├── Network Security Roadmap
│
│ ├── Foundations
│ │ ├── Networking Basics (TCP/IP, OSI Model, DNS)
│ │ ├── Network Devices (Router, Switch, Firewall)
│ │ ├── Subnetting & IP Addressing
│ │ └── Operating Systems (Linux, Windows)
│
│ ├── Security Fundamentals
│ │ ├── CIA Triad (Confidentiality, Integrity, Availability)
│ │ ├── Security Protocols (SSL/TLS, IPsec, HTTPS)
│ │ ├── Authentication & Access Control
│ │ └── Cryptography Basics
│
│ ├── Network Defense
│ │ ├── Firewall Configuration (pfSense, Cisco ASA)
│ │ ├── IDS/IPS Systems (Snort, Suricata)
│ │ ├── VPN Setup & Security
│ │ └── Wireless Network Security (WPA2, EAP)
│
│ ├── Monitoring & Analysis
│ │ ├── Packet Analysis (Wireshark, tcpdump)
│ │ ├── SIEM Tools (Splunk, ELK Stack)
│ │ ├── Log Analysis & Event Correlation
│ │ └── Network Behavior Anomaly Detection
│
│ ├── Vulnerability Management
│ │ ├── Network Scanning (Nmap, Nessus)
│ │ ├── Patch Management
│ │ ├── Penetration Testing Basics
│ │ └── Exploit Frameworks (Metasploit)
│
│ ├── Incident Response & Forensics
│ │ ├── Incident Handling Procedures
│ │ ├── Evidence Collection & Chain of Custody
│ │ ├── Memory & Disk Forensics
│ │ └── Malware Analysis & Reverse Engineering
│
│ ├── Compliance & Governance
│ │ ├── Security Policies & Procedures
│ │ ├── Risk Assessment & Management
│ │ ├── Standards (ISO 27001, NIST, PCI-DSS)
│ │ └── Audit & Reporting
│
│ ├── Certifications
│ │ ├── CompTIA Security+
│ │ ├── Cisco CCNA Security / CyberOps
│ │ ├── CEH (Certified Ethical Hacker)
│ │ ├── CISSP (Certified Information Systems Security Professional)
│ │ └── GSEC / GCIA / GPEN (SANS GIAC)
│
│ └── Continuous Learning
│ ├── Cybersecurity Blogs & News (KrebsOnSecurity, ThreatPost)
│ ├── GitHub Projects & Labs
│ ├── Capture The Flag (CTF) Challenges
│ └── Security Conferences (Black Hat, DEF CON, BSides)

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