March 2025
Intermediate to advanced
542 pages
17h 2m
Portuguese (Portugal, Brazil)
Content preview from Aprender Kali Linux, 2ª Edição
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Capítulo 2. Noções básicas de testes de segurança de rede
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Os testes de segurança são um termo lato que significa muitas coisas diferentes. Muitas vezes, os testes de penetração são efectuados remotamente, através da rede. No entanto, nem todos os testes de segurança são testes de penetração. Por vezes, as equipas de desenvolvimento podem querer que as aplicações sejam testadas, incluindo as aplicações Web. Estas aplicações Web podem incluir uma série de serviços de rede. Por vezes, podes estar a testar não só aplicações em rede, mas também dispositivos. Tanto a aplicação como o dispositivo podem precisar de ser testados para garantir que conseguem lidar com diferentes tipos de tráfego ou mesmo com grandes volumes de tráfego.
Entender como as pilhas de protocolos de rede são definidas é essencial se quiseres realizar qualquer tipo de teste de segurança baseado em rede. Uma maneira de definir protocolos e, mais especificamente, suas interações, é usar o modelo Open Systems Interconnection (OSI). Usando o modelo OSI, podemos dividir as comunicações em diferentes elementos funcionais e ver claramente onde diferentes informações são adicionadas aos pacotes de rede à medida que são criados. Além disso, podes ver a interação de sistema para sistema entre os elementos funcionais.
Testes de stress não se trata apenas de gerar muito tráfego e enviá-lo para uma aplicação ...
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