Linux administrator and security analyst

About me

I am PenguinCoder.

As a systems administrator with a focus on security, I have a passion for open source and the Linux platform. I have experience with many aspects related to Information Technology, including devops, networking, and security concepts. My primary skills and knowledge are in Linux administration and information security.

Analytical experience

  • Familiar with and able to use many open source security/analysis tools
    • OSSEC, OpenVas, WireShark/TShark, Snort/Suricata, EnCase
  • Vulnerability analysis, computer/network forensics and signature development
  • Malware analysis, pcap analysis, anomaly detection, IDS/log reviewing

Linux skills

  • Proficient in Linux administration on RHEL, CentOS, Debian and Ubuntu systems
  • Qemu/KVM virtualization
  • Extensive firewall (IPTables/firewall-cmd) and networking experience
  • Scripting ability with bash, perl, python

Networking concepts

  • Network security experience utilizing Linux as firewalls and routers, VPN, Cisco and Sonicwall devices
  • Knowledge of common networking protocols and ports including TCPDUMP/PCAP analysis
  • Installation, configuration and administration of Cisco network infrastructure