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Supply Chain Security

How to Install Terraform on Windows, Mac and Linux, and Verify It

Get Terraform from developer.hashicorp.com: the zip on Windows, hashicorp/tap on macOS, HashiCorp's apt or yum repo on Linux. Then check the signature.

Oct 23, 202636 min read
Supply Chain Security

How to Install kubectl and minikube Safely on Windows, Mac and Linux

Install kubectl from dl.k8s.io or pkgs.k8s.io and minikube from its official releases, check checksums and cosign signatures, then keep both patched.

Oct 23, 202633 min read
Supply Chain Security

How to Install Kali Linux in VirtualBox or VMware and Verify It First

Install Kali Linux in a VM from kali.org only: check SHA256SUMS with GPG, import the prebuilt VirtualBox or VMware image, change kali/kali, then update.

Oct 23, 202636 min read
Supply Chain Security

Language Server Protocol (LSP) Explained: JSON-RPC and Editor Trust

LSP is the JSON-RPC protocol editors use to talk to language servers. How its framing, capabilities and 3.18 work, and why workspace trust matters.

Oct 23, 202631 min read
Supply Chain Security

Mobile Hotspots and Tethering From 3G to 5G-Advanced, With Security

A phone hotspot is a small NAT router on cellular backhaul. How LTE, 5G and 5G-Advanced changed it, which settings matter, and when it beats public Wi-Fi.

Oct 23, 202638 min read
Supply Chain Security

Microphones From Condenser to MEMS: Wake Words and Mic Privacy

MEMS microphone arrays now fill phones and laptops. Wake words run on low power chips, while OS indicators, mic toggles and hardware cutoffs guard audio.

Oct 23, 202645 min read
Supply Chain Security

From Whoppix and BackTrack to Kali 1.0: Kali Linux History, 2004 to 2015

Kali grew from Whoppix (2004) and BackTrack (2006) into Kali 1.0 on Debian in March 2013. Every release to 1.1.0a: dates, kernels and security changes.

Oct 23, 202637 min read
Supply Chain Security

OCI Distribution Spec Explained: How Registries Push, Pull and Attach

The OCI Distribution Spec is the HTTP API every container registry speaks. How pull, push and the 1.1 referrers API work, and how to secure them.

Oct 23, 202643 min read
Supply Chain Security

OPC UA Explained: Security Modes, Certificates and Hardening

OPC UA is the IEC 62541 protocol that lets industrial systems exchange typed data securely. How its channels, modes, certificates and PubSub work.

Oct 23, 202642 min read

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