Abstract: Solutions described herein refer to cryptographic data processing, utilizing a first masking scheme of a shared secret and a second masking scheme of the shared secret, wherein a transformation from the first masking scheme to the second masking scheme is conducted by forcing one type of calculation among at least two types of calculations.

Abstract: Embodiments generally relate to a method for allowing power supplied through a cable to be determined. The method comprises receiving magnetic field data, the magnetic field data relating to a magnetic field generated by the cable, receiving reference data, the reference data relating to a current supplied to one or more monitored loads powered through the cable; based on the received magnetic field data and reference data, determining at least one parameter of a function that relates the magnetic field generated by the cable to the power supplied through a cable; and making available the at least one parameter, so that a power supplied by the cable can be determined based on the at least one parameter and a magnetic field value. The one or more monitored loads are a subset of all the loads powered through the cable.

Abstract: A motor vehicle power cable comprising a flat conductor having an at least rectangular profile, wherein the flat conductor extends along a longitudinal axis, a vertical axis extending along a surface normal of a wide surface of the flat conductor, and a transverse axis extending along a surface normal of a narrow surface of the flat conductor and the flat conductor is bent about the vertical axis and having an inner bend radius and an outer bend radius, characterized in that the flat conductor has at least one forming about the longitudinal axis in the region of the inner bending radius at its inner side edge arranged at the inner bending radius.

Abstract: A method is proposed for copying a source array into a target array, wherein both the source array and the target array have at least two elements, wherein each element has a value, in which the elements of the source array are copied into the target array in the sequence of a random permutation, wherein, after a step of copying an element of the source array into the target array, the source array, the target array or the source array and the target array are rotated. A device is also indicated accordingly.

Abstract: A guide device for a moveable furniture part, in particular a drawer, has a catch which is moveable along a guide track and which is pretensioned by an energy store and which is moveable at least between a parked position with a tensioned energy store and an end position with a less tensioned energy store. The energy store can be coupled to an activator between the parked position and the end position in order to transmit a braking or acceleration force to the moveable furniture part, and wherein the activator has a metal support part.

Abstract: A device for processing bit strings of a program flow including a data memory and an interface that is designed to output a second bit string, and a bit string manipulator that is designed to analyze the first bit string at a predetermined bit string section for information that indicates a target state of the program flow, and to manipulate the first bit string in the bit string section to obtain the second bit string.

Abstract: It is proposed to divide data read from a memory into groups and to perform a syndrome calculation iteratively based on each of the individual groups. The syndromes may be calculated by means of random access to the individual groups.

Abstract: An integrated circuit for outputting a function value, comprising a pattern matching circuit, configured to compare an input value and multiple transformed versions of the input value with a specified bit pattern, wherein the transformed versions of the input value or the specified bit pattern are created by repeated application of a transformation to the input value or the specified bit pattern, wherein the function is invariant under the transformation or wherein an inverse transformation exists for the transformation, by means of which a change in the function values that is caused by the transformation of the input values can be reversed, a selection circuit configured to select a function value depending on the matching result of the pattern matching circuit and the input value, and an output circuit configured to output a function value for the input value based on the selected function value.

Abstract: A method for providing challenges to a device comprising (i) compiling a first challenge based on a first random value and a parameter; (ii) compiling a second challenge based on a second random value, the parameter and based on the first challenge or any intermediate result thereof; and (iii) providing the first challenge and the second challenge to the device.

Abstract: According to one embodiment, an execution unit is described, which includes a mask generation circuit configured to generate a mask by multiplying a mask generation vector by blocks of codewords of a plurality of cyclic codes, a masking circuit configured to mask data to be processed by means of the mask, and an arithmetic logic unit configured to process the masked data by means of additions and rotations.

Abstract: A method is provided for accessing a memory via at least one address, wherein the at least one address comprises a codeword of a code. Corresponding devices are also described.

Abstract: Integrated circuits for modular multiplication of two integers for a cryptographic method, and methods for the cryptographic processing of data based on modular multiplication are herein disclosed. For example, an integrated circuit for modular multiplication of two integers for a cryptographic method has a processor that represents the integers to be multiplied in Montgomery representation with a specified Montgomery representation parameter and a specified modulus, and calculates the result of the modular multiplication of the integers to be multiplied in Montgomery representation iteratively from the least significant word to the most significant word, where for a word calculated in an iteration, the product of the word with a specified factor is added to the words of subsequent iterations, the specified factor given by the product of the negative inverse of the least significant word of the modulus and the modulus, without the least significant word of the product, plus one.

Abstract: An integrated circuit for outputting a function value, comprising a pattern matching circuit, configured to compare an input value and multiple transformed versions of the input value with a specified bit pattern, wherein the transformed versions of the input value or the specified bit pattern are created by repeated application of a transformation to the input value or the specified bit pattern, wherein the function is invariant under the transformation or wherein an inverse transformation exists for the transformation, by means of which a change in the function values that is caused by the transformation of the input values can be reversed, a selection circuit configured to select a function value depending on the matching result of the pattern matching circuit and the input value, and an output circuit configured to output a function value for the input value based on the selected function value.

Abstract: A chip includes a processing device to perform cryptographic operations by secret data; a memory to store a first plurality of information portions that correspond to a first breakdown of the data and from which the secret data are reconstructible by combination of the first plurality of information portions; a random number generator to provide random values; and a conversion device to ascertain second breakdowns of the data into a second plurality of information portions, from which the secret data are reconstructible and to control the memory for an ascertained second breakdown to store the present second plurality of information portions. The conversion device is further configured to ascertain the second breakdowns based on the random values and/or to determine the interval of time between the ascertaining and storing of a second breakdown and the ascertaining and storing of the subsequent second breakdown based on the random values.

Abstract: One embodiment describes a method for permuting data elements, comprising receiving a sequence of data elements, and carrying out a plurality of interchange operations each comprising randomly selecting a data element from the data elements in the sequence, interchanging the data element with another data element at a deterministically predefined position in the sequence of data elements, and applying a predefined permutation to the deterministically predefined position or to the sequence of data elements.

Abstract: A memory circuit may include a plurality of electrically programmable memory cells arranged in an electrically programmable non-volatile memory cell array along a plurality of rows and a plurality of columns, a plurality of word lines, each word line coupled with a plurality of word portions of the plurality of memory cells, each word portion configured to store a data word, and at least one overlay word line coupled with a plurality of overlay portions, each overlay portion including overlay memory cells, each of the plurality of overlay portions including an overlay word. The memory circuit is configured to read, for each of the plurality of word lines, from each of the word portions simultaneously with an overlay portion of the plurality of overlay portions, with an output of the read operation being a result of a logic operation performed on the data word and the overlay word.

Abstract: It is proposed to divide data read from a memory into groups and to perform a syndrome calculation iteratively based on each of the individual groups. The syndromes may be calculated by means of random access to the individual groups.

Abstract: An integrated circuit includes a receiver configured to receive a message word and an integrated hardware decoding circuit. The decoding circuit includes a calculation unit to calculate a syndrome of the message word according to a predetermined BCH code, a logarithmization unit to establish a logarithm of each of one or more syndrome components, an arithmetic circuit to establish a logarithm of each of one or more zeros of the error locator polynomial of the BCH code on the basis of the logarithms of the syndrome components, and a bit inverter circuit to invert the one or more bits of the message word, the positions of which are specified by the logarithms of the zeros of the error locator polynomial. The integrated circuit further includes a data processing circuit to process further the message word processed by the bit inverter circuit.

Abstract: Described embodiments generally relate to a method of determining power delivered by a cable, the method comprising receiving data related to a residual magnetic field produced by the cable; determining a proportionality factor relating the received data to the power delivered by comparing the residual magnetic field data to independently measured reference data related to the power delivered by the cable; and based on the proportionality factor, determining the power delivered by the cable.

Abstract: A method of sending data is provided. The method may include, executed in a master, applying a first code to an address of an addressed data sink of a slave, thereby forming a master-encoded address, combining the data with the master-encoded address using a reversible function, thereby forming a data-address-combination, and sending the data-address-combination and the address from the master to the slave.