About Ras-IT

Ras-IT is a cybersecurity consulting company providing software security assessment solutions that support the lifecycle of building more secure systems, networks, websites, applications, and web services.

We are regional pioneers in a specialized segment of information security, offering penetration testing and vulnerability assessment services. Over the years, we have developed several internationally recognized scanning tools for security assessment and risk assessment processes—some of which became part of widely used Linux penetration testing distributions.

Team

Our core team consists of three seasoned penetration testers.

Dejan Levaja

A multi-skilled IT security expert with extensive experience designing, deploying, and maintaining IT security architectures and infrastructure. Experienced in manual and automated network and operating system penetration testing and vulnerability assessment. Capable of exploiting known vulnerabilities and discovering previously unknown (“zero day”) vulnerabilities.

Findings published on platforms such as SecurityFocus, Secunia, and CERT. Multiple awards for security testing results by Microsoft (USA). Creator of security tools included in many Linux penetration testing distributions.

Nikola Kojic

Web application security expert with 10+ years in penetration testing. Extensive experience in high-profile and high-risk web applications, enabling detection of security gaps where sophisticated tools may fail. Discovered and published vulnerabilities in both open-source and closed-source applications.

Multiple security testing awards by Microsoft, the U.S. Department of Defense, Yelp, Quora, Mail.ru, Adobe, Apple, and others.

Sergej Ljubojevic

Security specialist with 5+ years of experience across web, mobile, and cryptography-focused penetration testing. Proficient with Linux and Windows operating systems and Java programming.