Online in Navi Mumbai, IN

Sridhar
NexusSec.

Founder & Cybersecurity Architect. I design resilient pfSense infrastructures, manage advanced Home Labs, and perform WEBVAPT audits.

System Logs

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Founder & Architect

NexusSec

Established a cybersecurity firm specializing in Network Design and VAPT (Vulnerability Assessment & Penetration Testing).

Network Design VAPT
Present
Ongoing

Home Lab Architect

Self-Hosted Infrastructure

Managing a 3-node Dell R420 cluster infrastructure.
> Server 1: Sophos Firewall Core
> Server 2: Proxmox Main Node
> Server 3: High Availability (HA) Backup

3x Dell R420 Sophos FW Proxmox HA

Security Consultant

Previous Experience

Deployed enterprise firewall solutions including Sophos, FortiGate, and others. Conducted security audits and penetration testing.

Past

WEBVAPT & Audits

Web Application Vulnerability Assessments and Penetration Testing using Burp Suite and OWASP methodologies.

  • > Vulnerability Scans (Nessus)
  • > Code Review
  • > Compliance Reports

Network Architecture

Enterprise-grade router configuration with Multi-WAN failover, Load Balancing, and Site-to-Site VPNs.

  • > High Availability (HA)
  • > VLAN Segmentation
  • > SD-WAN Implementation

Server & Network Sec

Hardening of Linux/Windows servers and implementation of advanced firewall security policies (Sophos/FortiGate).

  • > Proxmox Virtualization
  • > TrueNAS Storage
  • > Intrusion Prevention (IPS)

./Certifications

Sophos Firewall
Certified Engineer
Verified
CCNA / CCNP
Cisco Systems
In Progress
CompTIA Security+
CompTIA
In Progress
CEH
EC-Council
In Progress

./Tech_Stack

Sophos / FortiGate / pfSense / SonicWall 98%
Proxmox & Virtualization 90%
Linux (RHEL, Ubuntu, Kali) 85%

Hardware & Tools

Dell PowerEdge Lenovo ThinkStation Raspberry Pi Burp Suite Metasploit Zabbix

Initialize Handshake

Ready to secure your infrastructure or discuss network architecture? Send an encrypted packet.

sridhar@nexussec.org
Navi Mumbai, IN