Larry W. Harvey

Security Advisory Consultant | Incident & Crisis Readiness | Cloud Security Engineering

Security Advisory Consultant specializing in incident and crisis readiness for enterprise healthcare organizations. Proven program owner delivering executive-level tabletop exercises, incident response program design, and NIST-aligned readiness assessments across complex, regulated environments. Trusted advisor to C-suite, legal, compliance, and IT leadership, translating cyber risk into operational, regulatory, and business impact decisions. Rapid career progression from military/fire rescue to cybersecurity, achieving Employee of the Quarter in first year.

CISSP CCSP CySA+ Security+ GCFE (In Progress)
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7 Production Systems

🔍 Threat Intelligence Integration

Multi-source threat intel platform with automated IOC enrichment integrated into SOC infrastructure.

⚡ 60% time savings
📉 40% FP reduction
🔎 2.3M IOCs indexed
📊 50K queries/day

Tech: VirusTotal, AbuseIPDB, AlienVault OTX, Hybrid Analysis, Elasticsearch, Logstash, Python

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🛡️ Enterprise SOC Infrastructure

Full-stack security monitoring platform with ELK Stack, Suricata IDS, Zeek NSM, and Velociraptor EDR.

📊 42M+ indexed events
⚡ 1.4M events/day
🎯 99.9% uptime
💾 25.8GB indexed data

Tech: Elasticsearch, Logstash, Kibana, Suricata, Zeek, Velociraptor, Python, AMD ROCm

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🔍 DNS Behavioral Monitoring

Real-time DNS threat detection using DGA analysis, tunneling detection, and behavioral scoring.

🎯 Real-time processing
📉 <5% false positive rate
🔔 Pushover alerting
📊 ELK integration

Tech: Python, Zeek, Elasticsearch, Behavioral Analysis, Threat Intelligence

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🤖 Automated Report Generation

AI-powered system reducing client deliverable creation time by 95% using local LLMs.

⏱️ 4-8 hours → 3-20 minutes
📈 10x capacity increase
📄 TTX & IR assessments
🎯 Client-ready output

Tech: Ollama, Llama3.1, Python, python-docx, RAG, Template Engineering

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🎤 Local Speech-to-Text

Privacy-focused transcription system using Whisper AI with GPU acceleration for secure dictation.

🔒 100% local processing
⚡ 3-5 second transcription
🎯 95%+ accuracy
🌐 Browser integration

Tech: OpenAI Whisper, AMD ROCm, Python, WebSocket, JavaScript, Browser Extensions

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🔒 Network Security Architecture

Defense-in-depth network with Firewalla Gold Pro, multi-VLAN segmentation, and comprehensive threat prevention.

🛡️ 877K+ blocked flows/day
📊 2.1M flow records/day
⚡ 99.98% uptime
🌐 5 VLANs configured

Tech: Firewalla Gold Pro, VLANs, IDS/IPS, Threat Intelligence, NetFlow, Python

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🤖 AI-Enhanced Security Analysis

Local LLM infrastructure with RAG system for automated log analysis, threat research, and incident response.

⚡ 60% time savings
📉 35% FP reduction
🔒 100% local/private
🎯 95%+ accuracy

Tech: Ollama, Mixtral 8x7B, RAG, ChromaDB, AMD ROCm, Python, MITRE ATT&CK

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🏢 Business Infrastructure Platform

Self-hosted business infrastructure with zero-trust architecture, automated lead generation, and enterprise-grade security on SMB budget. Demonstrates cloud security, automation, and cost optimization.

💰 $0/month hosting
🔒 Zero-trust architecture
🎯 6 lead gen templates
⚡ Multi-domain Cloudflare Tunnel

Tech: Cloudflare Tunnel, Nginx, Python, Ubuntu 24, DNS Management

Live Site: seriouslycyber.com