Knowledge Compartmentalization

Knowledge Compartmentalization (also called information siloing) hinges on restricting what each participant knows about the full illicit enterprise. Criminals deliberately isolate operational details across individuals, teams, and even distinct financial institutions so that no single party can piece together the broader laundering scheme. This highly fragmented structure applies to all stages of the process: some members may only handle physical cash deposits, while others handle wire transfers or set up shell-company paperwork without realizing how it interlocks with other channels. The absence of a unified overview also exploits institutional data silos, as many banks and service providers struggle to cross-reference and connect disparate information flows, making detection efforts more difficult. By keeping domains of knowledge separate, criminals reduce the likelihood of discovery and can quickly shift or replace any isolated component if it faces scrutiny.

[
Code
T0149
]
[
Name
Knowledge Compartmentalization
]
[
Version
1.0
]
[
Parent Technique
]
[
Risk
Internal Risk
]
[
Created
2025-03-21
]
[
Modified
2025-04-02
]

Information Siloing

Tactics

Knowledge compartmentalization explicitly limits each conspirator’s awareness of the overall illicit enterprise. This prevents any one person or institution from fully understanding the laundering scheme, thereby thwarting AML detection efforts.

Risks

RS0005
|
Internal Risk
|

By compartmentalizing information across multiple individuals and institutions, criminals exploit operational and governance weaknesses, specifically institutional data silos and fragmented oversight. No single team or system can see the full picture, making it far harder to detect the broader laundering scheme.

Indicators

IND02964
|

Account holders or employees repeatedly disclaim or provide contradictory statements about the broader business context behind their specific transaction responsibilities or roles.

IND02965
|

Multiple departments or service providers are sequentially used for a single transaction chain, with each lacking documentation or reference to preceding or subsequent steps.

IND02966
|

Clients or related entities maintain separate accounts across various institutions or jurisdictions, each reflecting partial transaction patterns that do not reveal the complete flow of funds when viewed in isolation.

IND02967
|

Different segments of an organization hold only partial financial or legal documentation, indicating no single department or individual has a comprehensive overview of operations or agreements.

IND02968
|

Frequent reassignments or rapid turnover of individuals responsible for specific account or operational tasks, with minimal transfer of historical records or knowledge.

Data Sources

Contains binding legal documents, corporate filings, contracts, and court records. When different segments or departments hold only partial legal paperwork, these records help demonstrate that no single entity has a comprehensive view of financial or operational arrangements.

Captures financial transaction details, timestamps, involved accounts, and related metadata. When multiple departments or service providers handle segments of a transaction chain in isolation, these logs highlight segmented flows with limited cross-referencing, supporting the detection of compartmentalized processes.

Details employee identities, roles, and employment history. Frequent staffing changes or limited knowledge transfer in key roles, as reflected in these records, may indicate siloed or intentionally constrained awareness of overall transactions.

Includes verified identities, onboarding notes, and documented justifications for account activities. For knowledge compartmentalization, these records can expose inconsistencies or gaps where individuals or departments have incomplete or fragmented knowledge of broader business operations.

Provides transcripts or metadata of calls, messages, and other communications. In the context of knowledge compartmentalization, these records help identify contradictory or limited explanations given by different individuals, revealing deliberately siloed information about transaction purposes or roles.

Encompasses cross-border transaction details, including amounts, jurisdictions, and participating institutions. Identifies partial transaction patterns spread across different banks or countries, revealing a lack of a unified overview and indicating possible knowledge compartmentalization.

Mitigations

Unify transaction monitoring across all products, channels, and lines of business to aggregate individual alerts from separate segments into a single risk picture. By correlating deposits, wires, and other financial flows institution-wide, financial institutions can identify multi-step or fragmented patterns indicative of knowledge compartmentalization, where separate departments see only pieces of a suspicious chain.

Train employees to detect signs of knowledge compartmentalization, such as repeated disclaimers of ignorance or operational steps that appear uncoordinated across departments. Emphasize the importance of cross-department communication, reinforcing how sharing partial observations can expose a broader illicit strategy hidden through siloed responsibilities.

Enforce consistent, centralized record-keeping and audit logs across all departments so investigators and compliance teams can reconstruct a complete timeline of transactions and responsibilities. By comparing unified records, financial institutions can detect contradictions, missing documentation, or compartmentalized entries that suggest knowledge was deliberately isolated to hide the larger laundering picture.

Implement structured data exchange frameworks among relevant departments (e.g., deposit operations, wire transfer teams, compliance) and with external partners or authorities. By consolidating partial transaction records and customer information from multiple sources, financial institutions can recreate the full transactional flow that criminals attempt to obscure. Sharing intelligence across organizational or institutional boundaries counters the knowledge-silo tactics used to keep individual teams from seeing the entire laundering scheme.

Provide formal, confidential channels (e.g., hotlines, secure portals) to encourage employees to escalate concerns about contradictory instructions, partial task assignments, or unclear account purposes. By capturing these red flags internally, financial institutions can assemble information from different departments to reveal how compartmentalization is hiding the overall scheme.

Explicitly assess organizational structures and internal data flows to identify areas where operational silos may mask connected criminal activity. By mapping how information moves—and sometimes fails to move—between business units, financial institutions can develop cross-functional oversight processes that hinder attempts to launder funds by limiting any single team’s view.

Instruments

  • Multiple bank accounts are opened at different institutions or branches, with separate parties overseeing each account.
  • By ensuring each institution and account manager only sees a fraction of the total transactions, criminals create fragmented records that conceal the larger movement of illicit funds.
  • No single bank or compliance team gains a full view of the overall flow, hindering AML systems from catching suspicious patterns spanning multiple accounts.
  • Bearer shares confer ownership to whoever physically holds the certificate, with no centralized registry of beneficial owners.
  • Criminals distribute these physical certificates across different associates or geographies, ensuring that even the individuals or service providers preparing corporate paperwork remain unaware of who ultimately controls each share.
  • This siloed arrangement prevents any single actor or regulatory body from identifying the full ownership chain, facilitating the concealment of beneficial owners behind shell entities.
IN0051
|
|
  • Criminals assign certain individuals or teams solely to handle physical cash deposits, preventing them from seeing how those funds are later transferred or integrated into corporate entities.
  • This isolates each depositor’s knowledge to the immediate cash transaction, ensuring no single participant can piece together the complete laundering chain.
  • Such compartmentalized handling of cash exploits institutional data silos and reduces the likelihood of coordinated detection by financial institutions.

Service & Products

  • Individuals handling cash deposits or withdrawals only see their specific role and lack awareness of subsequent or preceding transactions.
  • By dividing physical cash handling among different points of service, criminals maintain strict knowledge silos that obscure the total scale and flow of illicit funds.
  • Funds are routed in segmented wire transfers, with each institution or intermediary only processing a discrete portion of the overall flow.
  • Staff at one end of a wire lacks contextual data about parallel deposits or onward transfers, ensuring no single party can fully map the entire laundering chain.
  • In cross-border scenarios, multiple respondent banks process fragments of transactions, with each seeing only localized account and transfer information.
  • Distributing funds through different correspondent relationships exploits data silos between jurisdictions, preventing a unified view of suspicious patterns.
  • Criminals can establish multiple offshore entities, ensuring that each incorporation provider only handles isolated paperwork and local registration tasks.
  • This partial visibility obstructs any one provider from discerning the overall network of shell companies or the ultimate beneficial owners, enabling compartmentalized knowledge.
  • Criminals utilize these services to set up and administer trusts or corporate entities through separate offices or teams.
  • Each team typically handles narrow tasks, such as nominee management or registered agent services, without insight into wider financial flows or other parallel entities, bolstering the information silo.

Actors

These networks knowingly orchestrate laundering operations by compartmentalizing tasks among multiple individuals:

  • Each member handles a distinct function, such as only accepting cash deposits or routing wire transfers, without seeing the entire flow of illicit funds.
  • By fragmenting information, they reduce the risk that any single participant can expose the broader operation to financial institutions or authorities.
  • This approach exploits institutional data silos, preventing the detection of aggregated transactions across multiple channels.

Shell companies limit the spread of knowledge about the illicit enterprise:

  • Individuals creating the paperwork or managing these entities often see only the company's paperwork and isolated transactions.
  • Criminals leverage these structures to mask beneficial ownership and segregate financial flows from other laundering steps.
  • This prevents any single actor or institution from gathering enough information to identify connections between transactions handled by separate shell companies or other parts of the laundering chain.

Criminals unwittingly exploit financial institutions by distributing transactions across different accounts or branches:

  • Each institution or department sees only its own limited portion of deposits, transfers, or withdrawals.
  • Without a unified view, compliance controls struggle to link seemingly unrelated transactions, allowing launderers to maintain anonymity.
  • This siloed approach diminishes the likelihood of detection, as no single institution can assemble the full picture of suspicious movement of funds.