siwe agent

[0xthrpw]

please add a sub agent whose expertise is in sign in with ethereum, this agent should know everything on the siwe docs https://login.xyz/

@efp-dev-ops please add this feature and create a pull request with your changes

[efp-dev-ops]

Claude finished @0xthrpw's task —— View job • claude/issue-11-20250801-0008 • [Create PR ➔](https://github.com/ethereumfollowprotocol/sub-agents/compare/main...claude/issue-11-20250801-0008?quick_pull=1&title=Issue%20%2311%3A%20Changes%20from%20Claude&body=This%20PR%20addresses%20issue%20%2311%0A%0AGenerated%20with%20%5BClaude%20Code%5D(https%3A%2F%2Fclaude.ai%2Fcode)

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SIWE Sub-Agent Implementation Complete ✅

I've successfully added a comprehensive SIWE (Sign In With Ethereum) expert sub-agent as requested.

Todo List:

• Read repository guidelines (CLAUDE.md) - No CLAUDE.md found
• Analyze existing sub-agent architecture - Found standard MD format with front matter
• Research SIWE documentation from login.xyz
• Implement SIWE sub-agent following existing patterns
• Test implementation and run linting if available - No linting tools found
• Commit changes and create pull request

What Was Implemented

File Created: agents/siwe-expert.md

Key Features:

• EIP-4361 Compliance: Full understanding of SIWE message standard and format
• Security Expertise: Comprehensive coverage of nonce management, signature verification, and attack prevention
• Implementation Guidance: Support for both traditional web apps and Web3 applications
• Multi-chain Support: Knowledge of different Ethereum networks and chain IDs
• Wallet Integration: Expertise with MetaMask, WalletConnect, and other wallet providers

Agent Capabilities:

• Message format validation and generation
• Signature verification troubleshooting
• Security best practices and vulnerability prevention
• Frontend/backend integration patterns
• Common pitfalls and implementation guidance

Use Cases Covered:

• Implementing SIWE authentication from scratch
• Debugging signature verification issues
• Security reviews of SIWE implementations
• Integration with existing authentication systems
• Multi-auth hybrid systems

Changes Committed

The SIWE expert agent has been committed to branch claude/issue-11-20250801-0008 and pushed to the repository.

Note: I encountered permission issues with the gh pr create command. Please create the pull request manually using this link:
https://github.com/ethereumfollowprotocol/sub-agents/pull/new/claude/issue-11-20250801-0008

Suggested PR Details:

• Title: "Add SIWE expert sub-agent"
• Description: Adds comprehensive SIWE expertise per issue siwe agent #11, including EIP-4361 standard, security best practices, and integration patterns.

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