Post-Quantum Cryptography in OT: Sort the Fleet Before You Plan the Migration
Most PQC migration advice assumes you can change the code that checks a signature. In OT you often can't. Sorting assets by verifier agility…
Quantum Computing in Energy and Utilities: A Field Guide for Executives
Quantum belongs on two budget lines in an energy company, not one. A field guide to separating the research bet from the engineering deadline,…
Counting the Trust Anchors in a Single Cross-Border Payment
One cross-border payment, sorted five ways. Why hop diagrams make bad inventory schemas, and what a cryptographic bill of materials should be organised around…
The Cryptography Inside a 5G Roaming Call
One roaming voice call crosses four trust domains and invokes symmetric, asymmetric and hash-based cryptography at every one. Here is the walkthrough, and what…
Tokenization and Quantum Risk: What It Covers, What It Doesn’t
Tokenization narrows the population of records that must stay confidential into the 2040s. It leaves the vault, the detokenization channel, and every signature-based control…