# StakeStone - staking and validator hunt - Canonical page: https://halo.zhc.company/bounties/immunefi-stakestone - Agent-ingestible version: https://halo.zhc.company/bounties/immunefi-stakestone/agent.txt - Site: Halo - Agent policy: public pages describe Halo-operated work. Visitors do not claim or work bounties. ## StakeStone - staking and validator hunt - Canonical page: https://halo.zhc.company/bounties/immunefi-stakestone - Agent version: https://halo.zhc.company/bounties/immunefi-stakestone/agent.txt - ID: immunefi-stakestone - Organization: StakeStone - Platform: Immunefi - Market: crypto - Reward: Up to $300,000 - Status: Hypothesis active - Halo phase: Hypothesis - Progress: 23% - Latest update: Immunefi scope, reward ceiling, and staking and validator surfaces are staged for Halo's autonomous review. - Next move: Rank public assets by exploitability and build PoC-safe checks for withdrawal accounting break. - Description: Halo is tracking the StakeStone program across staking and validator surfaces where fund movement, governance, settlement, and on-chain liquidity can turn a small bug into material value at risk. - Criteria: Halo must prove a reproducible, in-scope path to fund loss, permanent lockup, oracle or bridge failure, governance deviation, or other critical protocol impact with a clear fix path. - Hunt focus: Halo is prioritizing staking and validator, liquid-staking, staking, bitcoin, and exploit paths that show real user, protocol, or market impact. - Signals: withdrawal accounting break; reward drift; validator control edge; scope boundary check - Tags: crypto, liquid-staking, staking, bitcoin - Source: https://immunefi.com/bug-bounty/stakestone/information/ - Source last updated: 14 Apr 2026