
In-depth Analysis: Switzerland's FlowBank Crisis Freezes AEUR Stablecoin Reserves, Circle Proposes TCAF Framework to Address Multi-layered Risks
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In-depth Analysis: Switzerland's FlowBank Crisis Freezes AEUR Stablecoin Reserves, Circle Proposes TCAF Framework to Address Multi-layered Risks
Circle recently released a white paper introducing a new proposal called the "Token Capital Adequacy Framework" (TCAF). This article provides an interpretation of its content.
Author: Aiying Aiying

Recently, a research report from JPMorgan has drawn widespread attention. The report指出 that as regulatory scrutiny intensifies—especially with the introduction of Europe's MICA Act (see in-depth analysis: TechFlow Report on Europe’s MiCA Legislation: Comprehensive Analysis of Its Far-Reaching Impact on Web3, DeFi, Stablecoins, and ICO Projects)—stablecoin issuers like Tether may face significant challenges. This legislation mandates that 60% of stablecoin reserves must be held in European banks. For Tether, complying with these stringent requirements could necessitate major adjustments to its reserve management strategy—not only involving capital reallocation but potentially undermining its dominant market position. If Tether fails to adapt, it risks losing market share and facing increased regulatory pressure or market instability.
Meanwhile, last week’s bankruptcy and liquidation of Swiss bank FlowBank triggered ripple effects across the crypto industry. Anchored Coins AG, the issuer of the euro-pegged stablecoin AEUR, had stored part of its reserves at this bank, which failed to meet minimum capital requirements and was suspected of being over-leveraged. Once FlowBank entered liquidation, Anchored Coins' funds were frozen, forcing the company to suspend both issuance and redemptions of AEUR. As the case unfolds, AEUR holders may face risks of not being able to redeem their holdings in full. This incident echoes Aiying Aiying’s recent article "From Customers Bank Under Federal Reserve Review to the Interwoven Risks Between Crypto and Traditional Banking Systems," highlighting growing concerns: whether in Hong Kong, Singapore, Europe, or elsewhere, stablecoin issuers are now required to hold sufficient reserves in bank accounts. If reserves are 100% backed, all risk is concentrated in the banking counterparty—if the bank faces liquidity issues, so does the stablecoin. If backing is less than 100%, then the stablecoin issuer effectively functions as a 'shadow bank,' layering additional leverage atop the existing fractional-reserve banking system, thereby amplifying systemic liquidity risks.
Due to prevailing risk aversion within the banking sector, most traditional institutions maintain bias or hostility toward crypto entities. As a result, cash holdings for stablecoin issuers, OTC desks, custodians, and others are often concentrated in just a few accessible bank accounts—many at obscure or smaller financial institutions. When a liquidity crisis hits, these banks have extremely low resilience, making it highly possible to instantly revert the entire stablecoin market to a pre-institutional state.
Thus, despite the illusion of an elite-governed financial world, the reality is more akin to an improvised amateur operation. To balance the rapid expansion of crypto assets with inherent human weaknesses, robust rules must be established. Recently, Circle released a white paper introducing a new proposal called the “Token Capital Adequacy Framework” (TCAF). Designed to address unique risks faced by stablecoins—including market volatility, technical failures, and operational errors—this framework offers meaningful insights. According to Aiying Aiying, TCAF is particularly noteworthy. Below is a summary based on the white paper:
I. The TCAF Framework
In its white paper, Circle argues that traditional banking regulation frameworks are primarily designed for conventional financial institutions and typically rely on fixed risk ratios and predetermined risk weights. However, these methods do not fully capture the actual risks present in the stablecoin industry. To bridge this gap, Circle proposes the Token Capital Adequacy Framework (TCAF)—a more flexible and dynamic risk management model specifically tailored for stablecoins and other digital assets, better equipped to handle the challenges posed by these emerging financial instruments.
1. Dynamic Risk Management
A key feature of TCAF is its dynamic risk management capability. In simple terms, rather than applying static standards, TCAF continuously adjusts according to real-time market conditions. For example, it uses stress testing to evaluate whether a stablecoin’s reserves are sufficient to withstand extreme market fluctuations. These stress tests simulate worst-case scenarios to assess whether the stablecoin can maintain its peg under severe pressure.
Moreover, TCAF dynamically adjusts capital requirements based on evolving market environments. If market risks increase—such as during mass sell-offs or blockchain network disruptions—TCAF can quickly respond by requiring issuers to bolster their capital reserves, thus ensuring the stability and safety of the stablecoin. This adaptive mechanism allows TCAF to respond more effectively to uncertainty and sudden events, avoiding the rigidity and lag associated with fixed regulatory standards.
2. Comparison with Traditional Approaches
In contrast, traditional banking regulations generally use fixed-ratio capital requirements. For instance, banks must hold capital proportional to their risk exposure. While straightforward, such approaches lack flexibility when confronting rapidly changing markets. Fixed ratios may fail to reflect new or emerging risks promptly—especially critical in the digital asset space, where risks often arise suddenly and with greater complexity.
TCAF addresses these shortcomings by incorporating dynamic adjustments and stress testing. It enables real-time recalibration of capital needs based on actual risk levels, ensuring issuers remain adequately capitalized. This dynamism makes TCAF more responsive to market shifts, reducing accumulated risk and mitigating shocks from unexpected events.
3. Technology and Operational Risk Management
Beyond market risk, TCAF also places strong emphasis on technological and operational risks. In the digital asset domain, tech-related risks—such as blockchain performance, cybersecurity threats, and smart contract vulnerabilities—are crucial. If unmanaged, they can cause sharp value fluctuations in stablecoins and even destabilize broader markets.
TCAF integrates these technological risks into its capital adequacy calculations. Specifically, issuers must conduct regular assessments of their blockchain network’s security and performance, adjusting capital reserves accordingly. Should potential security flaws or performance bottlenecks be identified, TCAF mandates higher capital buffers to ensure sufficient funds are available to absorb losses in the event of technical failure.
In addition, TCAF requires issuers to maintain robust operational risk management capabilities. Operational risks encompass a wide range of issues—from system management to human error, including data breaches and procedural mistakes. Through rigorous monitoring and controls, TCAF helps issuers preserve the security and reliability of stablecoins at both technical and operational levels.
II. Five Core Objectives of the TCAF Framework
The design of TCAF (Token Capital Adequacy Framework) aims to help stablecoin issuers manage risk more effectively while providing regulators with improved oversight tools. The framework outlines five core objectives, each targeting a critical aspect of stablecoin risk management. Here are the five goals of TCAF:
1. Distinguish Between "Potential" and "Mitigated" Risks
The first objective of TCAF is to help issuers differentiate between ongoing "potential risks" and those that have been successfully managed and thus considered "mitigated." This distinction is vital because it enables issuers to focus resources on active threats rather than readdressing resolved issues.
Specifically, TCAF employs continuous risk assessment and monitoring to identify residual risks arising from market dynamics, technical operations, and external threats. For any identified potential risks, TCAF requires further mitigation measures—such as increasing capital reserves or upgrading systems. Conversely, once a risk is confirmed as mitigated, it is excluded from future capital calculations, streamlining the overall risk management process.
2. Support Regulation and Simplify Compliance Processes
The second goal of TCAF is to assist regulators in managing operational risk while keeping compliance processes simple and efficient. Traditional banking regulations often involve complex procedures and extensive documentation, leading to high costs and inefficiencies.
TCAF reduces complexity through streamlined reporting and dynamic adjustment mechanisms. For example, it introduces automated risk assessment tools that provide regulators with real-time updates on an issuer’s capital position. This simplification lowers regulatory burden and accelerates response times, enabling authorities to act swiftly in response to market developments.
3. Standardized Methodology Applicable Across Regions and Institutions
Given the diverse regulatory landscapes and market conditions around the world, TCAF’s third objective is to offer a standardized yet adaptable risk management approach applicable across jurisdictions and organizations. Traditional frameworks struggle with cross-border applicability due to differing national laws and practices.
TCAF achieves global relevance by establishing a flexible set of core principles that allow regional customization without sacrificing consistency. This standardization enables stablecoin issuers to operate globally with uniform risk management standards, while facilitating coordination among international regulators to safeguard the integrity of cross-border financial flows.
4. Provide Incentives and Accountability Mechanisms
Finally, TCAF’s fourth objective is to promote better risk management practices through incentive structures and accountability mechanisms. Issuers demonstrating strong risk governance may receive benefits such as reduced capital requirements or expanded market access.
Conversely, TCAF establishes strict accountability for issuers failing to manage risks effectively. Through periodic audits and evaluations, non-compliant issuers face tighter supervision or penalties. This dual mechanism of incentives and enforcement aims to drive the entire industry toward safer, more responsible practices.
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