What is WalletConnect? Your Bridge to DeFi Explained

By Dalmas Ngetich

Last Updated: Jan 24, 2025

Co-author

By Sam Cooling

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WalletConnect Wiki
Disclaimer Icon
Disclaimer
Crypto is a high-risk asset class. This article is provided for informational purposes and does not constitute investment advice. You could lose all of your capital. 99Bitcoins may receive advertising commissions for visits to a suggested operator through our affiliate links, at no added cost to you. All our recommendations follow a thorough review process.

This article is going to explain what WalletConnect is and why it has become such a popular staple featured within many of the leading crypto wallets on the market.

Decentralized applications (DApps) and DeFi have become increasingly popular in the industry and are foundational cornerstones in crypto. In order to use DApps and DeFi, users need a secure way to connect their crypto wallets to these platforms and access the multitude of benefits and products available. That is where WalletConnect comes in.

WalletConnect: Summary

WalletConnect is an open-source protocol that acts as a bridge between crypto wallets and decentralized applications (dApps). It allows users to connect their wallets to dApps without exposing sensitive information like private keys. This is achieved through encrypted connections using QR codes or deep linking. It was launched in 2018 by Pedro Gomes and has grown to support over 500 wallet applications, over 150 blockchain networks, and 6,000 dApps. WalletConnect facilitates secure and seamless transactions, making the decentralized web more accessible and user-friendly.

WalletConnect Pros and Cons

  • Secure Connections: WalletConnect Ensures your private keys remain secured in your wallet, not exposing them to third-party DApps.
  • Encrypted Communication
  • Wide Compatibility
  • Cross-Device Convenience
  • Open source
  • Manual Approval Needed for Each Transaction
  • Does Not Confirm the Security of the Dapp/Protocol– User still needs to do their due diligence and verify the DApp/protocol they are connecting to.

WalletConnect Key Features:

  • Secure Connections: Private keys remain securely stored in the user’s wallet.
  • Encrypted communication: Connections between wallets and dApps are encrypted with Transport Layer Security (TLS) and end-to-end encryption.
  • Broad Compatibility: Supports over 500 wallet applications and more than 150 blockchain networks.
  • Access to dApps: Seamless connection to a wide range of dApps, including DeFi platforms and NFT marketplaces.
  • Cross-Device Convenience: Allows connections between desktop browsers and mobile wallets via QR codes.
  • User Control: Requires explicit user approval for every transaction.
  • Session Management: Users can view and disconnect from active sessions in their wallets.

What is WalletConnect?

WalletConnect is a protocol that facilitates communication between crypto wallets and decentralized applications (dApps).

What is WalletConnect
A Look at Wallet Connect on Uniswap DEX

It is an open-source connectivity protocol with over 500 wallet applications integrated, supporting over 150 blockchain networks and 7,000 dApps. WalletConnect uses encrypted QR codes or deep linking to establish a connection between a wallet and a dApp. It was launched in 2018 by Pedro Gomes.

WalletConnect ensures that the private keys for a crypto wallet can remain secure while allowing secure and encrypted data communication between a user and the DApp, DEX, or protocol of their choosing.

How WalletConnect Works

To initiate a connection between a user’s wallet and a DApp, the first step is typically for the user to navigate to the DApp of choice and find the option to “connect a wallet”. Below you will see how that looks on the popular Uniswap DEX.

Connect to WalletConnect

This will generate a QR code that the user can scan with their mobile wallet, linking the DApp with the wallet. This action triggers a Transport Layer Security (TLS) and end-to-end encrypted session between the user’s wallet and the dApp. Once connected, the protocol relays transaction requests from the DApp to the user’s wallet, allowing them to transact with the DApp protocol.

Why Use WalletConnect?

WalletConnect connects crypto holders to the world of DeFi in a decentralized, trustless manner, which is the foundational building block on which cryptocurrency was founded. We will layout the key highlights below.

Secure Connections

When using WalletConnect, private keys are never exposed to the dApps you connect to; instead, they remain securely stored within your wallet.

WalletConnect Security
Image Source: Shutterstock

The Private Key is the critical security feature of any wallet and controls access to all the digital assets within that wallet. Because WalletConnect allows the Private Key to be kept within the wallet and not need to expose it to connect to DApps, this minimizes the chance of a wallet being compromised during interactions with external protocols.

The WalletConnect protocol creates an encrypted connection between the wallet and the dApp, allowing for secure communication without revealing your sensitive information. This method contrasts with some other connection methods, where private keys may be stored or accessed in less secure ways. This approach to security ensures that even if a dApp were to be compromised, your private keys, and therefore your assets, would remain protected.

Access to DeFi and NFTs

WalletConnect provides simple access to a wide range of Decentralized Finance (DeFi) platforms and Non-Fungible Token (NFT) marketplaces. This connectivity allows users to interact with these platforms directly from their wallets without needing to transfer assets or input sensitive information. The protocol simplifies engagement with the decentralized web, whether you are interested in trading tokens on decentralized exchanges like Uniswap or PancakeSwap, participating in staking or yield farming or exploring and purchasing NFTs on platforms like OpenSea.

WalletConnect to Opensea

 

 

 

 

 

 

 

WalletConnect enables you to engage with numerous dApps across different blockchain networks, all from within the familiar interface of your preferred wallet. This eliminates the need to manage multiple accounts or use different wallets for various platforms.

Cross-Device Ease of Use

WalletConnect’s cross-device compatibility is useful for users who engage with decentralized applications (dApps) on both desktop and mobile devices, allowing users to easily connect dApps on their desktop browser to their mobile wallet by simply scanning a QR code.

This process eliminates the need for browser extensions or logging into multiple accounts, offering a more streamlined user experience. The QR code acts as a bridge between the two devices, facilitating a quick and secure connection without the hassle of manual input. This is especially useful when interacting with complex DeFi platforms or NFT marketplaces on your desktop while keeping your private keys secured with a mobile wallet, which is traditionally considered more secure than a desktop wallet.

Conclusion

WalletConnect offers a secure and convenient method for interacting with decentralized applications (dApps). It serves as a bridge, enabling users to connect their crypto wallets to various platforms. By using WalletConnect, you can access a range of dApps, including decentralized exchanges, DeFi platforms, and NFT marketplaces, allowing for a smooth and secure experience. It enables users to engage confidently with the decentralized web, knowing their assets are secure and their transactions are protected

See Also:

FAQs

What is WalletConnect and How Does it Work?

Why Should I Use Wallet Connect?

Is WalletConnect Safe?

References:

“WalletConnect Web3Modal Documentation.” WalletConnect, w3m-v2-docs.walletconnect.com/

“Getting Started.” WalletConnect, alpha-docs.walletconnect.com/getting-started

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Dalmas Ngetich
Dalmas Ngetich
Crypto Journalist

Dalmas is an experienced journalist with over a decade in crypto, technology, and blockchain. His work and that of his partners have been featured in top news outlets, including Forbes, investing.com, and Entrepreneur, among others. He is passionate about crypto... Read More

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