Ethereum Delays Glamsterdam Testnet Over Gas Rule Risks

Ethereum’s next major upgrade just hit a speed bump. Core developers postponed the Glamsterdam upgrade on the Hoodi test network, which had been scheduled for October 26, 2026, at 17:42:48 UTC, after security researchers showed that proposed gas-accounting changes could alter how existing smart contracts handle failures. No new date has been set. Nothing changes … Read more

OCC Finalizes GENIUS Act Rules for Stablecoin Issuers

The U.S. now has its first final federal rulebook for payment stablecoin issuers under the GENIUS Act. On October 21, 2026, the Office of the Comptroller of the Currency (OCC) announced a final rule covering how stablecoin issuers under its watch must hold reserves, handle redemptions and manage risk. The rule, like the GENIUS Act … Read more

Solana’s Alpenglow Upgrade Is Live: What Changes

Solana just swapped out the engine of its blockchain while it was running. On October 21, 2026, the network’s validators retired the consensus system Solana has used since 2020 and switched to Alpenglow, a new protocol designed to make transactions final in about 150 milliseconds. Here is what changed, what did not, and why it … Read more