Enterprise blockchain confidentiality has become a critical requirement for companies settling funds, managing treasury operations, and executing payouts on public chains. While every transaction on Ethereum, Solana, or Polygon is permanently visible to competitors, regulators, and market observers, three distinct solutions have emerged to address this challenge: Hinkal, Aztec Network, and Canton Network. Each takes a fundamentally different architectural approach to confidential settlement. Hinkal operates as a multi-chain confidentiality solution that works with your existing wallets across public blockchains, Aztec builds programmable privacy on Ethereum through a dedicated rollup, and Canton creates a permissioned network purpose-built for institutional finance. Understanding these differences helps enterprise decision-makers select the approach that matches their operational requirements, compliance obligations, and multi-chain realities.
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Every on-chain settlement broadcasts sensitive commercial information to the entire world. When a payment service provider settles funds with a merchant, when an OTC desk closes a bilateral trade, or when a company runs payroll, all of these transactions expose volumes, wallet patterns, counterparty relationships, and operational playbooks on the public ledger.
The transparency that makes blockchains trustworthy also creates significant competitive and operational risks:
For enterprises already transacting on-chain or planning to, the scale of this confidentiality risk often goes unrecognized until competitors begin mapping their operations.
Consider a PSP settling merchant funds on public chains. Every settlement exposes merchant economics, customer relationships, and the PSP's operational infrastructure. A competitor can monitor these transactions in real-time, gaining intelligence on pricing, volumes, and business relationships that would never be available in traditional finance.
This transparency problem compounds across institutional use cases: payroll platforms expose headcount and compensation structures, iGaming operators reveal payout economics, and OTC desks broadcast trade volumes that can move markets.
Hinkal addresses the transparency problem without requiring enterprises to migrate to new networks or change their custody arrangements. The solution operates across Ethereum, Solana, Tron, Polygon, Arbitrum, Optimism, Base, and other chains, providing confidential settlement where the underlying blockchain handles verification while Hinkal shields the commercial details.
Hinkal's architecture shields three critical data points that define comprehensive commercial confidentiality:
Settlement remains publicly verifiable on the blockchain, but the privacy solution obscures the commercial relationships and financial details. This architecture enables treasury operations, payroll, vendor settlements, and partner payouts without broadcasting sensitive information to market observers.
The Hinkal SDK enables companies to integrate confidential settlement into existing products via npm package (@hinkal/common), allowing developers to build confidential payment flows directly into applications without changing custody arrangements or payment rails.
Hinkal operates as a non-custodial solution. Users retain complete control via their private keys. The solution never stores, sends, or receives funds. This architectural decision eliminates counterparty risk while ensuring enterprises maintain existing custody relationships with their current wallet providers.
For compliance officers and treasury teams, this means confidential settlement without introducing new custody dependencies or fiduciary relationships.
One of Hinkal's core differentiators addresses a fundamental friction point in enterprise adoption: zero setup for recipients. When a sender routes funds through Hinkal into a confidential balance linked to the recipient's existing wallet, the recipient simply connects their wallet and sees the balance. No migration, no new wallet creation, no integration required on the recipient side.
This "one button, frictionless flow" applies across all enterprise verticals:
Hinkal Pay transforms any transfer into a confidential transaction, working with any wallet without requiring special installation or custody changes.
For enterprises settling with thousands of counterparties (merchants, employees, contractors, partners), the operational burden of onboarding each recipient to new technology creates prohibitive friction. Hinkal's architecture eliminates this barrier entirely.
A payment service provider can integrate Hinkal's SDK once and immediately begin confidential settlements with their entire merchant network, regardless of which wallets those merchants use.
Hinkal's compliance framework differentiates it from solutions that prioritize confidentiality without regulatory considerations. The platform provides three integrated compliance controls designed for institutional requirements.
Selective Disclosure via Viewing Keys: Enterprises can reveal full or partial transaction history to auditors, regulators, exchanges, or internal compliance teams on demand. This capability addresses the regulatory need for auditability while maintaining day-to-day confidentiality.
KYT Enforcement via Chainalysis: Integration with Chainalysis blocks flagged wallets at the deposit layer, preventing tainted funds from entering confidential pools. This proactive approach satisfies institutional risk management requirements.
Custom Pool Deployments: For heavily regulated entities, Hinkal offers dedicated pools with configurable compliance logic and optional master-key visibility for institutional oversight.
The selective disclosure architecture means enterprises can operate with full confidentiality during normal operations while maintaining the ability to demonstrate compliance when required. This positions Hinkal for adoption by companies where regulatory requirements mandate both privacy and auditability.
The 53% USDC dominance in Hinkal transaction volume demonstrates institutional comfort with this compliance-ready approach. Users confidently transact in regulated, freezable stablecoins rather than avoiding them, signaling genuine institutional adoption rather than regulatory avoidance.
For transactions over $10,000, Hinkal requires an Integrity Check to comply with regulations and block sanctioned entities. The implementation uses zero-knowledge proofs to verify identity without exposing personal data.
The ZK-TLS Method via Reclaim Protocol generates a zero-knowledge proof on the user's device confirming prior verification on major exchanges like Coinbase or Binance. Hinkal receives only the final cryptographic proof confirming verification status, never seeing names, IDs, exchange accounts, or personal documents.
For users preferring traditional verification, partners AiPrise or zkMe collect and process identity documents directly, with Hinkal receiving only a pass/fail status for whitelisting.
This two-tier approach serves different institutional requirements:
The cryptographic verification model aligns with enterprise expectations for both confidentiality and regulatory compliance, removing the false choice between privacy and auditability.
Aztec Network approaches blockchain confidentiality through a dedicated zkRollup architecture on Ethereum. The project began development in 2018, launched its Ignition Chain mainnet in November 2025, with its native AZTEC token becoming transferable following a Token Generation Event on February 12, 2026. The solution focuses on programmable privacy through smart contracts written in Noir, a custom zero-knowledge programming language.
Aztec's architecture centers on enabling developers to create custom privacy logic within smart contracts. This programmable approach gives development teams flexibility in designing privacy-preserving applications tailored to specific use cases.
Key characteristics of Aztec's approach:
Aztec's strength lies in serving Ethereum-native developers building privacy-first decentralized applications. The platform's programmable approach suits teams that want granular control over privacy implementation and are comfortable working within Ethereum's ecosystem exclusively.
The historical TVL of $1.2B in private pools during the Aztec Connect era demonstrates developer and user interest in Ethereum privacy solutions.
Canton Network takes a fundamentally different approach by operating as a permissioned blockchain purpose-built for institutional finance. Backed by major financial institutions including Goldman Sachs, BNP Paribas, and DTCC, Canton has achieved significant scale in traditional financial workflows.
Canton's selective disclosure architecture allows granular control over transaction visibility. For example, this enables a bank to see cash while a registrar sees only securities within the same transaction. This sub-transaction privacy control serves complex institutional requirements.
Key characteristics of Canton's approach:
Canton's scale in institutional finance is substantial, with $6T+ in assets and $280B in trades flowing through the network. This demonstrates proven adoption for specific institutional use cases, particularly tokenized securities and traditional financial products.
The network's Canton Coin is the native utility token used to pay for transaction fees and reward network participants.
The three solutions serve distinct segments of the enterprise blockchain market, with Hinkal uniquely positioned for companies requiring confidential settlement across public blockchains without architectural changes.
Multi-Chain Compatibility
For enterprises operating across multiple public blockchains (which describes most companies with meaningful on-chain treasury operations), Hinkal provides unified confidentiality without fragmenting solutions across chains.
Recipient Onboarding Requirements
Hinkal's zero recipient friction proves critical for enterprises settling with large numbers of counterparties. Payment service providers, payroll platforms, and OTC desks can begin confidential settlements immediately without onboarding each recipient to new technology.
Compliance Architecture
Hinkal's built-in compliance eliminates the development burden of implementing KYT and disclosure mechanisms from scratch, accelerating time-to-production for compliance-conscious enterprises.
Hinkal's $400M+ in volume with 6 independent security audits demonstrates production-ready reliability. Enterprises can deploy confidential settlement workflows in weeks rather than building from scratch or waiting for ecosystem development.
The Hinkal Wallet provides multichain wallet shielding for enterprises requiring continuous confidentiality for all account activity, while Hinkal Pay serves teams needing per-transaction confidential settlement without changing their existing operations.
For enterprises evaluating confidential settlement solutions, Hinkal addresses key limitations present in both Aztec and Canton architectures while delivering immediate production readiness.
Aztec's Ethereum-only architecture creates operational challenges for enterprises that transact across multiple blockchains. Companies settling on Solana, Tron, Polygon, or other chains must implement separate privacy solutions for each network, fragmenting their confidential settlement infrastructure.
Hinkal operates natively across Ethereum, Solana, Tron, Polygon, Arbitrum, Optimism, Base, and other chains. This unified approach means a single SDK integration provides confidential settlement across your entire multi-chain operations, eliminating the complexity of managing separate privacy implementations.
Canton's permissioned network model serves traditional financial institutions operating in regulated environments, but creates barriers for companies that need confidential settlement on public blockchains. Moving operations to a separate permissioned network requires changing custody arrangements, onboarding counterparties to new infrastructure, and potentially limiting interoperability with public chain ecosystems.
Hinkal operates on public blockchains where your operations already exist. The non-custodial architecture means you maintain existing custody relationships, counterparties use their existing wallets, and you retain full access to public chain infrastructure while gaining confidentiality.
Both Aztec and Canton require recipients to interact with their specific architectures. For Aztec, counterparties must use Aztec-specific flows and tooling. For Canton, participants must join the permissioned network. This bilateral onboarding requirement creates significant operational friction when settling with thousands of merchants, employees, contractors, or partners.
Hinkal's zero recipient setup means counterparties simply connect their existing wallets. A payment service provider integrates Hinkal once and immediately begins confidential settlements with their entire merchant network, regardless of which wallets those merchants use. No recipient onboarding, no migration, no integration required on the counterparty side.
Aztec's programmable privacy model gives developers flexibility but requires building compliance controls from scratch. Implementing KYT screening, selective disclosure, and regulatory reporting mechanisms adds development time and ongoing maintenance burden.
Hinkal provides compliance controls out of the box. Chainalysis KYT integration blocks flagged wallets at the deposit layer, Viewing Keys enable selective disclosure to auditors and regulators, and custom pool deployments serve heavily regulated entities. These built-in capabilities accelerate time to production while satisfying institutional risk management requirements.
Hinkal's $400M+ in volume with 6 independent security audits provides immediate production readiness. Enterprises can deploy confidential settlement workflows in weeks, with proven reliability across multiple chains and established security track record.
For companies requiring confidential settlement on public blockchains without changing custody arrangements, fragmenting solutions across chains, or waiting for ecosystem maturity, Hinkal delivers the most practical path to operational confidentiality.
Schedule a demo to see how Hinkal integrates with your existing workflows.
