A practical 2026 walkthrough for removing your name, address, and phone from the major data broker sites, using DeleteMe, Optery, and the manual fallback for the holdouts.

A step-by-step setup of the four-layer 2026 privacy stack: a hardened browser, Global Privacy Control, ad-and-tracker blocking, and email aliasing. Free or near-free. Twenty minutes. Real privacy gain.

A practitioner’s tutorial for running Llama 3 70B locally with Ollama, Open WebUI, and the right hardware. Privacy-sensitive AI work without sending a byte to OpenAI or Anthropic.

A 2026 tutorial for running structured prompt-injection and jailbreak red-team tests against your own LLM application using NVIDIA Garak, Microsoft PyRIT, and Promptfoo. Open-source, repeatable, CI-friendly.

A practitioner’s deep-dive on OSINT.industries: what it returns for username and email queries, how I use it for journalism and due diligence, and the ethics framework I won’t run a query without.

A 2026 tutorial for running OSINT investigations across paste sites, breach data, and forums using IntelX for breach search, Spiderfoot for automated correlation, and Maltego for graph analysis.

A practitioner’s tutorial for investigating a suspicious URL safely: fingerprinting the kit, attributing it to a campaign, and reporting it to takedown services. Real tools, step-by-step, no enterprise budget required.

A 2026 tutorial for following ransomware and fraud proceeds across the blockchain using free tools: Chainabuse for tagged wallets, OXT for BTC clusters, Walletexplorer for entity heuristics, and Etherscan for ETH/USDT.

A step-by-step tutorial for building a free malware analysis sandbox at home: Windows reverse-engineering with FlareVM, Linux analysis with REMnux, and automated detonation with Cuckoo.

A practitioner’s tutorial for verifying (or refuting) a claimed ransom payment on the Bitcoin blockchain using free tools. Useful for journalists, IR teams, and victims dealing with secondary-extortion claims.