Answers to the Frequently Asked Questions About Multichain Vulnerability (2024)

On Jan 18, we urged users to remove approvals for six cross-chain tokens (WETH, PERI, OMT, WBNB, MATIC, AVAX), while the users haven’t revoked WETH approval were exploited (WETH 445 total affected). For your fund safety, the top priority at this moment is to revoke the approvals of six tokens via https://app.multichain.org/#/approvals as soon as possible, as per our instruction. If you are unsure of the status of your approval(s), you can also log into https://app.multichain.org/#/approvals to check it out. Also, please do not transfer any of these six tokens to your accounts before revoking, otherwise, your wallets are in danger still.

Q1: Is the hack contained?

A: The hack is contained for now. However, users still have to revoke the approvals for those six tokens (WETH, PERI, OMT, WBNB, MATIC, AVAX) to avoid a future attack.

Q2: How much has been lost?

A: 445 WETH has lost as of Jan 18.

Q3: How much could potentially be lost?

A: All the 6 tokens sent to wallets that didn’t revoke approvals are still potentially be lost.

Q4: Are users’ wallets in danger still?

A: All the users’ wallets that haven’t revoked the approval for these 6 tokens are in danger.

Q5: Is it safe to use Multichain now?

A: Multichain is safe now. You can bridge as usual.

Q6: How do I know whether I have approved these tokens before?

A: Just login https://app.multichain.org/#/approvals or https://app.multichain.org/#/approvals

If you have approved these tokens, you will see revoke buttons. Please click and follow instructions accordingly.

Q7: Do I have to act immediately?

A: Yes, please act immediately.

Q8: What will happen if I do not revoke approvals?

A: If you do not revoke, your assets will be at risk.

Q9: I have used Multichain to bridge before, but I did not bridge these tokens. Do I need to worry?

A: No, you do not need to worry. But you better check https://app.multichain.org/#/approvals or https://app.multichain.org/#/approvals to ensure.

Q10: Is it safe to bridge as usual?

A: Yes, you can bridge as usual.

Q11: Are the assets in Multichain safe?

A: Yes, all the assets in bridge and router are safe.

Q12: What’s the affected bridge?

A: The 6 affected tokens (WETH, PERI, OMT, WBNB, MATIC, AVAX) have been delisted. All the other tokens can be bridged as usual.

If you have any questions, please reach out to us here:

Twitter: https://twitter.com/MultichainOrg

Email: contact@multichain.org

Help: https://multichain.zendesk.com/hc/en-us

TG: https://t.me/anyswap

Answers to the Frequently Asked Questions About Multichain Vulnerability (2024)

FAQs

How does Multichain swap work? ›

Multichain bridges, like Synapse and Anyswap, function by locking assets on the source chain and minting equivalent assets on the destination chain. This process often involves validators or nodes to confirm transactions, ensuring the security and integrity of cross-chain transfers.

What is an example of a Multichain? ›

What does multichain mean? When speaking of multichain dApps, we refer to applications that are running on different blockchains. For example, countless DeFi protocols in the Ethereum ecosystem have recently started creating instances of their apps on top of Layer 2s.

Is Multichain still safe? ›

The lockup assets on the Multichain MPC address have been moved to an unknown address abnormally. The team is not sure what happened and is currently investigating. It is recommended that all users suspend the use of Multichain services and revoke all contract approvals

What is Usdt Multichain? ›

Multichain can also be defined as a cryptocurrency asset available on different blockchains. For instance, a stablecoin such as Tether (USDT) simultaneously exists on Ethereum, EOS, Solana, Tron, and Liquid Network. This makes it a multichain cryptocurrency asset.

What are the benefits of Multichain? ›

Privacy and security are other key advantages of multi-chain platforms. These networks offer features that enable participants to keep certain transactions private within a specific chain while enjoying the benefits of a public network for other interactions.

What is the concept of Multichain? ›

At the highest level, the term “multi-chain” simply refers to the ecosystem of hundreds of blockchains that exist today. However, the term is used most frequently to describe applications that launch on multiple blockchains, widely known as “multi-chain applications.”

What type of blockchain is multichain? ›

Multi-chain represents a type of blockchain technology where multiple chains interconnect in a federated environment. Federated chains allow permissioned access between specific entities while preserving individual network autonomy.

What is handshaking process in multichain? ›

MultiChain handshaking protocol

Each node identifies a public address which has connection permissions and for which it has the private key. Each node sends a challenge message to the other node which it must sign using the private key corresponding to the address it presented.

Is multichain a bridge? ›

At their core, multichain or cross-chain blockchain bridges facilitate the transfer of assets and data across different blockchain platforms. They act as facilitators for interoperability, allowing blockchains to communicate and interact more efficiently.

Is Multichain the future? ›

In the rapidly changing world of blockchain, the future appears to be multichain. But what does it mean to be multichain, and why is it crucial for the growth and adoption of decentralized technology? Let's dive into the topic of interoperability and explore the solutions that are shaping the blockchain industry.

What happened to the Multichain? ›

Multichain Shuts Down Operations After $122 Million Outflows from Fantom Bridge. The largest exploit occurred on the Fantom bridge, resulting in the loss of $122 million across multiple assets, including wBTC, USDC, USDT, and various altcoins.

Who is the CEO of Multichain? ›

Zhaojun He, co-founder and CEO of cross-chain bridging protocol Multichain, has resurfaced on Telegram for the first time since his unexplained and continuous detention by Chinese police in 2023.

What is the all time high of multichain? ›

The all-time high of Multichain is $33.09.

Does multichain have a token? ›

How Is the Multichain Network Secured? MULTI is an ERC-20 token issued on the Ethereum blockchain, which is secured through the Proof-of-Stake (PoS) consensus mechanism. Validators stake 32 ETH to participate in consensus and validating transactions.

What is the max supply of multichain? ›

MULTI has a circulating supply of 19.36M coins and a max supply of 100.00M MULTI.

How does blockchain swap works? ›

Swap is an innovative in-wallet crypto-to-crypto exchange service offered by Blockchain.com. With Swap, you can effortlessly trade one cryptocurrency for another without ever leaving your Blockchain.com Wallet. It's quick, convenient, and designed with your needs in mind.

What happened to Multichain crypto? ›

It began as Anyswap in July 2020 and was rebranded to Multichain in October 2021. Unfortunately, its operations were disrupted on May 21, 2023, following the arrest of Multichain CEO Zhaojun. The situation worsened after his sister's arrest on July 13, 2023, ultimately leading to the cessation of the project.

What happened to Multichain coins? ›

Multichain Shuts Down Operations After $122 Million Outflows from Fantom Bridge. The largest exploit occurred on the Fantom bridge, resulting in the loss of $122 million across multiple assets, including wBTC, USDC, USDT, and various altcoins.

How long does Multichain take to bridge? ›

Because of the decentralized nature of Multichain Protocol and the instability of different blockchain mainnets, your cross-chain transaction could take 3-30 minutes to complete but your assets are perfectly safe with Multichain protocol.

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