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A new instruction overlapping technique for improved anti-disassembly and obfuscation of x86 binaries

The problem of correctly recovering assembly instructions from a binary has received much attention and both malware and license validation code often relies on various anti-disassembly techniques in order to complicate analysis. One well-known anti-disassembly technique is to use overlapping code such that the disassembler starts decoding from an incorrect byte, but still recovers valid code. The

Ekonomernas välfärdsrecept: Höga löner och trygga truster

Frågan om hur välfärdsarrangemangen i ett modernt samhälle kan eller bör se ut förefaller mera öppen än på länge. I vissa avseenden påminner dagens diskussioner om hur välfärden ska organiseras om förra sekelskiftets diskussioner om hur ”den sociala frågan” skulle lösas. Inte minst när det gäller frågan om hur företagen ska kunna förena effektivitet och konkurrensförmåga med socialt ansvar finns d

A constraints programming approach to communication scheduling on SoPC architectures

This paper presents a novel approach to scheduling communications among concurrent hardware processes mapped onto a "System on a Programmable Chip." Point-to-point, broadcast and multi-cast ommunication types are supported. The algorithm has been prototyped on the Processor-Coupled Polymorphous Fabric for the Altera Excalibur Arm architecture. The communication schedule problem has been specified

Call Me Call Me for Some Overtime - On Organizational Consequences of System Changes

Today a broad body of literature has emerged within the IS research community investigating the organizational consequences of IS implementations. However in view of these developments, it seems that practitioners are still faced with implementation problems, such as user dissatisfaction, resistance and mismatches between the new technology and existing work practices. It is this tension, within a

On the asymptotic and approximate distributions of the product of an inverse Wishart matrix and a Gaussian vector

In this paper we study the distribution of the product of an inverse Wishart random matrix and a Gaussian random vector. We derive its asymptotic distribution as well as its approximate density function formula which is based on the Gaussian integral and the third order Taylor expansion. Furthermore, we compare obtained asymptotic and approximate density functions with the exact density which is o

Analysis of tracer molecules from organic aerosols - Application of liquid phase microextraction to aerosol analysis

Popular Abstract in English Airborne particulate matter is well known because of its adverse impacts on human health and its role in climate processes. In order to understand completely the role of aerosols in atmosphere, their chemical composition is of basic importance. Chemical analysis of aerosols involves broadly two steps, extraction step and detection/quantification of chemical constituentsAirborne particulate matter is well known because of its adverse impacts on human health and its role in climate processes. In order to understand completely the role of aerosols in atmosphere, their chemical composition is of basic importance. Chemical analysis of aerosols involves broadly two steps, extraction step and detection/quantification of chemical constituents. Generally aerosols are ext

Affinity Precipitation of Proteins. Characterization of Some Underlying Mechanisms

Popular Abstract in Swedish Många av dagens biotekniska processer syftar till att framställa protein. Det är proteinets användningsområde som är avgörande för vilka renhetskrav som ställs på produkten. I vissa fall måste proteinet vara helt fritt från föroreningar för att inte åstadkomma oönskade effekter. Vaccinframställning är ett exempel på en sådan tillämpning. För andra ändamål, t ex vid framTwo polymers, alginate and Eudragit S-100 were used as reversibly soluble-insoluble ligand carriers for the selective isolation of enzymes and lectins respectively. These two polymers have the inherent property of being precipitated under well defined conditions. Alginate was made insoluble by the addition of Ca2+ ions, and Eudragit S-100 by a pH shift. The polymers were modified with affinity lig

Intrinsic and Extrinsic Value

The distinction between intrinsic and extrinsic value has given rise to a batch of fundamental questions concerning the very nature, importance and coherence of our core value concepts. Section I outlines an approach to the distinction between intrinsic and extrinsic value that has taxonomical advantages. Recent work has alerted us to the fact that the traditional way of explicating extrinsic valu

Examining the facts

Facts are once again put to work in philosophical enterprises. The discussion in this paper is conducted under the presumption that we for this reason need to examine the nature of facts anew. To some extent it has been taken for granted that the question of properties and particulars is the primary problem to solve, and that the question of facts is secondary. This approach naturally leads to man