The infrastructure beneath the transaction.

Networks, wallets and bridges determine how digital assets move and who can authorize a transfer. This section explains those building blocks without assuming that every new protocol makes a payment safer or cheaper. We examine supported networks, native and bridged assets, wallet permissions and interoperability. Software and AI belong here when they change how financial applications actually work.

Where to start

Browse the reporting and explainers below, or visit all explainers for the wider picture. Our sources are linked in each article. About CJSOI explains the journal’s scope and its collective SOI Editorial byline.

Essential reading