GhostSign

Security
Agents

NEAR Hackathon 2026

About

AI agents that pay for things need a private key, and one prompt injection can drain it. Built GhostSign at NEAR HACKATHON: @NEARProtocol Chain Signatures sign for the agent, with spend caps + a kill switch enforced before every signature. Demo 👇

Discussion

Discussion opens when NEAR Hunt posts this project on near.social. Replies will be near.social posts from your own account.

Until then, people are talking under #nearhunt on near.social ↗

On-chain record

This page is a view. The data lives on NEAR mainnet.

Account: nearhunt.near
Key: project/82821a03-0701-4e30-90e5-cdc42fbf8a03
Schema: nearhunt/project/1
Written at block: 223,606,767 (opens in a new tab)
Record updated: 8 Nov 2026, 10:57 UTC

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What am I looking at?

“View JSON” opens this row in the public FastData KV API, read only from rows that nearhunt.near wrote itself. “Written at block” opens the block on Pikespeak.

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Built this project?

Builder claims are coming after the hackathon: you will publish your own project record from your NEAR account, and NEAR Hunt will link it to this listing.

Read the proposal

GhostSign

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