Sudharna S

Cybersecurity Analyst with hands-on experience in VAPT, vulnerability assessment, and security operations. Skilled in web application, network security, and incident response. Proficient in Python and security tools, with practical experience in penetration testing and threat analysis.

Intern - Ethical Hacker, Intern (Oct 2025 - April 2026)

• Performed web and network penetration testing using Kali Linux to identify and remediate critical security vulnerabilities. • Leveraged Nmap, Burp Suite, and Metasploit to conduct comprehensive security assessments and exploit vulnerability vectors. • Developed PoC reports and collaborated on remediation efforts for identified security issues. • Organized and tracked project documentation on GitHub for team access. • Configured and maintained DHCP server scopes to ensure accurate IP address assignment across internal network segments. • Managed DNS records and zone files to maintain reliable domain name resolution for internal and external services. • Provided IT infrastructure support for hardware and software systems to minimize downtime and maintain operational continuity. • Monitored LAN/WAN connectivity to identify bottlenecks and maintain stable data transmission between office locations.

Intern - Network Security, Intern (2025-06 – 2025-07)

• Engineered network reconnaissance and vulnerability assessment with Nmap, OpenVAS, and Wireshark to identify security weaknesses. • Analyzed network traffic to detect anomalies and potential security threats. • Supported firewall and IDS/IPS tuning to minimize false positives in security alerts. • Collaborated on remediation by applying patches and verifying secure configurations. • Created documentation of SOPs and remediation processes to improve security monitoring and response. • Diagnosed and resolved network connectivity issues to maintain stable communication between security sensors and the central monitoring console. • Investigated latency and packet loss reports to identify root causes of connectivity issues within the internal network infrastructure. • Documented network operations procedures to standardize troubleshooting workflows and improve response times.

BSc in Cyber Security – Manonmaniam Sundaranar University (MSU) (2023-26)

Postgraduate Diploma in Computer Applications – KKCS Computer Education (2023-23)

12th in Computer Applications & Arts – JAIVABAI MGHSS (2022-23)