Public Key Infrastructure
Mostrando 1-12 de 19 artigos, teses e dissertações.
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1. Doenças tropicais negligenciadas: uma nova era de desafios e oportunidades
In an article recently published in Química Nova, entitled "Chemistry Without Borders" ("Química Sem Fronteiras") [Pinto, A. C.; Zucco, C.; Galembeck, F.; Andrade, J. B.; Vieira, P. C. Quim. Nova 2012, 35, 2092], the authors highlighted the important aspects of science and technology with special emphasis on the field of Chemistry and its contributions tow
Quím. Nova. Publicado em: 2013
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2. Incentivos para atraer y retener personal de salud de zonas rurales del Perú: un estudio cualitativo
The study aimed to identify the main incentives for attracting and retaining health workers in rural and remote health facilities in Ayacucho, Peru. In-depth interviews were performed with 80 physicians, obstetricians, nurses, and nurse technicians in the poorest areas (20 per group), plus 11 health managers. Ayacucho lacks systematic policies for attracting
Cadernos de Saúde Pública. Publicado em: 2012-04
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3. Propostas de diretrizes para os sistemas de coleta seletiva de municípios de pequeno porte consorciados
City managers have always encountered difficulties in managing solid waste generated. Issues that come up against both, the environmentally correct destination and the reuse of the recyclable fraction available. It should be noted that the end of the waste life cycle in most cases was the "sanitary landfills", leaving it out of the cycle. Starting from econo
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 25/02/2010
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4. Modernização dos processos de auditoria e fiscalizaçao da ICP Brasil
A Infraestrutura de Chaves Públicas Brasileira é um conjunto de técnicas, arquiteturas, organização, práticas e procedimentos, definidos pelas organizações governamentais e privadas brasileiras que suportam, em conjunto, a implementação e a operação de um sistema de certificação. O produto das organizações que formam essa estrutura é o certi
Publicado em: 2010
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5. Crescimento regional : proposta e análise aplicada ao Brasil
This thesis proposes a new approach for Brazilian regional analysis. This study develops a basic dynamic growth model with factors mobility and its extensions in order to endogenize the total factor productivity (TFP) based on recent studies of economic development. The first chapter develops the basic model for regional growth analysis. It is considered an
Publicado em: 2009
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6. Segurança para o sistema brasileiro de televisão digital: contribuições à proteção de direitos autorais e à autenticação de aplicativos. / Security on brazilian digital television system: contributions to the digital rights protection and to applications authentication.
In Brazil, the television system is considered an important source of communication and entertainment. The Brazilian digital transmissions started on December 2007 and first offered functionalities were the high definition, mobility and portability. In a later moment other functionalities will be added: multiprogramming (more than one service per channel) an
Publicado em: 2009
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7. The category of public sphere by Jurgen Habermas / A categoria de esfera publica em Jurgen Habermas
The present thesis has the objective to do a reconstructive reading of a fundamental theme explored by Jürgen Habermas: the category of ?public sphere?. It is examined in context of the passage between the theoretical universe of Strukturwandel der Öffentlichkeit (1962) and Theorie des kommunikativen Handelns (1981) in relation to that one of Faktizität u
Publicado em: 2007
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8. Analysis of legal-technological elements that compose the certifyd digital signature for the infrastructure of public keys of Brazil (ICP-Brasil). / Análise de elementos jurídico-tecnológicos que compõem a assinatura digital certificada digitalmente pela Infra-estrutura da Chaves Públicas do Brasil (ICP-Brasil).
Este trabalho faz uma análise crítica dos elementos jurídicos-tecnológicos de uma assinatura digital certificada digitalmente. O primeiro aspecto a ser abordado advém da verificação da competência para o desenvolvimento da atividade de certificação, em decorrência da natureza jurídica do certificado digital. Consoante se verificou, o certificado
Publicado em: 2007
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9. Estrategias de garantia da segurança e o abastecimento de carne bovina para restaurantes comerciais no municipio de Campinas, SP. / Strategies of safety ensurement and beef supply for commercial restaurantes in the city of Campinas, SP.
Eating away from home has been a frequent habit in the current life style mainly in the great urban centers. The commercial restaurants have represented the most frequent form of attendance of this demand encompassing a sector whose adoption of standards to guarantee the safety of food has meant an emergent public health necessity. The use of great amounts a
Publicado em: 2007
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10. MYGSI-uma proposta de seguranÃa para grades peer-to-peer / MYGSI a proposal of security for peer-to-peer gird
MyGSI is a proposal of security architecture for peer-to-peer grid environments. MyGSI uses authentication mechanisms, access control and delegation of access rights. MyGSI allows the exchange of information in secure mode, and is composed of three modules: MyAuth, MyAC and MyDel. MyAuth uses public key infrastructure to deal with authentication. MyAC deals
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 09/10/2006
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11. "Proposal for encryption and signature schemes under certificateless public key cryptography model" / "Proposta de esquemas de criptografia e de assinatura sob modelo de criptografia de chave pública sem certificado"
Under the model of Identity Based Cryptography (ID-PKC), the public key can be the user s identity, therefore it does not require a Public Key Infrastructure (PKI) with its complex management of Digital Certificates. On the other hand, this system requires a Private Key Generator (PKG), a trusted authority who is in possession of a master key and can generat
Publicado em: 2006
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12. Infra-estrutura de chaves públicas brasileira (ICP - BRASIL) e a formação do estado eletrônico
Why did an electronic government arise in Brazil? Looking for answering this question, a case study approach was applied. This research belongs to Science and Technology Sociology field and, in this perspective I examined which technology had appeared most in Brazilian electronic government regulation. Then, I came across Brazilian Public Key Infrastructure
Publicado em: 2006