Solana News Today: 1inch Redefines Cross-Chain Security With Bridgeless Solana Swaps

1inch Network has expanded its decentralized exchange (DEX) aggregation capabilities with the launch of trustless cross-chain swaps between Solana and over 12 Ethereum Virtual Machine (EVM) networks, eliminating the need for third-party bridges or messaging protocols [1]. This innovation, available on the 1inch dApp, 1inch Wallet, and Fusion+ API, allows users to move assets directly between Solana and EVM networks in a secure and efficient manner, with full protection against maximum extractable value (MEV) attacks [1].

Prior to this development, cross-chain interactions between Solana and EVM networks often relied on bridges such as Wormhole, Axelar, LayerZero, or Chainlink CCIP. However, these systems have historically been prone to security vulnerabilities, as demonstrated by the $320 million Wormhole bridge hack in February 2022 [1]. 1inch's new model bypasses such risks entirely by utilizing chain-specific escrow contracts and programs. When a resolver accepts a price, escrows are created on both the source and destination chains, ensuring that funds remain in secure, isolated environments until the user authorizes a withdrawal through a cryptographic secret [1].

The technical implementation of 1inch's cross-chain swaps is built on the firm’s Fusion+ architecture, which was originally designed for EVM-to-EVM swaps [1]. Adapting this architecture for Solana required significant rework, including the integration of chain-specific escrow contracts and cryptographic linkages. This allows resolvers to settle cross-chain orders atomically and trustlessly, eliminating the need for a shared pool of funds and reducing the risk of theft or mismanagement [1].

The introduction of trustless cross-chain swaps has broader implications for the DeFi landscape. By allowing assets to remain in their native ecosystems while still being swappable across chains, 1inch is helping to reduce market fragmentation [1]. Unlike traditional bridge-based models, resolvers in the 1inch system use their own liquidity to fulfill orders on the destination chain, enabling Solana and EVM liquidity to serve each other without the need for wrapped tokens. This results in more efficient markets and deeper effective liquidity across ecosystems [1].

For Solana, this development addresses one of its historical challenges: isolation from DeFi innovation and capital flows in EVM chains [1]. With 1inch’s new solution, Solana-native tokens can now be traded directly against Ethereum, Polygon, Arbitrum, and other EVM-compatible chains without intermediaries. This opens new opportunities for Solana to attract users, capital, and dApps, positioning it as a hub for cross-chain trading and liquidity provision.

The expansion of 1inch’s cross-chain capabilities also aligns with broader industry trends toward multichain interoperability [1]. While the current release focuses on Solana and EVM chains, the team has expressed openness to integrating more non-EVM networks in the future. At a recent hackathon, teams demonstrated implementations for Bitcoin, Sui, and Aptos, highlighting the strong demand for a multichain future where assets can interact without bridge risk [1].

The economic and technical benefits of 1inch’s solution are already attracting attention in the crypto community [2]. Solana-based users can now swap assets such as SOL and ETH without relying on intermediaries, reducing both costs and risks associated with bridge-based transfers [2]. The integration has been well-received by users and traders, with early adopters highlighting the ease and security of the process [2]. According to data from Mitrade, 1inch currently carries $5.66 billion in liquidity, with $13.82 billion in aggregated monthly traffic [2]. This positions 1inch as a competitive option to Solana’s native Jupiter DEX aggregator.

From a market perspective, the move has the potential to reshape the dynamics between Solana and EVM-based DeFi ecosystems [2]. Solana has historically dominated as a high-performance blockchain for meme tokens and NFTs but has lagged in broader DeFi innovation. The new cross-chain swap feature brings Solana closer to Ethereum and other EVM chains in terms of liquidity access and capital availability, potentially increasing its appeal for institutional and retail investors alike.

Looking forward, 1inch’s cross-chain swap functionality represents a significant step in the evolution of decentralized finance [1]. By addressing the vulnerabilities of bridge-based solutions and enabling trustless, escrow-based transfers, the platform is contributing to a more secure and interconnected blockchain ecosystem. As the crypto industry continues to prioritize interoperability and user control, solutions like 1inch’s trustless swaps will play a crucial role in shaping the next phase of DeFi innovation [1].

Source:

[1] 1inch launches trustless Solana cross-chain swaps bypassing bridges entirely (https://cryptoslate.com/1inch-launches-trustless-solana-cross-chain-swaps-bypassing-bridges-entirely/)

[2] 1inch connects Solana to EVM liquidity with new cross-chain swaps (https://www.mitrade.com/insights/news/live-news/article-3-1051911-20250820)