
Worked on the hyperledger-labs/splice-wallet-kernel repository to deliver a Dfns Signing Driver Integration for the Wallet Gateway, enabling secure key management and transaction signing through Dfns infrastructure. Focused on backend development using TypeScript and cryptography, the integration supports creating and managing ed25519 keys, signing transactions, and retrieving signature statuses. The driver was refactored to use a dedicated key model, simplifying the key lifecycle and supporting future integrations. Improvements to hash signing included robust hex prefix handling and signature caching, which reduced signing latency for frequent transactions and enhanced the overall security and efficiency of wallet operations within the platform.
May 2026 Monthly Summary — splice-wallet-kernel development highlights Key feature delivered: Dfns Signing Driver Integration for Wallet Gateway, enabling secure key management and transaction signing via Dfns infrastructure. This includes support for creating and managing ed25519 keys, signing transactions, and retrieving signature statuses, unlocking Wallet Gateway to use Dfns for secure signing. Hash signing improvements with better hex prefix handling and signature caching to reduce latency. Impact: Strengthened security posture for wallet operations, improved signing latency, and a cleaner key lifecycle model that facilitates future integrations and audits.
May 2026 Monthly Summary — splice-wallet-kernel development highlights Key feature delivered: Dfns Signing Driver Integration for Wallet Gateway, enabling secure key management and transaction signing via Dfns infrastructure. This includes support for creating and managing ed25519 keys, signing transactions, and retrieving signature statuses, unlocking Wallet Gateway to use Dfns for secure signing. Hash signing improvements with better hex prefix handling and signature caching to reduce latency. Impact: Strengthened security posture for wallet operations, improved signing latency, and a cleaner key lifecycle model that facilitates future integrations and audits.

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