X-Ray Privacy v2: Multi-Sig & Stealth Addresses

[Cedarich]

Status: Open (Wave 3 – privacy)
Labels: Backend, Privacy, Soroban
Complexity: High (200 points)
Branch: feat/xray-v2

Summary
Harden the privacy features by integrating stealth address logic or multi-sig requirements for released funds.
Tasks

• Coordinate with Soroban contracts to support stealth address generation.
• Update backend metadata to handle encrypted recipient data.
• Implement secure key-derivation helpers (server-side, non-custodial).
  Acceptance Criteria
• Enhanced privacy features are functional and pass security audits.

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[nafsonig]

@nafsonig has applied to work on this issue as part of the Stellar Wave Program's 3rd wave.

Let me professionally implement this task as soon as possible

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[drips-wave]

Congratulations, @nafsonig! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on March 30, 2026.

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