{"id":3690,"date":"2026-06-09T12:01:28","date_gmt":"2026-06-09T15:01:28","guid":{"rendered":"https:\/\/www.actar.com.br\/what-is-pentest-how-penetration-testing-protects-your-company\/"},"modified":"2026-06-09T12:01:28","modified_gmt":"2026-06-09T15:01:28","slug":"what-is-pentest-how-penetration-testing-protects-your-company","status":"publish","type":"post","link":"https:\/\/www.actar.com.br\/en\/what-is-pentest-how-penetration-testing-protects-your-company\/","title":{"rendered":"What is pentest: how penetration testing protects your company"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Na era digital atual, a seguran\u00e7a da informa\u00e7\u00e3o \u00e9 um dos maiores desafios para empresas de todos os portes e setores. Com o avan\u00e7o das tecnologias, as <\/span><a href=\"https:\/\/www.actar.com.br\/en\/cyberattacks-what-they-are-main-types-and-how-to-protect-your-company\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">amea\u00e7as cibern\u00e9ticas<\/span><\/a><span style=\"font-weight: 400;\"> tamb\u00e9m se tornam cada vez mais sofisticadas, colocando em risco dados sens\u00edveis, opera\u00e7\u00f5es e a reputa\u00e7\u00e3o das organiza\u00e7\u00f5es.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Diante desse cen\u00e1rio, entender como proteger a infraestrutura tecnol\u00f3gica \u00e9 fundamental para manter a continuidade dos neg\u00f3cios e a confian\u00e7a dos clientes. Uma das pr\u00e1ticas mais eficazes para isso \u00e9 o <\/span><b>pentest<\/b><span style=\"font-weight: 400;\">, ou teste de intrus\u00e3o, que vai al\u00e9m das defesas tradicionais ao identificar ativamente vulnerabilidades que podem ser exploradas por atacantes.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Neste artigo, vamos explicar o que \u00e9 pentest, como ele funciona, por que \u00e9 essencial e como a <\/span><a href=\"https:\/\/www.actar.com.br\/en\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">ACTAR<\/span><\/a><span style=\"font-weight: 400;\"> pode ajudar sua empresa a se preparar contra amea\u00e7as cibern\u00e9ticas.<\/span><\/p>\n<h2><b>O que \u00e9 pentest e para que serve?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Pentest, abrevia\u00e7\u00e3o de penetration test, significa literalmente teste de penetra\u00e7\u00e3o ou teste de intrus\u00e3o. Essa pr\u00e1tica consiste em simular ataques cibern\u00e9ticos autorizados a sistemas, redes e aplicativos com o objetivo de identificar brechas de seguran\u00e7a que possam ser exploradas por invasores.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ao realizar um pentest, especialistas atuam como hackers \u00e9ticos, utilizando t\u00e9cnicas avan\u00e7adas, ferramentas e metodologias para avaliar a resist\u00eancia do ambiente tecnol\u00f3gico da empresa.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">O objetivo \u00e9 revelar vulnerabilidades antes que agentes maliciosos possam encontr\u00e1-las e explo\u00e1-las. Trata-se de um processo proativo que permite corrigir falhas, fortalecer controles e reduzir significativamente os riscos de incidentes como vazamentos de dados, fraudes, interrup\u00e7\u00f5es operacionais e danos \u00e0 reputa\u00e7\u00e3o corporativa.<\/span><\/p>\n<h3><b>Import\u00e2ncia da seguran\u00e7a proativa na prote\u00e7\u00e3o da infraestrutura empresarial<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">No ambiente digital din\u00e2mico e amea\u00e7ador de hoje, espera-se que as organiza\u00e7\u00f5es adotem uma postura de seguran\u00e7a proativa. Isso significa antecipar os riscos, identificar falhas e agir antes que uma viola\u00e7\u00e3o aconte\u00e7a, ao inv\u00e9s de apenas reagir a incidentes j\u00e1 ocorridos. O pentest \u00e9 a principal ferramenta que possibilita essa postura.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Por meio da simula\u00e7\u00e3o realista de ataques, o pentest permite que as empresas descubram vulnerabilidades ocultas que solu\u00e7\u00f5es automatizadas podem n\u00e3o detectar. Al\u00e9m disso, ele valida se as defesas implementadas, como firewalls, sistemas de detec\u00e7\u00e3o, autentica\u00e7\u00e3o multifator e pol\u00edticas internas, s\u00e3o realmente eficazes contra amea\u00e7as sofisticadas.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Essa abordagem reduz as chances de surpresas desagrad\u00e1veis e minimiza os impactos financeiros, legais e de imagem.<\/span><\/p>\n<h2><b>Quais s\u00e3o os tipos de pentest?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Existem diferentes tipos de pentest, cada um focado em aspectos espec\u00edficos da infraestrutura, alinhados \u00e0s necessidades da empresa. A ACTAR realiza os seguintes pentests:<\/span><\/p>\n<h3><b>Pentest em Rede Externa<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Avalia sistemas e servi\u00e7os expostos \u00e0 internet, como websites, APIs, VPNs e servidores de e-mail, buscando vulnerabilidades que possam ser exploradas por atacantes externos. Esse teste verifica configura\u00e7\u00f5es inseguras, falhas de autentica\u00e7\u00e3o e exposi\u00e7\u00e3o inapropriada de servi\u00e7os.<\/span><\/p>\n<h3><b>Pentest em Aplica\u00e7\u00f5es Web<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Voltado para sistemas web, como e-commerces, portais e sistemas corporativos, este teste verifica falhas no c\u00f3digo, l\u00f3gica de neg\u00f3cio e mecanismos de autentica\u00e7\u00e3o, como SQL Injection, XSS, CSRF e controles de acesso inadequados.<\/span><\/p>\n<h3><b>Pentest em Rede Interna<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Simula ataques originados dentro da rede da empresa, provenientes de dispositivos comprometidos, usu\u00e1rios maliciosos ou amea\u00e7as internas. Avalia movimenta\u00e7\u00e3o lateral, escalonamento de privil\u00e9gios, explora\u00e7\u00e3o de senhas fracas e seguran\u00e7a de servidores internos.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Cada tipo corresponde a um vetor de ataque comum e oferece insights valiosos para fortalecer diferentes camadas da seguran\u00e7a.<\/span><\/p>\n<h2><b>Diferen\u00e7a entre pentest e outras pr\u00e1ticas de seguran\u00e7a<\/b><\/h2>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-1474 size-full\" src=\"https:\/\/www.actar.com.br\/wp-content\/uploads\/2025\/10\/ACTAR2-1.jpg\" alt=\"An abstract 3D visualization of cybersecurity and pentesting. A central computer chip with a glowing padlock symbolizes security, surrounded by data blocks.\" width=\"800\" height=\"450\" srcset=\"https:\/\/www.actar.com.br\/wp-content\/uploads\/2025\/10\/ACTAR2-1.jpg 800w, https:\/\/www.actar.com.br\/wp-content\/uploads\/2025\/10\/ACTAR2-1-300x169.jpg 300w, https:\/\/www.actar.com.br\/wp-content\/uploads\/2025\/10\/ACTAR2-1-768x432.jpg 768w, https:\/\/www.actar.com.br\/wp-content\/uploads\/2025\/10\/ACTAR2-1-448x252.jpg 448w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Although pentest is an increasingly common term, it is important to distinguish it from other cybersecurity practices such as vulnerability analysis and audits.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Vulnerability Analysis: <\/b><span style=\"font-weight: 400;\">An automated scan that identifies potential flaws but does not exploit them to confirm actual risks. While useful for triage, it does not replace pentest.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Security Audit: <\/b><span style=\"font-weight: 400;\">Evaluates compliance with policies, processes, and regulations but does not necessarily test the practical exploitation of vulnerabilities.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Pentest: <\/b><span style=\"font-weight: 400;\">Combines manual and automated techniques, exploiting vulnerabilities with the mindset of a real attacker. This approach provides a more accurate, risk-oriented diagnosis.<\/span><\/li>\n<\/ul>\n<h2><b>Who performs pentest?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Pentest is a technical activity performed by specialized professionals known as pentesters or intrusion testers. They hold industry-recognized certifications (such as OSCP, CEH, and CPT) and have hands-on experience in cybersecurity, networking, programming, and vulnerability analysis.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">At ACTAR, we have a highly qualified team that combines technical expertise with rigorous methodologies, ensuring reliable, secure, and client-contextualized testing.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Beyond technical knowledge, the team maintains absolute ethics and confidentiality regarding all information accessed during the test.<\/span><\/p>\n<h2><b>How does pentest work?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">The pentest conducted by ACTAR follows a structured process that includes:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Planning and scope definition: <\/b><span style=\"font-weight: 400;\">Establishing objectives, systems, and test boundaries together with the company to ensure alignment and safety.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Information gathering: <\/b><span style=\"font-weight: 400;\">Collecting public data (such as DNS, IPs, and social media information) and technical data about the target environment.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Scanning and identification: <\/b><span style=\"font-weight: 400;\">Mapping ports, services, operating systems, and potential vulnerabilities.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Exploitation of flaws: <\/b><span style=\"font-weight: 400;\">Practical tests to verify whether vulnerabilities can be effectively exploited by an attacker.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Post-exploitation: <\/b><span style=\"font-weight: 400;\">Assessment of potential impact, such as access to sensitive data, lateral movement within the network, and privilege escalation.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Detailed report: <\/b><span style=\"font-weight: 400;\">Documentation of identified vulnerabilities, proof of exploitation, associated risks, and practical remediation recommendations.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Retest: <\/b><span style=\"font-weight: 400;\">Optional, to validate whether vulnerabilities have been successfully remediated.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">All stages are conducted with technical rigor and care to minimize operational impact, maintaining transparent communication and technical support for the company.<\/span><\/p>\n<h2><b>Why is pentest essential?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Pentest is essential because it:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Identifies real, exploitable vulnerabilities that other tools fail to detect.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Evaluates the effectiveness of existing security defenses and configurations.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Helps the company comply with legal and regulatory requirements, avoiding fines and sanctions.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Protects reputation by preventing data breaches and attacks that could undermine customer trust.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Minimizes financial risks related to incidents, operational losses, and recovery costs.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Educates internal teams about attacker tactics and the defensive measures required.<\/span><\/li>\n<\/ol>\n<h2><b>When and how to apply a pentest?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">The right time to conduct a pentest depends on the company\u2019s specific environment and needs, but several situations call for it:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Before the launch of new systems or applications.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">After major infrastructure changes or updates.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Following security incidents or suspected intrusions.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">To meet contractual or regulatory requirements.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">As part of the company\u2019s ongoing security routine.<\/span><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><span style=\"font-weight: 400;\">Do not wait for an attack to happen. <\/span><a href=\"https:\/\/www.actar.com.br\/en\/servicos-2\/\" target=\"_blank\" rel=\"noopener\"><span style=\"font-weight: 400;\">Schedule a pentest with ACTAR and strengthen your security today<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h2><b>Benefits of choosing ACTAR for your pentest<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Choosing ACTAR means opting for:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">A certified and experienced technical team.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Recognized and up-to-date methodologies.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Clear, action-oriented reports.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Personalized service focused on the client\u2019s specific needs.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Commitment to ethics, confidentiality, and security throughout the entire process.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Support for vulnerability mitigation.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Integration of pentests with other ACTAR portfolio solutions, reinforcing security without conflicts.<\/span><\/li>\n<\/ul>\n<h2><b>Conclusion<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Pentest is an essential tool for any company that wants to protect its digital infrastructure against real threats. It is through penetration testing that vulnerabilities are proactively identified, enabling corrections before damage occurs.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">ACTAR, with its expertise and infrastructure, is a national reference in pentest services, offering personalized, high-quality solutions. Count on us to strengthen your company\u2019s security and ensure peace of mind in an increasingly digital and challenging world.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Protect your assets, your data, and your reputation. <\/span><strong><a href=\"https:\/\/www.actar.com.br\/contato\/\" target=\"_blank\" rel=\"noopener\">Run a pentest with ACTAR<\/a><\/strong><span style=\"font-weight: 400;\">!<\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Na era digital atual, a seguran\u00e7a da informa\u00e7\u00e3o \u00e9 um dos maiores desafios para empresas de todos os portes e setores. Com o avan\u00e7o das tecnologias, as amea\u00e7as cibern\u00e9ticas tamb\u00e9m se tornam cada vez mais sofisticadas, colocando em risco dados sens\u00edveis, opera\u00e7\u00f5es e a reputa\u00e7\u00e3o das organiza\u00e7\u00f5es. Diante desse cen\u00e1rio, entender como proteger a infraestrutura [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[108],"tags":[],"class_list":["post-3690","post","type-post","status-publish","format-standard","hentry","category-cyber-strategy"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What is pentest: the importance of penetration testing in your company<\/title>\n<meta name=\"description\" content=\"Discover what pentest is, how it works, and why it is essential for validating your company\u2019s security posture. 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