adapt a cryptographic encryption function (222) of the encryption method. The encryption parameter is preconfigured for each communication participant and cannot be changed within the session. When the encryption parameter (232) is compared, it is checked whether the encryption parameter is identically preconfigured for the communication participants (101-106). If the encryption parameter is identically preconfigured, the encryption parameter (232) is adopted in order to adapt the encryption method, and data transmitted between the communication participants (101-106) within the session is cryptographically secured in accordance with the adapted encryption method.

The invention discloses a user password protection method and device based on a white-box algorithm, equipment and a medium, and belongs to the field of data processing. The method comprises the following steps: randomly generating a white box key and a salt value; according to a white-box encryption algorithm, encrypting the salt value by using the white-box key to obtain a salt value ciphertext; and based on the salt value ciphertext, the user password and the salt value, generating a user password ciphertext and a password verification voucher by using a confusion algorithm and a hash algorithm, and storing the user password ciphertext, the password verification voucher and the white-box key, the password verification voucher being used for verifying the to-be-verified password input by the user and the user password. According to the embodiment of the invention, the security of the user password can be improved.

The invention relates to a method for providing and validating cryptographically secured device identity information, in which method an initial device certificate is created as device identity information and stored in a device memory. The initial device certificate comprises device information which is selected and signed by the manufacturer and which comprises at least a device identifier, a device attribute, or a device property, and a specification of a public key assigned to a device by the manufacturer. Only after successful device authentication is an additional device certificate created, on the basis of the initial device certificate, as further device identity information and stored in the device memory. The additional device certificate comprises device information selected and signed by a user or an operator, and forms a certificate chain together with the initial device certificate. Following successful device authentication, it is possible to generate, on the basis of the additional device certificate, at least one further additional device certificate which comprises device information selected and signed by a subsequent user or operator and which can be stored in the device memory. During each identity validation of the device, only the most recently generated device certificate, or a device certificate designated for identity validation, is read out from the device memory and verified.

The utility model discloses an intelligent key safe deposit box which comprises a key safe deposit box assembly, and the key safe deposit box assembly comprises a key safe deposit box body and a switch control panel arranged on the key safe deposit box body. Wherein a microprocessor and a storage module are arranged in the key safe deposit box assembly; the microprocessor is used for processing password input, checking and recording access records; the storage module is used for storing user passwords and key taking records; the utility model discloses an intelligent key electromagnetic attraction lock assembly. Through mutual cooperation of the key safe deposit box assembly, the microprocessor, the storage module and the intelligent key electromagnetic attraction lock assembly, efficient and safe storage and taking management of keys are achieved in the using process, the password protection function is achieved, taking records of each key can be recorded in detail, it is guaranteed that the records are not disordered, and the safety of a user is guaranteed. And the management is relatively efficient.

A present disclosure provides an exemplary system that includes at least: a distributed blockchain environment, including: a plurality of externally owned presence (EOP) member nodes associated with a plurality of distinct entities, a cryptographically-secured distributed ledger; a plurality of electronic wallets (e-Wallets), configured to hold records of distributed leger collateral (DLC) tokens; a plurality of self-contained self-executing software containers (SESCs), including: first-type SESCs, second-type SESCs, and third-type SESCs; where the DLC tokens are used by the distributed blockchain environment; where the first-type SESCs, the second-type SESCs, and the third-type SESCs are distinct SESCs; where each DLC token include at least one unique entity-identifying cryptographic hash; where, for each respective transaction associated with a respective EOP member node, a respective computer invokes the first-type SESCs and the third-type SESCs to cryptographically administer each respective transaction within the distributed blockchain environment.

In some examples, a system for server-side rendering of password-protected files can receive, from a client device, a request to view a file on the system, determine that the file should be converted to a different format prior to presentation at the client device, and determine that the file is a password-protected file. The system can send a response to the client device indicating the file is a password-protected file. In response to receiving the password from the client device, the system can generate, based on the password, a preview of the password-protected file including at least a portion of the password-protected file rendered in the different format. After generating the preview, the system can store an encrypted copy of the preview in storage for future requests, and send the preview to the client device.

Multiple embodiments are disclosed for enhancing security and preventing hacking of a flash memory device. The embodiments prevent malicious actors from hacking a flash memory chip to obtain data that is stored within the chip. The embodiments include the use of fault detection circuits, address scrambling, dummy arrays, password protection, improved manufacturing techniques, and other mechanisms.

The invention provides a weak password protection method and device, equipment, a medium and a product. The method comprises the following steps: acquiring first network transmission information; extracting at least one object name and at least one corresponding object value from the first network transmission information; according to the semantic information represented by the at least one object name, a first target object name is determined, and the semantic information of the first target object name represents a password; based on a weak password recognition rule, recognizing a first object value corresponding to the first target object name, and determining a recognition result; and executing a corresponding weak password protection operation according to an identification result. In the method, the first object value representing the password value in the network transmission information is accurately extracted through object extraction and semantic recognition, and weak password recognition and weak password protection operation are performed on this basis, so that the accuracy of weak password recognition is effectively improved, false alarms are reduced, and the effect of weak password protection is improved.

The present application relates to a kind of electronic tags with infrared remote control with conventional protection function and password protection function and its unlocking method and anti-theft system, including electronic tag body and infrared remote controller, the upper end surface of the shell in the electronic tag body is equipped with infrared remote controller interface and infrared receiving component is equipped in infrared remote controller interface, the lower end surface of the infrared remote controller is equipped with infrared remote controller connector and infrared transmitting component is equipped in infrared remote controller connector, after infrared remote controller connector is inserted into infrared remote controller interface, infrared receiving tube in infrared receiving component and infrared transmitting tube in infrared transmitting component are opposite and the light signal sent by infrared transmitting tube can be received by infrared receiving tube.Optical: one is not only the anti-theft function of the present application with traditional anti-theft tag, also has password unlocking function, prevent illegal unlocking;Two is the present application adopts one-to-one infrared code unlocking, can prevent non-target electronic tag be unlocked by mistake;Three is the present application in password protection, simultaneously, using voltage authentication scheme as the prerequisite of infrared remote control protocol reception, increase the difficulty of cracking, enhance the protection.

A password-protected device may support transformed passwords. In one example, a one-time password (OTP) may have a time-limited validity. The transform may be known to a user, and the transform may include manipulating characters in the OTP, such as by transposing characters, incrementing characters, or the like. The user may enter a transformed password to the system, and the system may reverse the transform and then compare the OTP to a reference OTP. The transform may provide an extra level of security over and above that provided by passwords themselves.

The invention discloses a password protection device. The password protection device comprises a control circuit board and a key connected with the control circuit board, a signal cluster is pre-stored in the control circuit board, a corresponding temporary signal cluster can be output to the control circuit board by operating the key for multiple times, and the control circuit board compares the temporary signal cluster with the signal cluster. And when and only when the two are matched, the locking state is released. According to the password protection device, the purpose of unlocking by inputting a password can be achieved only through one key. According to the device, through unique structural design and advanced technical means, dependence on physical space is effectively reduced, and meanwhile, convenience and safety of password input are improved. The invention further discloses an electronic lock with the device.

An automatic inhalation system which includes a gas supply system which includes a high pressure system and a medium pressure system, a breathing loop; wherein gas enters the breathing loop from the gas supply system; and wherein the breathing loop further comprises an inhale limb and an exhale limb each comprising at least one flow sensor, at least one CO2 sensor, and at least one O2 sensor. The system further includes a controller, wherein the gas supply system and breathing loop are in digital communication with the controller via an I2C bus and a set of analog inputs; and a touchscreen, wherein the touchscreen displays the diagnostic information on a UI accessed through a password-protected user management system; wherein the system is used to administer gas treatments to patients based on a preset protocol that may be started by either an operator or administrator and edited only by an administrator.

A network device is provided configured to support cryptographically protected communication in a multi-execution environment. Some embodiments pertain to a first network device configured to perform cryptographically protected communication with a second network device. This cryptographically protected communication includes at least a handshake protocol, a bulk data cryptographic protection protocol, and a recovery protocol. The session processing system obtains a first bulk cryptographic protection key and a recovery key from the handshake protocol. The first cryptographic protection key, rather than the recovery key, is forwarded to the host system.

This specification discloses a password protection method, password verification method, apparatus, and terminal. In response to a storage request for a correct plaintext password, a slow hash calculation is performed on the correct plaintext password; a first hash value and a second hash value are determined after the first hash calculation of the correct plaintext password; the first hash value and the second hash value are concatenated to obtain the ciphertext data corresponding to the correct plaintext password, and the ciphertext data is stored; wherein, the first hash value is used for a first consistency comparison with the target password; the ciphertext data is used for a second consistency comparison with the target password after the first consistency comparison. While ensuring that the ciphertext data still has a relatively high degree of difficulty in cracking, the two-stage verification comparison reduces the computational resources consumed during password verification.

A computer-implemented method and system for providing secure password reset functionality for a password protected device. Receiving, in a password reset computer server, is a request code for enabling password reset functionality for the password protected device. The request code is parsed to identify the password protected device for generating a recovery string including at least metadata and a unique identifier associated with the password protected device. A first hash value representation of the recovery string is generated for the password protected device. The first hash value is then compared to a second hash value, which second hash value is generated by another computer device and is representative of a second recovery string that includes at least the metadata and the unique identifier associated with the password protected device. Password reset functionality for the password protected device is enabled when the first and second hash values match.

A computer-implemented method and system for providing secure password reset functionality for a password protected device. Receiving, in a password reset computer server, is a request code for enabling password reset functionality for the password protected device. The request code is parsed to identify the password protected device for generating a recovery string including at least metadata and a unique identifier associated with the password protected device. A first hash value representation of the recovery string is generated for the password protected device. The first hash value is then compared to a second hash value, which second hash value is generated by another computer device and is representative of a second recovery string that includes at least the metadata and the unique identifier associated with the password protected device. Password reset functionality for the password protected device is enabled when the first and second hash values match.

A computer security method including detecting when a web browser accesses a login form of a website, accessing a credential record associated with the website, where the credential record includes a login and a password, inputting the login into a login field of the login form, inputting a password placeholder value into a password field of the login form, where the password placeholder value differs from the password included in the credential record, detecting an attempt by a user of the web browser to submit a login request to the website, where the login request includes the login and the password placeholder value from the login form, replacing the password placeholder value in the login request with the password included in the credential record, and submitting the login request to the website, where the submitted login request includes the login and the password included in the credential record.