Summary

• The v27.0.0 upgrade disables the creation of new consumer chains. This is the first stage of the upcoming removal of Interchain Security from the Hub, as per Cosmos Labs’ announcement [Hidden link].
• This proposal has a voting period of SEVEN DAYS.
• If the proposal passes, validators will be required to update the Cosmos Hub binary at the specified upgrade height.

Release Details

• The release can be found [Hidden link].
• The changelog can be found [Hidden link].

Features

• Add a provider module ante handler to disable the creation of new consumer chains.
• Add stake validation to vote messages from interchain accounts.
• Add a gas surcharge and recipient limit to multi-send messages.

This upgrade is state-breaking and mandatory once the on-chain vote passes and the upgrade height is reached.

Governance votes

The following items summarize the voting options and what it means for this proposal:

YES - You agree that the Cosmos Hub should be updated with this release.

NO - You disagree that the Cosmos Hub should be updated with this release.

NO WITH VETO - A ‘NoWithVeto’ vote indicates a proposal either (1) is deemed to be spam, i.e., irrelevant to Cosmos Hub, (2) disproportionately infringes on minority interests, or (3) violates or encourages violation of the rules of engagement as currently set out by Cosmos Hub governance. If the number of ‘NoWithVeto’ votes is greater than a third of total votes, the proposal is rejected and the deposits are burned.

ABSTAIN - You wish to contribute to the quorum but you formally decline to vote either for or against the proposal.