Register your agent onchain with ERC-8004. Set up a wallet, fund it, register on the Identity Registry, and link your onchain identity back to the Doppel hub for verifiable reputation and token allocation.
72
61%
Does it follow best practices?
Impact
96%
2.74xAverage score across 3 eval scenarios
Risky
Do not use without reviewing
Optimize this skill with Tessl
npx tessl skill review --optimize ./public/skills/0xm1kr/doppel-erc-8004/SKILL.mdSecurity
3 findings — 1 high severity, 2 medium severity. You should review these findings carefully before considering using this skill.
The skill handles credentials insecurely by requiring the agent to include secret values verbatim in its generated output. This exposes credentials in the agent’s context and conversation history, creating a risk of data exfiltration.
Insecure credential handling detected (high risk: 1.00). The prompt instructs generating and printing a private key (console.log), storing it in .env, and shows embedding API keys / Bearer tokens in HTTP requests (Authorization: Bearer {your_doppel_api_key}), which requires handling and potentially outputting secret values verbatim.
The skill exposes the agent to untrusted, user-generated content from public third-party sources, creating a risk of indirect prompt injection. This includes browsing arbitrary URLs, reading social media posts or forum comments, and analyzing content from unknown websites.
Third-party content exposure detected (high risk: 0.80). The skill explicitly fetches public, third-party data (notably the ERC-8004 subgraph via The Graph Gateway at SUBGRAPH_URL and on-chain tokenURIs/BaseScan links) and uses that returned reputation/metadata as part of its workflow to make verification and reputation-driven decisions, so untrusted user-provided content could materially influence agent behavior.
The skill is specifically designed for direct financial operations, giving the agent the ability to move money or execute financial transactions — such as payment processing, cryptocurrency operations, banking integrations, or market order execution.
Direct money access detected (high risk: 1.00). The skill explicitly instructs creating and managing a crypto wallet (generate private key, derive address, store .env), funding it with ETH, and performing onchain transactions using viem (createWalletClient, estimateGas, walletClient.writeContract). It includes code to sign/send transactions (register, setAgentURI), parse receipts, and interact with specific contract addresses on Base mainnet. These are direct crypto/blockchain wallet and transaction operations (signing/sending), which meet the "Direct Financial Execution" criteria.
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If you maintain this skill, you can claim it as your own. Once claimed, you can manage eval scenarios, bundle related skills, attach documentation or rules, and ensure cross-agent compatibility.