March 2025
Intermediate to advanced
362 pages
11h 1m
Portuguese (Portugal, Brazil)
Content preview from Manual de Segurança Defensiva, 2ª Edição
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Capítulo 20. OSINT e Purple Teaming
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Já alguma vez viste um treino de uma equipa desportiva? Tens a tua equipa principal e depois há uma equipa de "treino" que joga contra eles. Não se trata de ganhar ou perder, mas sim de aperfeiçoar competências, descobrir pontos fracos e preparar-se para jogos reais. Agora, imagina algo semelhante, mas no mundo da cibersegurança. É aí que entra em jogo o purple teaming.
Imagina a equipa de operações de segurança da tua empresa como a equipa principal, vestida de azul (a equipa azul). Agora, em vez de uma equipa de scrimmage , tens uma equipa vermelha que finge ser um cibercriminoso a tentar encontrar brechas nas tuas defesas cibernéticas. Este é frequentemente um exercício contínuo, pelo que difere um pouco de um teste de penetração, que é normalmente realizado num período de tempo definido com um âmbito definido de sistemas a atacar.
O purple teaming - onde o vermelho encontra o azul - é como um jogo amigável entre a equipa vermelha (atacantes simulados) e a equipa azul (os defensores). Só que não estamos a jogar futebol ou basquetebol; o campo é a segurança da tua organização. É um processo de aprendizagem constante, com os defensores a tentarem perceber as estratégias dos atacantes e os atacantes a tentarem perceber o que estão a enfrentar. É como um ensaio geral sem fim para um potencial ciberataque. Parece intenso, não ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.