Blockchain out of the hype: the uses that remain in 2026

After the 2021-2022 cycle, most blockchain projects have vanished from the radar, leaving only the ones that deliver real value. An honest inventory of which use cases work, which failed, and where blockchain is still a sensible idea.

January 19, 2026 4 min 224 4.4

Technology

Blockchain Technology: Fundamentals and Applications

Blockchain is a distributed database that records transactions in blocks linked by cryptography, with no central authority validating them. No node can alter the history without the rest of the network noticing. This guide explains consensus, smart contracts, and where, beyond cryptocurrencies, blockchain delivers real value.

March 18, 2023 5 min 171