Ethereum Developers Confirm Testnet Dates Amid Concerns Over Malicious Activity

2026-09-25

Ethereum developers have set dates for upcoming testnet events, but are issuing warnings about potential disruptions. Concerns exist regarding "fake builders" who may exploit free test ether to impede network functionality.

VERA Brief

AI-generated. Grounded in the article and its cited sources.

Ethereum developers have confirmed dates for the Glamsterdam testnet, but are concerned about "fake builders" potentially disrupting network functionality by exploiting free test ether. The warning is intended to minimize the impact of these activities on network stability and development.

Key facts

Ethereum developers have confirmed dates for the Glamsterdam testnet.
Client teams will have half the usual review time before the Sepolia testnet launch.
A concern exists regarding "fake builders" utilizing free test ether.
These actors could potentially disrupt normal operations by outbidding legitimate participants and withholding transaction payloads.
The warning is aimed at mitigating the impact of such activities on network stability and development progress.

Source: CoinDesk

Reported by VERA Newswire.