Vasthupula Purnasai

Motivated M.Sc.

Digital

Forensics and Information Security student with hands-on experience in Microsoft 365 and Google Workspace security investigations through industry internship experience. Strong foundation in security monitoring, SIEM tools, digital forensics, threat detection, log analysis, and incident response, complemented by practical exposure to Business Email Compromise (BEC) investigations, Unified Audit Logs, mailbox rule analysis, and root cause analysis. Eager to leverage analytical thinking and problem-solving skills in an entry-level SOC, Incident Response, Digital Forensics role to strengthen an organization's cybersecurity posture.

Cyber Security Intern - Arete IR LLP

(2026-01 - 2026-07)

• Investigated Microsoft 365 Business Email Compromise (BEC) and Google Workspace incidents by analyzing authentication logs, email metadata, audit logs, and mailbox artifacts to determine attacker activity, root cause, and incident impact. Analysed Microsoft 365 Unified Audit Logs to identify suspicious user activities.
• Performed forensic analysis of Microsoft 365 Unified Audit Logs to identify unauthorized mailbox access, suspicious user activities, and potential account compromise.
• Investigated malicious mailbox rules, inbox forwarding, email headers, and message traces to determine phishing techniques and attacker persistence mechanisms.
• Conducted root cause analysis by correlating multiple evidence sources, documenting findings, and building investigation timelines.
• Assisted senior analysts in incident response, evidence collection, case documentation, and remediation recommendations.
• Validated suspicious login events, mailbox access, and configuration changes to accurately determine the scope and impact of security incidents.

Virtual Internship - CDAC Noida

(2025-01 - 2025-03)

• Completed training in ethical hacking and penetration testing.
• Gained hands-on experience dealing with real-time cyber threats.

Intern / Trainee - Clues Team Telangana Police

(2023-01 - 2023-03)

• Worked with the clues team, gaining knowledge about traditional crime scenarios such as theft, robbery, and assault. Experience working in team-based investigations.

M.Sc. - Digital Forensics and Information Security - National Forensic Sciences University (2024 - 2026)

B.Sc(Honours) - Digital Forensics - Malla Reddy University (2020 - 2024)

Intermediate - BPC - Sree Vaishnavi Junior College (2018 - 2020)

SSC - SSC Board of Telangana (2018 - 2018)