TSS-Based Cross-Chain Communication
Secure and decentralized asset interaction across heterogeneous chains using threshold signatures
The TSS-Based Cross-Chain Communication Protocol is one of Akashic Chain’s core innovations designed to tackle the long-standing challenge of cross-chain interoperability. At its core, this protocol uses Threshold Signature Scheme (TSS) to securely coordinate asset interactions between heterogeneous blockchain systems without relying on centralized relayers or third-party bridges.
Built into the Akashic Chain’s infrastructure, TSS-based messaging guarantees that cross-chain transactions are trustless, cryptographically secure, and censorship-resistant. It forms the foundational layer for Akashic’s Cross-Chain Message Queue (CMQ) architecture and is essential for enabling the Ubiquitous Trust Network (UTN) to function in a seamless, multi-chain environment.
Key Features of CMq:
Decentralized Signature Verification Using TSS, transactions can be verified by multiple distributed signers without exposing private keys or compromising the integrity of the network. This removes the risk of single-point failures often seen in traditional bridge systems.
Heterogeneous Chain Compatibility The protocol is designed to support both EVM and non-EVM chains, creating a universal interoperability layer that empowers dApps, DeFi protocols, and RWA infrastructures to operate across fragmented ecosystems.
Multi-Chain Coordination TSS nodes can jointly sign and verify messages from different networks, making it possible to handle token transfers, data exchange, and service calls across chains with consistent logic and unified security standards.
CMQ Integration TSS works in tandem with Akashic’s Cross-Chain Message Queue to ensure that all inter-chain communications are ordered, verified, and executed atomically eliminating risks such as race conditions and inconsistent state updates.
Technical Advantages:
Security Without Centralization: Threshold signing ensures no single party holds full transaction authority. Even if some participants are compromised, the protocol stays resilient.
Gas-Efficient Cross-Chain Transactions: By eliminating redundant verification steps and trust layers, Akashic reduces the cost of moving assets and messages across chains.
Improved Developer Experience: Provides a simple yet powerful API for builders to trigger and verify cross-chain interactions without needing to build their own bridge logic.
Scalable by Design: The distributed signer architecture allows TSS to scale with Akashic’s validator network, supporting high-throughput multi-chain dApps and real-time systems.
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