Cross-Chain Bridging Service

A service enabling the transfer of digital assets or data across different blockchain networks, facilitating interoperability among distinct blockchain ecosystems and expanding the utility of virtual assets beyond a single chain.

[
Code
PS0049
]
[
Name
Cross-Chain Bridging Service
]
[
Version
1.0
]
[
Category
Crypto & Digital Asset Services
]
[
Created
2025-03-14
]
[
Modified
2025-04-02
]

Related Techniques

  • Moves illicit funds between different blockchains, complicating single-chain investigative efforts.
  • When combined with mixing, bridging extends layering across multiple chains, further frustrating law enforcement tracing.
T0005
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  • Criminals exploit bridging solutions to move assets between distinct blockchains, increasing transaction complexity and reducing traceability.
  • Repeated bridging swaps, often using newly created addresses, obscure the fund flow and hinder investigators’ ability to link original and destination addresses.
  • Facilitates transitioning assets across different blockchains, enabling criminals to sever the direct link between the original chain and newly re-minted tokens.
  • Minimal-KYC or unregulated bridging channels obscure provenance, breaking transaction continuity.
  • This method adds complexity to forensic tracing by scattering transactional evidence across multiple networks.
  • Criminals exploit lock-and-mint bridging to create new tokens on one chain in exchange for locked tokens on another, breaking direct transactional links and obscuring origin.
  • The decentralized nature of bridging often bypasses conventional KYC measures, enabling illicit funds to move freely across multiple blockchain networks without a clear paper trail.
  • Large collateral pools held by bridges can facilitate high-value laundering, allowing criminals to embed large sums in ostensibly legitimate liquidity flows.
  • Integrating bridging with minimal-KYC wallets or other decentralized platforms further complicates investigations, impeding authorities’ ability to trace transactions across disparate chains.
  • Criminals utilize cross-chain bridges to pivot assets quickly between different blockchain ecosystems, evading blockchain analytics tied to any single chain.
  • These rapid ‘chain hops’ complicate investigators’ efforts to track transactional flows, making it harder to freeze or recover illicit proceeds.
  • Bridging often circumvents standard compliance measures if each chain or bridging gateway imposes inconsistent or weak KYC/AML controls.
T0034.001
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  • Facilitates ‘chain-hopping’ by moving funds from transparent blockchains into privacy-focused wallets or networks, layering illicit proceeds and fragmenting the transaction trail.
  • Repeated bridging creates multiple, complex transfers that hamper law enforcement efforts to link transactions back to their origin.
  • Facilitates “chain-hopping” by transferring digital assets across different blockchain networks.
  • This approach disrupts investigators’ ability to follow the money as it moves away from the initial ransom wallet, impeding effective tracing.
  • Criminals leverage cross-chain bridging to move NFTs and related funds across different blockchain networks, creating complex transaction trails.
  • This technique, often referred to as 'chain-hopping,' fragments the audit trail and makes it more difficult for investigators to trace proceeds of crime.
  • By transferring assets through multiple networks, criminals further layer transactions, obscuring illicit fund flows behind the technical complexity of bridging.
  • Criminals exploit blockchain interoperability by moving tokens across different chain networks, breaking a single traceable path.
  • This separation of transaction histories conceals fund origins and disrupts AML monitoring.
  • Criminals transfer tokens among multiple blockchain networks, breaking transaction continuity and obscuring fund flows.
  • Repeated bridging confuses investigators by scattering transaction records across different chains, reducing traceability.
T0067.001
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  • Allows criminals to hop between different blockchain networks, dispersing illicit payment token flows.
  • Obscures transaction histories by splitting transactions across multiple chains, undermining traditional AML tracking methods.
  • Criminals lock or deposit their illicit tokens on one blockchain, mint wrapped equivalents on another chain, and thereby sever the direct on-chain link to the original funds.
  • By operating in a largely non-custodial or minimally regulated environment, these bridging services lack robust KYC measures, making it difficult for investigators to trace the origin of assets and identify beneficial owners.
  • Repeated bridging across multiple networks further fragments the transaction trail, increasing complexity for AML monitoring tools and obscuring the ultimate fund destination.
  • Adversaries transfer governance tokens across multiple blockchains, breaking on-chain address continuity.
  • Frequent bridging transactions obscure transactional pathways, multiplying compliance and monitoring challenges.
  • Allows criminals to transfer illicit proceeds across multiple blockchains, complicating detection by fragmenting transaction histories.
  • Exploits rapid chain-hopping to dissociate funds from their original source, hindering effective investigative tracing.
T0067.005
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  • Criminals use bridging services to transfer utility tokens and related assets across multiple blockchain networks, complicating transaction monitoring.
  • By rapidly moving tokens among several chains, they generate overlapping transaction records, creating further layers and hindering forensic tracing.
  • Allows seamless transfer of digital assets between different blockchains, helping criminals obfuscate the originating chain of illicit funds.
  • The resulting cross-asset “chain hopping” impedes standardized analytics tools, hindering effective tracing of transactions.
  • Transfer illicit proceeds across different blockchain networks, creating complex transaction trails that mask their true origin.
  • Exploit interoperability to repeatedly switch between tokens on multiple chains, frustrating AML monitoring.
  • Facilitates shifting digital assets across different blockchains, breaking transaction trails.
  • Criminals exploit limited or no AML checks on bridging services to add layering complexity in P2P crypto laundering.
T0144.003
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  • Offenders transfer stolen crypto assets across multiple blockchain networks, fragmenting the funds’ transaction history.
  • By bridging between chains, they reduce the effectiveness of traditional tracing methods and AML analytics.
  • This rapid, cross-chain layering obfuscates the origin of illicit rug-pull proceeds.

Bridging wrapped tokens across chains obscures fund flow and exploits uneven AML standards between ecosystems.