Wyniki wyszukiwania dla: SECURITY - MOST Wiedzy

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Wyniki wyszukiwania dla: SECURITY

Wyniki wyszukiwania dla: SECURITY

  • On UMTS security.

    Publikacja

    - Rok 2004

    W artykule zaprezentowano przegląd hipotetycznych ataków na sieci i systemy telekomunikacji ruchomej, w tym systemy UMTS. Uwzględniono: podsłuch, nieautoryzowany dostęp, celowe zakłócanie oraz ataki typu DoS. Zaprezentowano mechanizmy podnoszące bezpieczeństwo pracy UMTS, w szczególności wprowadzające identyfikację i ''rozwinięte'' uwierzytelnianie a także kompleksową autoryzację dostępu.

  • Internal Security

    Czasopisma

    ISSN: 2080-5268

  • Graph security testing

    Set S ⊂ V is called secure set iff ∀ X ⊂ S | N [ X ] ∩ S | ≥ | N ( X ) \ S | [3]. That means that every subset of a secure set has at least as many friends (neighbour vertices in S) as enemies (neighbour vertices outside S) and will be defended in case of attack. Problem of determining if given set is secure is co −NP -complete, there is no efficient algorithm solving it [3]. Property testers are algorithms that distinguish inputs...

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  • Security and knowledge management

    Publikacja

    Omówiono zagadnienia związane z problemami bezpieczeństwa w obszarach technologicznego wspomagania zarządzania wiedzą.

  • Security of Web Services

    Publikacja

    - Rok 2006

    Artykuł przedstawia zagadnienia związane tematycznie z Web Services. W szczególności dotyczy problemów związanych z zapewniwniem poufności i integralności danych. Zdefiniowano model bezpieczeństwa Web Services integrujący trzy główne technologie: SOAP, UDDI, WSDL.

  • Threats to Armenia’s Security in the National Strategy and Practice with Special Emphasis on External Security,

    The national security strategy adopted in 2007 provided a detailed definition of security and identified its threats. The key threat to the Armenian state was considered to be the Nagorno-Karabakh conflict. The document indicated the Collective Security Treaty Organisation main guarantor of security, with Russia being Armenia’s main partner in bilateral relations. The second position in the strategy was assigned to cooperation...

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  • Algorithms for testing security in graphs

    In this paper we propose new algorithmic methods giving with the high probability the correct answer to the decision problem of security in graphs. For a given graph G and a subset S of a vertex set of G we have to decide whether S is secure, i.e. every subset X of S fulfils the condition: |N[X] \cap S| >= |N[X] \ S|, where N[X] is a closed neighbourhood of X in graph G. We constructed a polynomial time property pseudotester based...

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  • External Security Strategies of Belarus

    Under President Lukashenko, three Belarusian national security strategies have been announced: the first in 1995, the second in 2001 and the third in 2011. The first proposal, formulated after Lukashenko’s victory in the presidential elections in 1994, outlined Belarus as a neutral state, unbound to any military block in the absence of external enemies. The direction of the foreign policy pursued by the president of Belarus was...

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  • Ukraine’s Energy Security in Strategies

    During the independence period, the Ukrainian government has published two energy security strategies. The first strategy was adopted in 2006 and the second one in 2016. Both documents provided a similar definition of energy security. The aims of the first strategy, covering the period 2006–2030, were the restructuring of the fuel and energy complex using new technologies, increase of energy efficiency and ensuring market prices...

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  • Security Mechanisms in the Comcute System

    Publikacja

    - Rok 2012

    The aim of this paper is pointing out the basic security problems and mechanisms in the Comcute system - maintenance system of large computing power in the face of critical crisis. Moreover security mechanism and tools useful to apply in laboratory model as well as target version of the Comcute system are presented.

  • Areas of research in maritime security

    Publikacja

    - Rok 2006

    W referacie przedstawiono analizę ważniejszych aspektów dotyczących ochrony żeglugi (maritime security) oraz zaproponowano nowe kierunki rozwoju.

  • Extendable Safety and Security Ontology

    Security plays an increasingly important role in our everyday life, and research and users of computer systems point out that the need arises for a common, formalised model capable of integrating different solutions. In this paper we show that an ontology can be designed and created in a way that will make it suitable for interoperability and integration. A security and safety ontology and the methodology for creating a common...

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  • Security and Anonymity in Agent Systems

    Publikacja

    - Rok 2012

    Many agent systems have been developed and suggested for commercial application. However, in spite of the significant potential offered by the agent paradigm, the lack of such important properties as security, anonymity and untracebility especially in open dynamical environment, such as the Internet, has blocked the active implementation of agent technologies. Protecting agent systems poses a more demanding challenge comparing...

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  • Security ontology construction and integration

    Publikacja

    - Rok 2011

    There are many different levels on which we can examine security. Each one is different from others, all of them are dependent on the context. Hence the need to bear additional knowledge enabling efficient utilization of the knowledge by the computers. Such information can be provided by ontologies. The paper presentsgathered requirements needed to be taken into account when creating an ontology. The method of ontology creation...

  • On some aspects of maritime security

    Publikacja

    - Rok 2005

    Zostały przedstawione wybrane zagadnienia dotyczące ochrony żeglugi, w tym opisano Międzynarodowy Kodeks Ochrony Statków i Urządzeń Portowych - ISPS, Statkowy System Alarmowania (SSAS) oraz system AIS i System Identyfikacji i Śledzenia Dalekiego Zasięgu (LRIT). Przedstawiono również znaczenie nowoczesnej telekomunikacji dla potrze sprawnej ochrony żeglugi na morzach i oceanach

  • Mobile Security: Threats and Best Practices

    Publikacja

    - Mobile Information Systems - Rok 2020

    Communicating mobile security threats and best practices has become a central objective due to the ongoing discovery of new vulnerabilities of mobile devices. To cope with this overarching issue, the goal of this paper is to identify and analyze existing threats and best practices in the domain of mobile security. To this extent, we conducted a literature review based on a set of keywords. The obtained results concern recognizable...

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  • Cost assessment of computer security activities

    Publikacja

    Comprehensive cost-benefit analysis plays a crucial role in the decision-making process when it comes to investments in information security solutions. The cost of breaches needs to be analysed in the context of spending on protection measures. However, no methods exist that facilitate the quick and rough prediction of true expenditures on security protection systems. Rafal Leszczyna of Gdansk University of Technology presents...

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  • An integrated framework for security protocol analysis

    Publikacja

    - Rok 2008

    Assurance of security protocols needs particular attention. Flaws in a protocol can devastate security of the applications that rely on it. Analysis of the protocols is difficult and it is recommended that formal methods are employed to provide for higher levels of assurance. However, the formal methods can cover only a part of the scope of the problem. It is important that the formal models are valid representations of the protocol...

  • Security aspects in functional safety analysis

    A security level of distributed control and protection system may have a significant impact on the results of functional safety analysis. However, the issue of integrating the safety and security aspects is difficult and usually is neglected during the functional safety analysis. This article presents a method of functional safety analysis which takes into consideration a concept of integrating these two aspects. It is based on...

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  • Resilience and Security in Software Defined Networking

    Publikacja
    • C. Mas Machuca
    • P. Vizarreta
    • R. Durner
    • J. Rak

    - Rok 2018

    This paper gives an overview of the most important issues on resilience and security in Software Defined Networking

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  • Software Agents for Computer Network Security

    Publikacja

    - Rok 2012

    The chapter presents applications of multi-agent technology for design and implementation of agent-based systems intended to cooperatively solve several critical tasks in the area of computer network security. These systems are Agent-based Generator of Computer Attacks (AGCA), Multi-agent Intrusion Detection and Protection System (MIDPS), Agent-based Environment for Simulation of DDoS Attacks and Defense (AESAD) and Mobile Agent...

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  • Automatic sound recognition for security purposes

    Publikacja

    - Rok 2008

    In the paper an automatic sound recognition system is presented. It forms a part of a bigger security system developed in order to monitor outdoor places for non-typical audio-visual events. The analyzed audio signal is being recorded from a microphone mounted in an outdoor place thus a non stationary noise of a significant energy is present in it. In the paper an especially designed algorithm for outdoor noise reduction is presented,...

  • A sense of security and freedom in a residential environment

    The article is based on the results of a survey carried out among students of architecture faculties in several countries, which examined the students’ knowledge of shaping the housing environment in such a way as to enable them to fulfil two basic and, at the same time, seemingly mutually exclusive psychological needs of a person: a sense of security and a sense of freedom. In examining these issues, particular emphasis was placed...

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  • An integrated method for security protocols analysis

    Publikacja
    • M. (. Olszewski

    - Rok 2008

  • Architecture supporting security of agent systems

    Publikacja

    - Rok 2006

    W rozprawie zaproponowano nową architekturę bezpieczeństwa wspomagającą anonimowość w systemach agentowych. Moduł I architektury zapewnia funkcjonalność protokołu ochrony przed tropieniem (ang. untraceability), z tą zaletą, że nie wprowadza ograniczeń wobec agentów samodzielnie ustalających trasę własnej wędrówki. Stanowi rdzeń architektury, który zaimplementowano jako rozszerzenie platformy agentowej JADE, udostępniane publicznie...

  • Aspects of maritime security and safety of Poland

    Publikacja

    - Rok 2005

    Referat przedstawia wybrane aspekty morskiego bezpieczeństwa Polski. Prezentacja problematyki jest ukierunkowana na problemy techniczne związane z bezpieczeństwem, pozostawiając na uboczu problemy prawne, logistyczne i społeczne. Na wstępie przedstawiono analizę zagrożeń dla bezpieczeństwa Bałtyku. Następnie opisano wybrane instytucje odpowiedzialne za morskie bezpieczeństwo Polski, ze szczegółowym uwzględnieniem Morskiej Straży...

  • Revenue of social security contributions (in PLN billion)

    Dane Badawcze
    open access

    In the period January-September 2020, the expenditure of the Social Insurance Fund amounted to PLN 197.1 billion, and the revenues from contributions and their derivatives - PLN 144.5 billion. As a result, the proceeds covered 73.3 percent. expenses. At that time, the fund received a subsidy from the budget in the amount of PLN 29.3 million.

  • Health Security

    Czasopisma

    ISSN: 2326-5094 , eISSN: 2326-5108

  • Food Security

    Czasopisma

    ISSN: 1876-4517 , eISSN: 1876-4525

  • African Security

    Czasopisma

    ISSN: 1939-2206 , eISSN: 1939-2214

  • Democracy & Security

    Czasopisma

    ISSN: 1741-9166 , eISSN: 1555-5860

  • European Security

    Czasopisma

    ISSN: 0966-2839 , eISSN: 1746-1545

  • Water Security

    Czasopisma

    eISSN: 2468-3124

  • Asian Security

    Czasopisma

    ISSN: 1479-9855

  • Security Challenges

    Czasopisma

    ISSN: 1833-1459

  • INTERNATIONAL SECURITY

    Czasopisma

    ISSN: 0162-2889 , eISSN: 1531-4804

  • Security Forum

    Czasopisma

    ISSN: 2544-1809

  • Security and Privacy

    Czasopisma

    ISSN: 2475-6725

  • Security Journal

    Czasopisma

    ISSN: 0955-1662 , eISSN: 1743-4645

  • SECURITY DIALOGUE

    Czasopisma

    ISSN: 0967-0106 , eISSN: 1460-3640

  • SECURITY STUDIES

    Czasopisma

    ISSN: 0963-6412 , eISSN: 1556-1852

  • Practical Evaluation of Internet Systems' Security Mechanisms

    A proposed Internet systems security layer with context-oriented security mechanisms reduces the risk associated with possible vulnerabilities. A metric of the system trust level is proposed, and then evaluated according to a university Internet system.

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  • CIP Security Awareness and Training: Standards and Practice

    Publikacja

    - Rok 2016

    These are critical infrastructure employees who have access to the critical cyber assets in the first place. This situation is well recognised by international and national standardisation bodies which recommend security education, training and awareness as one of the key elements of critical infrastructure protection. In this chapter the standards are identified and their relevant areas are described. A practical implementation...

  • Portable raman spectrometer for maritime security applications

    Publikacja

    - Rok 2010

    The fast identification of explosives, narcotics and other chemicals carried on board of ships or transported in containers to the harbors is an important problem of maritime security. Raman spectroscopy is widely used for fast identification of various chemicals. Continuous progress in the field of photonics has resulted in commercial availability of low-power compact Raman spectrometers which can be integrated into portable systems....

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  • Some Security Features of Selected IoT Platforms

    Publikacja

    - TASK Quarterly - Rok 2020

    IoT (Internet of Things) is certainly one of the leading current and future trends for processing in the current distributed world. It is changing our life and society. IoT allows new ubiquitous applications and processing, but, on the other hand, it introduces potentially serious security threats. Nowadays researchers in IoT areas should, without a doubt, consider and focus on security aspects. This paper is aimed at a high-level...

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  • Integrated functional safety and cyber security analysis

    Publikacja

    - IFAC-PapersOnLine - Rok 2018

    The chapter is devoted some important issues of the functional safety analysis, in particular the safety integrity level (SIL) verification of safety functions to be implemented within the distributed control and protection systems with regard to security aspects. A method based on quantitative and qualitative information is proposed for the SIL (IEC 61508, 61511) verification with regard of the evaluation assurance levels (EAL)...

  • Standards on Cyber Security Assessment of Smart Grid

    Security evaluation of communication systems in smart grid poses a great challenge to the developers and operators. In recent years many new smart grid standards were proposed, which paradoxically results in the difficulty in finding a relevant publication in this plethora of literature. This paper presents the results of a systematic analysis which aimed at addressing this issue by identifying standards that present sound security...

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  • Security Information Sharing for the Polish Power System

    Publikacja

    - Rok 2015

    The Polish Power System is becoming increasingly more dependent on Information and Communication Technologies which results in its exposure to cyberattacks, including the evolved and highly sophisticated threats such as Advanced Persistent Threats or Distributed Denial of Service attacks. The most exposed components are SCADA systems in substations and Distributed Control Systems in power plants. When addressing this situation...

  • Wybrane problemy ochrony żeglugi (Maritime Security)

    Publikacja

    - Rok 2005

    przedstawiono zagadnienia ochrony żeglugi w aspekcie uwarunkowań związanych z radiokomunikacją morską. Opisano Międzynarodowy Kodeks Ochrony Statków i Urządzeń Portowych - ISPS (International Ship and Port Facility Security Code) i Statkowy System Alarmowania - SSAS (Ship Security Alert System) oraz także scharakteryzowano system AIS (Automated Information System) i System Identyfikacji i Śledzenia Dalekiego Zasięgu - LRIT (Long...

  • Security Assessment of a Turbo-Gas Power Plant

    Publikacja

    - Rok 2009

    Critical infrastructures are exposed to new threats due to the large number of vulnerabilities and architectural weaknesses introduced by the extensive use of information and communication technologies. This paper presents the results of an exhaustive security assessment for a turbo-gas power plant.

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