LEONNES CYBERSECURITY
Speciality: Mobile (Android/iOS)
LEONNES CYBERSECURITY is a private cybersecurity company based in São Paulo, Brazil, with 6 employees and 16.7% growth. Specializing in cybersecurity solutions including penetration testing, red team, blue team, and cloud security, it helps organizations enhance system and data protection. The firm maintains a modest web presence with 1,630 monthly visits and a global rank of #9,551,633, focusing on advanced security services to defend against cyber threats.
ISO 27001: Information Security Management Certification
Origin
ISO 27001 was developed by the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC), and was first published in 2005. It evolved from the British Standard BS 7799-2, which was created in the late 1990s. The standard was developed in response to the growing need for organizations to systematically manage and protect sensitive information in an increasingly digital business environment. ISO 27001 has since been revised, with major updates released in 2013 and 2022 to address evolving cybersecurity threats and best practices.
Industry Value and Importance
ISO 27001 is globally recognized as the leading standard for information security management systems (ISMS) and is valued for providing a systematic, risk-based approach to protecting sensitive data. Organizations that achieve ISO 27001 certification demonstrate to clients, partners, and regulators that they have implemented comprehensive security controls and are committed to maintaining confidentiality, integrity, and availability of information. The certification is particularly important for organizations handling sensitive data, as it helps meet regulatory compliance requirements, reduces security incidents, builds customer trust, and often provides a competitive advantage in procurement processes where information security assurance is required.
OSCE Cybersecurity Certification
The Offensive Security Certified Expert (OSCE) certification was created by Offensive Security, the same organization behind the well-known OSCP certification and Kali Linux distribution. Originally launched in 2008, the OSCE was designed to validate advanced penetration testing skills, particularly in exploit development and creative attack techniques. The certification required candidates to complete the Cracking the Perimeter (CTP) course and pass a rigorous 48-hour hands-on exam. In 2020, Offensive Security retired the original OSCE and replaced it with OSCE³ (OSCE Cubed), which requires earning three separate expert-level certifications: OSEP, OSWE, and OSED.
The OSCE certification family is highly valued in the cybersecurity industry because it demonstrates advanced practical skills beyond basic penetration testing. Unlike multiple-choice exams, the hands-on testing format proves that holders can actually perform complex security assessments, develop custom exploits, and think creatively like real-world attackers. Employers recognize OSCE-certified professionals as possessing expert-level offensive security capabilities, making the certification particularly valuable for senior penetration testers, security researchers, and red team operators. The certification's difficulty and practical nature have established it as a respected credential that signifies true technical expertise rather than just theoretical knowledge.
Origin of the OSCP
The Offensive Security Certified Professional (OSCP) certification was created by Offensive Security, a company founded by Mati Aharoni and other security professionals in 2007. The certification was developed to address the gap between theoretical knowledge and practical penetration testing skills in the cybersecurity industry. Offensive Security designed the OSCP to be a hands-on, performance-based certification that requires candidates to demonstrate actual hacking skills in a controlled lab environment rather than simply answering multiple-choice questions.
Industry Value and Importance
The OSCP is highly valued in the cybersecurity industry because it proves that holders possess real-world penetration testing abilities. Unlike traditional certifications, the OSCP's 24-hour practical exam requires candidates to successfully compromise multiple machines in a simulated network environment and document their findings professionally. This hands-on approach has made it a gold standard for entry to intermediate-level penetration testers, and it's frequently requested or required by employers hiring for offensive security roles. The certification's difficulty and practical nature have earned it significant respect among security professionals and hiring managers.
OSWE Certification Overview
Origin
The Offensive Security Web Expert (OSWE) certification was created by Offensive Security, the cybersecurity training company behind Kali Linux and the renowned OSCP certification. Introduced in 2018, the OSWE was developed to address the growing need for professionals skilled in advanced web application security and source code review. The certification emerged from Offensive Security's commitment to hands-on, practical training that goes beyond surface-level vulnerability scanning to focus on understanding and exploiting complex web application logic flaws.
Industry Value
The OSWE is highly valued in the cybersecurity industry because it demonstrates an individual's ability to perform white-box web application penetration testing and identify security vulnerabilities through source code analysis. Unlike automated scanning tools, OSWE holders can manually review code in languages like JavaScript, Python, PHP, and Java to discover subtle security flaws that typically evade detection. This certification is particularly prized by organizations with mature security programs, penetration testing firms, and companies requiring deep application security expertise, as it validates practical skills through a challenging 48-hour hands-on exam that requires candidates to exploit real vulnerabilities in live applications.