# {IT} — Igor Tkanov

> Igor Tkanov — software developer, network and security professional (CISSP), tinkerer — sharing interesting and occasionally useful things from across the world of technology.

Index of this site's content for LLM and AI agents. Links resolve to the canonical HTML pages. All content is © its author; see each page for terms.

## Posts

- [The 1M context window, and what it actually costs you 💸](https://igortkanov.com/1m-context-window-what-it-costs-you/): 
- [STATUS.md: a shared file for multi-agent work](https://igortkanov.com/status-md-for-multi-agent-work/): 
- [How I spent a weekend reinventing a 50-cent chip](https://igortkanov.com/optocouplers/): 
- [DIY Bluetooth Kobo page-turner remote with ESP32 and Lilka](https://igortkanov.com/lilka-kobo-page-turner-remote-esp32-ble/): 
- [A minimal LLM Ops stack with tracing and model costs](https://igortkanov.com/minimal-llm-ops-stack-with-tracing-and-model-costs-langfuse/): 
- [RAG: A (mostly) no-buzzword explanation](https://igortkanov.com/rag-a-no-buzzword-explanation/): 
- [Unikernels, without the marketing](https://igortkanov.com/unikernels-without-the-marketing/): 
- [When speed becomes strategy 💨](https://igortkanov.com/when-speed-becomes-strategy/): 
- [Solving the Openfire Lab Blue team challenge](https://igortkanov.com/solving-the-openfire-lab-blue-team-challenge/): 
- [Solving the ShadowCitadel Lab Blue team challenge 🫆](https://igortkanov.com/solving-the-shadowcitadel-lab-blue-team-challenge/): 
- [How to prevent token misuse in LLM integrations](https://igortkanov.com/how-to-prevent-token-misuse-in-llm-integrations/): 
- [Solving the XLMRat Blue team challenge](https://igortkanov.com/solving-the-xlmrat-blue-team-challenge/): 
- [A pint with Jimothy: on fear, ego, and hiring smarter](https://igortkanov.com/a-pint-with-jimothy-on-fear-ego-and-hiring-smarter/): 
- [Billion-dollar brains: the real cost of AI](https://igortkanov.com/the-real-cost-of-ai/): 
- [Solving the BlueSky Ransomware Blue team challenge](https://igortkanov.com/solving-the-bluesky-ransomware-blue-team-challenge/): 
- [When Slack starts to feel like a DDoS attack](https://igortkanov.com/when-slack-starts-to-feel-like-a-ddos-attack/): 
- [Solving the DanaBot Blue team challenge](https://igortkanov.com/solving-the-danabot-blue-team-challenge/): 
- [AI for Engineering managers: adapt now or trail behind](https://igortkanov.com/engineering-managers-the-future-is-here/): 
- [Impostor syndrome: kicking self-doubt to the curb](https://igortkanov.com/impostor-syndrome-kicking-self-doubt-to-the-curb/): 
- [The unboring NIST SP 800-190](https://igortkanov.com/the-unboring-nist-sp-800-190/): 
- [A convenient homelab SSH jumphost (without the drama)](https://igortkanov.com/convenient-homelab-ssh-jumphost/): 
- [Too many tabs open? Why real multitasking is hard](https://igortkanov.com/too-many-tabs-open-why-real-multitasking-is-hard/): 
- [Proxmox firewall layers in simple terms](https://igortkanov.com/proxmox-firewall-layers-in-simple-terms/): 
- [Before you lead: honest questions for aspiring managers](https://igortkanov.com/before-you-lead-honest-questions-for-aspiring-managers/): 
- [Managing time as an Engineering manager](https://igortkanov.com/managing-time-as-an-engineering-manager/): 
- [Passkeys – the future of secure authentication](https://igortkanov.com/passkeys-the-future-of-secure-authentication/): 
- [Say “yes” to SBOMs!](https://igortkanov.com/say-yes-to-sboms/): 
- [Getting it right:  security awareness program on a budget](https://igortkanov.com/getting-it-right-security-awareness-program-on-a-budget/): 
- [Is my business secure? First look at the SAMM framework](https://igortkanov.com/is-my-business-secure-first-look-at-the-samm-framework/): 
- [Short review: “Search in Plain Sight”](https://igortkanov.com/short-review-search-in-plain-sight/): 
- [Solving the WebStrike Blue Team Challenge](https://igortkanov.com/solving-the-webstrike-blue-team-challenge/): 
- [Planning with confidence: high-level estimates in software projects](https://igortkanov.com/planning-with-confidence-high-level-estimates-in-software-projects/): 
- [Office space: flex desks vs. reserved spaces 🔥](https://igortkanov.com/flex-desks-vs-reserved-spaces/): 
- [The delegation spectrum](https://igortkanov.com/the-delegation-spectrum/): 
- [Crimediggers: solving the cyber challenge](https://igortkanov.com/crimediggers-a-cybersecurity-challenge/): 
- [The engineering manager role explained](https://igortkanov.com/the-engineering-manager-role-explained/): 
- [Getting things done with to-do lists](https://igortkanov.com/to-do-lists-for-work/): 
- [Conflict resolution: practical guide for leaders](https://igortkanov.com/conflict-resolution-practical-guide-for-managers/): 
- [Make your new recruiter work for you 🧑‍💻](https://igortkanov.com/make-your-recruiter-work-for-you/): 
- [4 easy steps for better onboarding 🏄](https://igortkanov.com/4-easy-steps-for-better-onboarding/): 

## Topics

- [People](https://igortkanov.com/people/): Writing on the human side of building software: engineering management, hiring and recruitment, onboarding, delegation, conflict, and staying productive without burning out.
- [Computers](https://igortkanov.com/computers/): Writing on the technical side: cybersecurity and network forensics, AI and LLMs, networking and homelab, electronics, and hands-on engineering notes.

## Pages

- [About](https://igortkanov.com/about/)
- [Things my Agents said](https://igortkanov.com/things-my-agents-said/)