Abstract: Methods for analyzing text corpora for inferring potential threats and risks are becoming ever more established. While the present achievements are based on an analyst-driven analytical process, the embodiments provide for a semantic analysis of dynamic developments in changing text corpora, involving an acquisition of text corpora, application of a probabilistic concept model, and providing a similarity remapping.

Abstract: A protective circuit includes an input that provides a first supply voltage, a voltage regulator that provides a second supply voltage based on the first supply voltage, a measuring device that identifies an impedance of the voltage regulator, and a self-locking switching element configured to connect the first supply voltage with the voltage regulator if an impedance of the voltage regulator exceeds a predefined impedance value.

Abstract: A system circuit board configured to be supplied by at least one power supply unit, with an operating voltage in an operating state and a stand-by voltage in at least one stand-by state, the system circuit board includes at least one connection device for at least one extension card, wherein the connection device is configured to provide at least one first card voltage on the basis of the operating voltage; at least one switching element arranged on the system circuit board and configured to disconnect the at least one connection device from the operating voltage; and a control device arranged on the system circuit board, and configured to identify a type of a connected power supply unit and send a switching signal to the switching element depending on the identified type.

Abstract: An IoT computer system, in particular a so-called edge computer system includes a first virtual operating environment and a second virtual operating environment. The virtual operating environments are logically separated from one another. An arrangement includes such an IoT computer system and at least one external system or device to which the IoT computer system is connected.

Abstract: A method of starting-up a computer system includes accessing a second storage area of a storage in which program data are stored; loading and executing the program data from a second storage area; mounting an external storage medium connected to the computer system, wherein a file system key that decrypts a file system data is stored on an external storage medium, wherein the file system key is encrypted on the external storage medium; loading the encrypted file system key from the external storage medium into the computer system; decrypting the encrypted file system key by a key stored in the second storage area; setting the decrypted file system key in a cryptographic module established by the start-up process; and decrypting and loading file system data of the encrypted file system by the cryptographic modules by the set file system key, whereby the computer system is started up completely.

Abstract: A method of providing application-oriented software for a desired application-oriented functionality within a computer system includes transferring configuration data to the computer system, wherein the configuration data predefine a functionality of an application-oriented software to be created, using one or more program components from a plurality of program components stored locally within the computer system depending on the functionality predefined by the configuration data, creating the application-oriented software by the locally used program components depending on the functionality defined by the configuration data, and embedding the created application-oriented software in an operating environment in the computer system to provide the desired application-oriented functionality.

Abstract: A system board for a computer system includes a management unit set up to collect status information from system components of the computer system, a network interface, and a communication unit set up separately from the management unit, connected to the network interface and containing a software for communication via network, wherein the management unit is set up to transfer collected status information from system components of the computer system to the software within the communication unit, and the software within the communication unit is set up exclusively to incorporate the collected status information into a communication protocol for communication via the network interface within a network.

Abstract: A computer system includes power supply providing at least one secondary supply voltage to generate operating voltage and a standby voltage; a system board with a plurality of system components arranged thereon; at least one sequencing microcontroller arranged on the system board for time-controlled provision of at least one of the operating voltage and the standby voltage to the plurality of system components; and at least one button that switches the computer system from a standby state to an operating state; wherein the sequencing microcontroller is configured, when the button is held for a first predefined time period indicating a forced switching of the computer system from the operating state to the standby state, to disconnect the plurality of system components from both the operating voltage and the standby voltage for a second predefined time period so that each of the plurality of system components is reset.

Abstract: An interface arrangement on a system board includes at least two data lines for a differential signal transmission, at least one first mounting location for at least one first connector and at least one second mounting location for at least one second connector, and a third mounting location for an integrated circuit, wherein at the at least one first mounting location the data lines are divided into first and second paths, at the at least one second mounting location, the second and first paths are joined, the third mounting location for the integrated circuit is arranged in the first path, and the at least one and second connectors can be mounted at the at least one first and second mounting locations in a first or a second position, respectively, so that signals in the data lines run via the first path or via the second path.

Abstract: An interface assembly of a host system that connects a peripheral device to a USB Type-C interface has at least one supply line and at least one signaling line, wherein one from among a plurality of different power profiles can be selected by the peripheral device by applying different analog control signals to the signaling line, a signaling circuit connects to the signaling line on a side of the host system, the signaling circuit, on the basis of at least one digital control signal, produces a predetermined analog control signal assigned to the at least one digital control signal and outputs it to the peripheral device via the signaling line and the at least one digital control signal is provided via a GPIO port of a control module of a system component of the host system, and the GPIO port is controlled by a BIOS.

Abstract: A method securely opens a door connected to a system and includes a central unit, a mobile terminal, a local control unit and a door opening device that are configured to transmit data. The method includes transmitting a first key to the mobile terminal by the central unit; transmitting the first key to the control unit by the mobile terminal via the door opening device; generating a second key by the control unit depending on the first key; transmitting the second key from the control unit to the mobile terminal via the door opening device; generating a third key by the mobile terminal depending on the second key; transmitting the third key to the central unit by the mobile terminal via the door opening device; and controlling opening of the door depending on the third key by the central unit by transmitting a request to the door opening device.

Abstract: A method communicates between secured computer systems in a computer network infrastructure. Data packets are transmitted between a plurality from a group of processing computer systems, wherein such a transmission is performed by at least one broker computer system. The data packets are advantageously routed via at least one relay system connected upstream or downstream of the broker computer system in a transmission path of the data packets. All from the group of processing computer systems keep predetermined network ports at least temporarily closed so that access to a respective processing computer system via a network by the network ports is prevented. The relay system keeps predetermined network ports closed at least to the broker computer system, which has the relay system connected downstream so that access to the relay system via a network by the network ports is prevented.

Abstract: A Power-over-Ethernet terminal includes a plurality of components including at least one network communications port, a first plug connector electrically coupled with the network communications port, a first isolating transformer configured for the decoupling of signals, the first isolating transformer electrically coupled with the first plug connector, and a network communications unit electrically couplable with the first isolating transformer, wherein the first plug connector is configured to be selectively connected to at least one bridging element or an add-on board, such that when the at least one bridging element is connected to the first plug connector, a direct electric connection between the communications port and the first isolating transformer is established, and when the add-on board is connected to the first plug connector, an indirect electric connection between the network communications port and the network communications unit via a second isolating transformer arranged on the add-on board i

Abstract: A method of unblocking external computer systems includes transmitting an authentication packet from an external computer system, configured outside the computer network infrastructure, to a broker computer system within the computer network infrastructure, wherein the authentication packet contains signed information for authentication of the external computer system, automatically transmitting the authentication packet from the broker computer system to at least one processing computer system within the computer network infrastructure, wherein the processing computer system keeps predetermined network ports at least temporarily closed wherein, however, the processing computer system is capable of accessing the broker computer system to fetch the authentication packet from the broker computer system, unblocking at least one selective network port by the processing computer system for communication with the external computer system, and establishing a connection to the selectively unblocked network port of th

Abstract: An energy supply assembly includes a supply input that provides a first voltage VIN with a maximum output current; a first voltage converter connected to the supply input to convert the first voltage VIN into a second voltage; an intermediate storage element connected to the first voltage converter to temporarily store electric energy of the second voltage; at least one first supply output connected to the supply input to provide the first voltage VOUT1; at least one second supply output connected to the intermediate storage element to provide a further supply voltage VOUT2; a measuring device to measure a current received via the supply input and/or a current output via the first supply output; and a control circuit that actuates the first voltage converter, wherein the control circuit is configured to actuate the first voltage converter on the basis of the measured current such that the current output via the at least one first supply output and the current received by the first voltage converter together d

Abstract: A computer mainboard includes components intended for operating a computer, a control logic that controls voltage supply of the computer mainboard, and a connector plug that receives at least one supply voltage (+12V DC) specified for the computer mainboard, an auxiliary voltage (Vin_ext_DC) and a monitoring signal (Vin_ext_OK) that indicates the presence of an external supply voltage (VEXT_DC, VEXT_AC) that has a predetermined specification, wherein the control logic is configured to detect the monitoring signal (Vin_ext_OK) via the connector plug and, after detection of the monitoring signal (Vin_ext_OK), to generate a first control signal (EN_REG_EB#) and output it to the outside via the connector plug so that, depending thereon, an external voltage supply device can be activated to provide the at least one supply voltage (+12V DC) specified for the computer mainboard from the external supply voltage (VEXT_DC, VEXT_AC).

Abstract: A routing method of forwarding task instructions between secured computer systems in a computer network infrastructure includes calling up routing information stored in a key computer system, generating a task file in the key computer system, wherein the task file comprises at least the routing information and a task description of at least one task for the target computer system; transmitting the task file based upon the routing information along the communication path from the key computer system by the group of the broker computer systems to the target computer system; verifying validity of the task file by the target computer system; executing at least one task in the target computer system by the task file in the case that verification of validity of the task file was successful.

Abstract: An embedded system has a data processing apparatus that executes program code and a sequencing controller for switching components of the embedded system on and off, the data processing apparatus and the sequencing controller connected to one another via an individual control signal line, and the sequencing controller arranged to either switch off or restart the embedded system on the basis of a temporal profile of a control signal received via the control signal line.

Abstract: A method unblocks external computer systems for communication with secured processing computer systems in a computer network infrastructure. An instruction packet is transmitted from an external computer system to a broker computer system within the computer network infrastructure. A random port number of a network port is then generated by the broker computer system, and the random port number is transmitted to a processing computer system. The processing computer system at least temporarily keeps predetermined network ports closed so that access by the external computer system via network by the network ports is prevented, wherein the random port number and/or other information can be interchanged between the processing computer system and the broker computer system, however.

Abstract: A switch assembly includes a manually operable push button, an elastic element, a rotatably mounted transmitter, and a microswitch, wherein the push button includes a pusher, which, upon actuation of the push button, exerts a first force on the elastic element, the elastic element connects to a force arm of the transmitter and is configured to transmit at least a part of the first force onto the force arm, and set the transmitter in a rotation, and the transmitter further includes a load arm configured to exert a second force on the microswitch during rotation of the transmitter.