Zakaria Gure

Cyber Security Analyst @JPMorganChase

Columbus, OH, US

Conducted regular firewall rule reviews to ensure compliance, eliminate redundancies, and enhance security. Optimized access control lists (ACLs) and reduced unnecessary open ports to minimize attack surfaces while maintaining business continuity- Evaluated risks through network configuration analysis, security policy reviews, and vulnerability assessments to prevent cyber threats before they materialized. Implemented proactive risk mitigation strategies to strengthen the organization\'s security posture- Audited open ports and active services to prevent unauthorized access. Performed routine port scans, reviewed configurations, and collaborated with teams to decommission unnecessary services, reducing network exposure- Contributed to the integration of Zero Trust policies into the security framework. Enforced strict authentication and least privilege access to ensure that only authorized IP addresses and devices gained access to critical systems- Aligned security policies with organizational goals by working closely with stakeholders to ensure compliance while maintaining operational efficiency. Strengthened security awareness and fostered a culture of cybersecurity within the organization- Utilized a ticketing system to handle the volume of requests made for changes in the firewall for specific locations.