Rafsan Mahmud
SOC Analyst Tier I
204 Ontario Street,Toronto
Summary
Detail-oriented team player with strong organizational skills. Ability to handle multiple projects simultaneously with a high degree of accuracy.
Overview
7
7
years of professional experience
3
3
Certifications
Work History
SOC Analyst Tier 1 (Intern)
Ajs Web Designs
01.2023 - 12.2023
- Front line responder for offenses and alerts in a 24/7 shift base role.
- Monitoring of alerts over SIEM and EDR while in depth correlated analysis on Trend Micro suit
- Identification of gaps in logging and writing logging baseline documents.
- Implemented automated tools for continuous monitoring of system logs using proxySG,RSA Netwitness and wireshark, reducing manual efforts by the team.
- Maintained accurate documentation of all SOC activities, facilitating knowledge sharing across the organization.
- Utilizing open-source intelligence tools to investigate and recommend appropriate blocking for malicious phishing emails, domains, and IPs, while analyzing an average of 350-450 suspicious emails daily through tills such as Proofpoint
Web Security Analyst
Fiverr (Level 2 Seller)
01.2017 - 01.2023
- Improved application security by conducting regular vulnerability assessments and penetration testing.
- Mitigated potential risks by identifying, analyzing, and addressing vulnerabilities in applications and networks.
- Optimized performance of security tools through regular tuning, configuration adjustments, and updates based on changing threat landscape.
- Triaged and analyzed potential vulnerabilities discovered within open-source dependencies.
- Conducted security audits to identify vulnerabilities.
- Used research to verify or disqualify potential vulnerabilities.
IT Help Desk Officer
ARDB Corporation
10.2019 - 12.2021
- Researched product and issue resolution tactics to address customer concerns.
- Enhanced customer satisfaction by resolving technical issues in timely and efficient manner.
- Responded promptly to incoming sales leads and requests for technical support.
- Documented support interactions for future reference.
- Provided remote support to users across multiple locations, demonstrating flexibility and adaptability in problem solving.
Education
Postgraduate Degree Diploma - Cyber Security
Loyalist College
Belleville, ON 01.2022 - 04.2023
Bachelor's Degree, Computer Science & Engineering - Computer Engineering
North South University
Dhaka,Bangladesh 01.2015 - 01.2019
Skills
Investigations
Threat analysis
SOC
IT infrastructure
Web-based resources
Incident Investigations
Helpdesk
Triage
Cybersecurity
Networking
Network Security
Metasploit
Willingness to learn
Incident Response
Certification
CompTia Security+
Timeline
SOC Level 1, Try Hack Me
12-2023
Practical Junior Penetration Testing, TCM Security, Aug 2023
08-2023
CompTia Security+
06-2023
SOC Analyst Tier 1 (Intern)
Ajs Web Designs
01.2023 - 12.2023
IT Help Desk Officer
ARDB Corporation
10.2019 - 12.2021
Web Security Analyst
Fiverr (Level 2 Seller)
01.2017 - 01.2023
Bachelor's Degree, Computer Science & Engineering - Computer Engineering
North South University
01.2015 - 01.2019
Postgraduate Degree Diploma - Cyber Security
Loyalist College
01.2022 - 04.2023