02 // STACK

The toolbelt

Tools change. Fundamentals do not. Many vendors, layer by layer, and no loyalty to any of them beyond what works for you.

vendor-neutral, wide field of view

Many vendors, no allegiance. I recommend what fits your setup, budget, and team.

Years across many platforms mean I am not tied to one partner program. I compare the real options and tell you what each one costs you in money, effort, and lock-in.

Cloud and identity
MicrosoftAWSGoogle CloudCloudflare
Network and security
CiscoFortinetCheck PointAruba / HPEUbiquitiNetgate pfSense
Compute and storage
VMwareProxmoxHyper-V / Azure LocalNetAppLinuxDocker
Backup and protection
VeeamKeepitVeritasESETSophos

Six layers, hardware to AI

L6Automation and AI
  • PowerShell
  • Bash
  • Python
  • REST / Graph APIs
  • n8n
  • Git
  • AI agents
  • MCP servers
  • RAG / embeddings
  • Local LLMs
  • Claude / Codex tooling
  • LLM red teaming
L5Cloud
  • Microsoft Azure
  • Azure Arc
  • Microsoft 365
  • AWS
  • Google Cloud
  • Intune
  • Exchange Online
  • SharePoint
L4Identity and security
  • Entra ID
  • Active Directory
  • Conditional Access
  • Passkeys / FIDO2
  • PIM
  • Zero Trust
  • ZTNA
  • Cisco ISE
  • Security baselines
L3Network
  • Firewalls
  • Segmentation
  • NAC / 802.1X
  • IPsec / site-to-site VPN
  • VLANs
  • Routing
  • Load balancers
  • Wi-Fi
L2Virtualization and storage
  • VMware
  • Proxmox
  • Hyper-V
  • Hyper-V failover clustering
  • Azure Local (formerly Azure Stack HCI)
  • Storage Spaces Direct
  • Docker
  • SAN / NAS
  • Backup and replication
L1Infrastructure
  • Windows Server
  • Linux
  • Domain controllers
  • Rack, tower, and blade
  • Homelab
  • Open source
> ls --all ~/toolbeltfull arsenal, current and past
Storage
NetApp, IBM Storwize, HP 3PAR, JBOD / MegaRAID, Storage Spaces Direct
Servers
Rack, Tower, Blade, Windows Server, Linux
Switching and routing
Cisco, Aruba, HP, Netgate
Wi-Fi
Aruba, Aruba Central, Cisco, UniFi
Firewalls
pfSense, FortiGate, Cisco, Check Point
VPN, SDP, and ZTNA
IPsec / L2TP, OpenVPN, Cisco Secure Client (AnyConnect), WireGuard, Harmony SASE (Perimeter 81), Cloudflare One, Global Secure Access, Pangolin
Network access control
Cisco ISE, 802.1X, Posture, TrustSec
Load balancers
KEMP, Barracuda, Zevenet
Web and caching
Nginx, Apache, IIS, Varnish, Memcached, Cloudflare
Databases
MSSQL, MySQL, PostgreSQL, MaxScale clustering
Virtualization and HCI
VMware, Hyper-V, Hyper-V failover clustering, Azure Local (formerly Azure Stack HCI), Proxmox, Docker, WSL
Microsoft platform
Active Directory, Exchange, System Center, Entra ID, Intune
Cloud
Azure, Azure Arc, Microsoft 365, SharePoint, Exchange Online Protection, eDiscovery, AWS, Route 53 migrations, Google Cloud
Backup
Veeam, Keepit, Altaro, Veritas, IBM TSM, Ahsay
Endpoint security
Microsoft Defender for Endpoint, ESET, Heimdal, F-Secure, Webroot
Mail security
DMARC, Sophos, Vipre, Exchange Online Protection
Monitoring and SIEM
PRTG, RMM platforms, Microsoft Sentinel, Defender XDR
VoIP
Asterisk, FreeSWITCH
AI and agents
Claude Code, OpenAI Codex, Microsoft 365 Copilot, Open-source coding agents, MCP, llama.cpp, Qwen / Devstral / Gemma, Embeddings and RAG, n8n, garak, promptfoo
Languages
PowerShell, Python, PHP, Perl, C#, Java, Ruby, JavaScript, SQL, Bash
Also
SEO, Web analytics

35 years of layers. Still adding more.

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noerdar@shell:~/stack$