Proof of

Proof of Reserves is an independent audit conducted by Hacken which aims to ensure that on-chain holding of cryptocurrencies by exchanges matches up with users’ balances.

Proof Of Reserves Audit
protected clients
ecosystem partners
top-class engineers
years of expertise

Ensure transparency and trust in your exchange with our Proof of Reserves validation service.

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Trusted by leading exchanges like,, and Bit2Me, our service validates your holdings with a rigorous and transparent audit process, reinforcing confidence among your users and stakeholders.

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Go to Proof of Reserves Validation

Benefits of Proof of Reserves by Hacken

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In cooperation with we’ve been developing and improving Proof of Reserve methodology since 2019.

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We provide the highest level of general and internal confidentiality of the exchange database.

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All data is secured and stored safely by a tier-1 Web3 cybersecurity auditor.

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You'll work with a dedicated team and customer success manager who will help with implementation to improve data security and compliance in your company.

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Successful Proof of Reserves audit with Hacken increases the Trust Score of your exchange on & CoinGecko.

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Hacken is trusted by leading cryptocurrency exchanges, blockchain organizations and major Web3 projects.

Proof of Reserves audit is essential

  • Proves the adequacy of on-chain funds to cover customer liabilities.

  • Shows good faith by implementing self-regulatory measures during times of market turbulence.

  • Meets the increasing demand for assurance regarding digital asset reserves.

How does PoR audit work?

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Submit the required documentation and get the estimation of the process scope, timeline, and price.

1 - 2 days

  • 1

    Engagement and scope definition

  • 2

    Reconciliation of liabilities

  • 3

    Formation of the Merkle Tree & Verifier (optional)

  • 4

    Prove assets ownership

  • 5

    Verification of assets

  • 6


On average, it takes from 10 to 15 business days to complete the audit.

What does Proof of Reserves audit report includes?

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  • Calculation and streamlined view of all liabilities (Client Liability Report).

  • Verifiable evidence of reserve holdings to reassure customers and stakeholders (Total Reserves Balance).

  • Calculated reserves ratio for all liabilities in in-scope assets.

View report exampleView our methodology

PoR audit is the key to trust, security, and transparency

  • CoinGecko logo

    All crypto exchanges should do merkle-tree proof-of-reserves. Binance will start to do proof-of-reserves soon. Full transparency.

    Booby Ong

    Co-founder, CoinGecko
  • Binance logo

    "Hacken’s work to analyze our recent Proof of Reserves update is a great example of the power of community feedback."


  • Aurora logo

    "Hacken has provided mature security audits with a proactive approach, prompt communication and valuable security recommendations. We appreciate our partnership and would recommend collaboration with Hacken to anyone keen to strengthen their code’s resilience."




  • What is Proof of Reserves?
  • What projects need a PoR audit?
  • Can I conduct a Proof of Reserves audit myself?
  • ​​How long does a Proof of Reserves audit take?
  • Why should I trust Hacken?

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