{"id":2142,"date":"2025-12-11T10:20:14","date_gmt":"2025-12-11T13:20:14","guid":{"rendered":"https:\/\/hackerrangers.siteup.dev\/?p=2142"},"modified":"2025-12-11T10:20:14","modified_gmt":"2025-12-11T13:20:14","slug":"how-to-ensure-the-security-of-privileged-users","status":"publish","type":"post","link":"https:\/\/hackerrangers.siteup.dev\/pt\/cybersecurity\/how-to-ensure-the-security-of-privileged-users\/","title":{"rendered":"Como garantir a seguran\u00e7a de usu\u00e1rios com alto n\u00edvel de privil\u00e9gios?"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Qualquer colaborador de qualquer empresa, sem exce\u00e7\u00f5es, pode ser v\u00edtima de um ataque cibern\u00e9tico. Os cibercriminosos miram desde os \u201cpeixes grandes\u201d, como <a href=\"https:\/\/hackerrangers.siteup.dev\/pt\/awareness\/c-level-support-to-an-awareness-program\/\">CEOs e outros membros da alta diretoria<\/a>, aos profissionais juniores \u2014 podendo elaborar, inclusive, uma invas\u00e3o atrav\u00e9s do m\u00e9todo de escalada de privil\u00e9gios. Mas\u2026 o trabalho dos agentes maliciosos fica muito mais f\u00e1cil caso eles consigam comprometer, logo de cara, uma identidade altamente privilegiada, n\u00e3o \u00e9 mesmo?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Quando falamos sobre redes e sistemas computacionais, o termo \u201cusu\u00e1rio privilegiado\u201d est\u00e1 relacionado ao indiv\u00edduo cuja conta (ou seja, credenciais) est\u00e1 configurada para ser capaz de aplicar altera\u00e7\u00f5es dr\u00e1sticas e profundas naquele ambiente. Isso inclui acessar documentos restritos, apagar arquivos, salvar documentos, mudar configura\u00e7\u00f5es e assim por diante. Como o pr\u00f3prio nome j\u00e1 deixa claro, quanto mais alto o privil\u00e9gio, maiores s\u00e3o as modifica\u00e7\u00f5es poss\u00edveis.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Esse usu\u00e1rio \u00e9 o alvo perfeito para os cibercriminosos. Afinal, caso o ator malicioso consiga comprometer as credenciais de um usu\u00e1rio privilegiado, poder\u00e1 navegar pelo ambiente computacional com o mesmo n\u00edvel de privil\u00e9gio, estando livre para roubar uma quantia ainda maior de informa\u00e7\u00f5es, abrir portas para futuros ataques, instalar scripts maliciosos, excluir bases de dados inteiras e ainda editar os logs (registros de atividades) para sair do sistema em quest\u00e3o sem deixar nenhum rastro.\u00a0<\/span><\/p>\n<h2><b>Cada um no seu quadrado<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Embora todos os colaboradores precisem se dedicar \u00e0 seguran\u00e7a cibern\u00e9tica e respeitar as boas pr\u00e1ticas de prote\u00e7\u00e3o de dados digitais, os usu\u00e1rios privilegiados precisam de uma blindagem adicional. Felizmente, seguindo algumas dicas, \u00e9 poss\u00edvel reduzir os riscos e impactos na ocasi\u00e3o de uma eventual tentativa de comprometimento de uma conta de alto privil\u00e9gio. Vale ressaltar que o usu\u00e1rio e a equipe de ciberseguran\u00e7a precisam trabalhar em conjunto para tal.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Em primeiro lugar, os administradores precisam diferenciar os conceitos de \u201cprivil\u00e9gio\u201d e \u201cocupa\u00e7\u00e3o\u201d (ou, como chamamos em ingl\u00eas, duty). N\u00e3o h\u00e1 problemas em ter v\u00e1rios usu\u00e1rios privilegiados em seu ambiente, mas, de acordo com sua fun\u00e7\u00e3o profissional, \u00e9 sensato configurar quais fun\u00e7\u00f5es cada um pode executar para concluir suas tarefas: ler, editar, apagar, executar e assim por diante. Dessa forma, garantimos que os diferentes usu\u00e1rios privilegiados s\u00f3 tenham privil\u00e9gios espec\u00edficos para a sua ocupa\u00e7\u00e3o no time.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00c9 interessante, tamb\u00e9m, investir na segmenta\u00e7\u00e3o de sistemas e redes. Digamos que a corpora\u00e7\u00e3o possui tr\u00eas servidores e cinco softwares-como-servi\u00e7o. Por qual motivo um usu\u00e1rio privilegiado precisa de altos privil\u00e9gios em todos esses ambientes, sendo que, no dia a dia, ele vai operar apenas os documentos do primeiro servidor e usar somente dois dos cinco softwares contratados? A segmenta\u00e7\u00e3o impede que um ataque se espalhe e facilita o seu isolamento.<\/span><\/p>\n<h2><b>A conscientiza\u00e7\u00e3o tamb\u00e9m ajuda!<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Existem muitos frameworks e solu\u00e7\u00f5es automatizadas espec\u00edficas para garantir um monitoramento mais eficaz de contas privilegiadas. Afinal, quando falamos de acessos de privil\u00e9gio, um dos maiores problemas \u00e9, justamente, a falta de visibilidade \u2014 ou seja, saber qual indiv\u00edduo pode fazer o que e onde.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Por\u00e9m, n\u00e3o podemos deixar de mencionar que os bons h\u00e1bitos de seguran\u00e7a cibern\u00e9tica tamb\u00e9m precisam, mais do que nunca, ser colocados em pr\u00e1tica por usu\u00e1rios privilegiados: usar senhas fortes e atualiz\u00e1-las periodicamente, n\u00e3o compartilh\u00e1-las, <a href=\"https:\/\/hackerrangers.siteup.dev\/pt\/cybersecurity\/using-borrowed-chargers-and-usb-cables-is-this-a-safe-habit\/\">n\u00e3o usar dispositivos USB desconhecidos<\/a> em m\u00e1quinas profissionais e assim por diante. Essas boas pr\u00e1ticas precisam ser refor\u00e7adas com um bom programa de conscientiza\u00e7\u00e3o em seguran\u00e7a da informa\u00e7\u00e3o!<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Any employee in any company, without exception, can fall victim to a cyberattack. Cybercriminals target everyone from the &#8220;big fish&#8221; like CEOs and other members of upper management, to junior professionals \u2013 and can even engineer an invasion through the privilege escalation method. However&#8230; things are much easier for the bad guys if they can [&hellip;]<\/p>\n","protected":false},"author":4009,"featured_media":2143,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"categories":[23],"tags":[64,96,113,118,119],"class_list":["post-2142","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cybersecurity","tag-cybersecurity","tag-cybersecurity-awareness-program","tag-information-security","tag-privileged-users","tag-security"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to ensure the security of privileged users | Hacker Rangers<\/title>\n<meta name=\"description\" content=\"Learn how to protect privileged users with access controls, segmentation, monitoring, and strong 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