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Networking - Understanding of OSI model, Implemented Subnetting using CIDR, creation of VLAN's, Inter VLAN Routing, DHCP using DHCP Relay, ACL configuration.Wireshark - Analysis of captured packets and detected ARP spoofing, DDoS attacks using capture filters, Tcpdump, fwmonitor.PAN Firewall - Installation and Deployment of Standalone Firewall, Creating network objects to configure policies, Log analysis of firewall and audit logs to detect malware.Splunk with Enterprise Security - Onboarding logs from firewall and endpoint devices, Log Normalization of raw logs, Creation of correlation rules to detect attacks like brute force, port scan, virus, Generate incidents when such events occur.Terror Hunting – SIEM Alerts & correlation rules, Create a hypothesis for Threat Hunting, Threat Hunting Checklist.Windows Security- Creation of GPO, Security Hardening.Linux Security- User Management, Directory and File Permissions, Security Hardening.