smart contract security audits

Our smart contract security audits adhere to a stringent process, with the objective of detecting even the most inventive and elusive vulnerabilities, exploits, and loopholes within the protocol logic.

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Trusted by:

Securrency
Fathom
Lido
1inch
Aave
Polygon Village
Safe
WisdomTree
Rarible
Starknet Foundation
Aztec
Shardlabs
Alpaca Finance
Manta Network
The Keep3r Network
Mantle Network
deBridge
Altitude.fi
Zunami Protocol
Rho Protocol
Amphor
StableUnit

Our Expertise

Languages

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Solidity

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CAIRO

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Rust

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Vyper

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30+
projects audited
450+
vulnerabilities
found
$25B+
TVL Saved
90 K+
total lines of
code audited

Technologies

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Layer 2
Solutions

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Zero
Knowledge
Solutions

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EVM-Based
Solutions

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Services Portfolio

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Code Review

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Pre-Audit

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Smart Contract
Audit

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Subscription
Smart Contract
Audit

01
Objective

Initial assessment of code quality and structure

Quick evaluation to highlight major vulnerabilities

Comprehensive security and functionality assurance

Ongoing, periodic smart contract security assessments

02
Scope

Code readability and maintainability

Highlights critical architectural issues

All aspects of the smart contract

Regular, comprehensive reviews, adapting to code changes and updates over time

03
Duration

Relatively faster, surface-level review

3 days

1-6 weeks depending on scope

Continuous engagement over a set period

04
Outcome

Summary of code health and potential improvements

Summary of major vulnerabilities and insights

Detailed report on vulnerabilities and risks

Regular audit reports with ongoing security insights

05
Frequency

Regular checks throughout development

As needed, especially before a full audit

At critical development milestones

Scheduled at regular intervals (e.g., monthly)

06
Ideal For

Ongoing development projects

Projects seeking a quick security overview

Projects where security is vital

Projects with continuous development

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Service Advantage

Quick feedback on code quality;
Cost-effective

Fast turnaround;
Cost-effective;
Initial security insight

Free if followed by the Smart Contract Audit

In-depth analysis;
Comprehensive security assurance;
Official Badge

Continuous monitoring;
Adapts to code changes;
Fixed auditing team;
Guaranteed time slots

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Code Review

icon

Pre-Audit

icon

Smart Contract
Audit

icon

Subscription
Smart Contract
Audit

01
Objective

Initial assessment of code quality and structure

Quick evaluation to highlight major vulnerabilities

Comprehensive security and functionality assurance

Ongoing, periodic smart contract security assessments

02
Scope

Code readability and maintainability

Highlights critical architectural issues

All aspects of the smart contract

Regular, comprehensive reviews, adapting to code changes and updates over time

03
Duration

Relatively faster, surface-level review

3 days

1-6 weeks depending on scope

Continuous engagement over a set period

04
Outcome

Summary of code health and potential improvements

Summary of major vulnerabilities and insights

Detailed report on vulnerabilities and risks

Regular audit reports with ongoing security insights

05
Frequency

Regular checks throughout development

As needed, especially before a full audit

At critical development milestones

Scheduled at regular intervals (e.g., monthly)

06
Ideal For

Ongoing development projects

Projects seeking a quick security overview

Projects where security is vital

Projects with continuous development

07
Service Advantage

Quick feedback on code quality;
Cost-effective

Fast turnaround;
Cost-effective;
Initial security insight

Free if followed by the Smart Contract Audit

In-depth analysis;
Comprehensive security assurance;
Official Badge

Continuous monitoring;
Adapts to code changes;
Fixed auditing team;
Guaranteed time slots

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Discover why leading projects trust OXORIO.
Let's write your success story together.

HOW DOES IT WORK

  1. icon

    CONTACT

    Send us your scope, dates, and
    project details

  2. icon

    ESTIMATE

    We agree on the price
    and the deadline

  3. icon

    AUDIT

    We start the auditing
    process

  4. icon

    PRELIMINARY REPORT

    We send the preliminary
    report to your team

  5. icon

    FIXES

    Your team fixes the issues

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    FINAL REPORT

    We examine your fixes,
    update, share and publish
    final report

Interactive Reports System

Unlike standard PDF reports, our interactive system allows clients to easily track each finding's severity, location in the code and status, streamlining the remediation process.

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Why Choose OXORIO

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People-Oriented Approach

  1. Personalized
    Communication

    Our KYA (Know Your Auditor) approach promotes trust and transparency from the start. Clients have the opportunity to meet their auditors and participate in kickoff calls, ensuring a strong foundation for the audit process.

  2. Client-Specific
    Knowledge Base

    We maintain a knowledge base and audit history for each client, allowing us to provide more contextual and informed assessments in following projects.

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Expertise and Team Composition

  1. Experienced Team

    Our auditors bring a minimum of 5 years of experience in the field, ensuring high expertise in every review.

  2. Tailored Audit Teams

    We carefully choose teams of at least three specialists, based on their speciality, ensuring a diverse and comprehensive approach to each audit.

  3. Permanent Team with
    Portfolio Experience

    We have a stable team of auditors that has broad experience with working with unicorn clients, ensuring consistency and reliability.

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Audit Process and Scope

  1. Holistic Analysis

    Our audits go beyond the immediate scope, identifying vulnerabilities that may arise from interactions with other modules or systems.

  2. Beyond Smart Contracts

    Our expertise extends to auditing deployment scripts, contract updates, and off-chain infrastructure, providing a holistic security review.

  3. Regular Updates

    Clients receive interim reports every 1-2 weeks, keeping them informed and engaged throughout the audit process.

Public Reports

Visit our Public Reports to see a full list of audited projects

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Aave v3.2 Liquid eModes
  • Date:
    2024-09-12
  • Findings:
    7
  • Lines of code:
    2709
full audit
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WisdomTree ERC20 Basic Token Standard
  • Date:
    2024-08-30
  • Findings:
    14
  • Lines of code:
    1479
full audit
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WisdomTree ERC20 Controlled Token Standard
  • Date:
    2024-08-30
  • Findings:
    14
  • Lines of code:
    1479
full audit
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WisdomTree ERC20 Revocable Token Standard
  • Date:
    2024-08-30
  • Findings:
    14
  • Lines of code:
    1479
full audit
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WisdomTree ERC20 Revocable Compliance Token Standard
  • Date:
    2024-08-30
  • Findings:
    19
  • Lines of code:
    1479
full audit
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WisdomTree Digital Token Standards V3 Framework
  • Date:
    2024-08-23
  • Findings:
    37
  • Lines of code:
    1499
full audit
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Lido wstETH on BNB Deployment Verification
  • Date:
    2024-08-02
  • TVL:
    36419000000
  • Findings:
    5
  • Lines of code:
    1000
full audit
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Altitude
  • Date:
    2024-07-16
  • Findings:
    36
  • Lines of code:
    7373
full audit
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Mansa Tranches
  • Date:
    2024-06-05
  • Findings:
    16
  • Lines of code:
    191
full audit
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Privacy Pools v1
  • Date:
    2024-05-24
  • Findings:
    31
  • Lines of code:
    399
full audit
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Zunami Protocol v2 Reaudit 2
  • Date:
    2024-04-30
  • TVL:
    2210000
  • Findings:
    16
  • Lines of code:
    582
full audit
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Zunami Protocol v2 Reaudit
  • Date:
    2024-04-15
  • TVL:
    2210000
  • Findings:
    36
  • Lines of code:
    5702
full audit
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Rho Protocol
  • Date:
    2024-04-10
  • TVL:
    30520000
  • Findings:
    28
  • Lines of code:
    8860
full audit
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Fathom Vaults
  • Date:
    2024-03-28
  • TVL:
    7200000
  • Findings:
    27
  • Lines of code:
    2723
full audit
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Zunami Protocol v2
  • Date:
    2024-02-06
  • TVL:
    2210000
  • Findings:
    14
  • Lines of code:
    4132
full audit
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Fathom Stablecoin
  • Date:
    2024-01-19
  • TVL:
    7200000
  • Findings:
    32
  • Lines of code:
    4590
full audit
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Lido EasyTrack
  • Date:
    2023-10-18
  • TVL:
    36419000000
  • Findings:
    9
  • Lines of code:
    545
full audit
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Lido v2 off-chain
  • Date:
    2023-05-10
  • TVL:
    36419000000
  • Findings:
    11
  • Lines of code:
    5500
full audit
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Lido v2 on-chain
  • Date:
    2023-05-10
  • TVL:
    36419000000
  • Findings:
    43
  • Lines of code:
    5500
full audit
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Lido on Polygon RequestWithdraw Fix
  • Date:
    2023-03-24
  • TVL:
    36419000000
  • Findings:
    1
  • Lines of code:
    883
full audit
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Fathom DAO
  • Date:
    2023-01-18
  • TVL:
    7200000
  • Findings:
    75
  • Lines of code:
    2393
full audit
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1inch Fusion v1
  • Date:
    2022-12-28
  • TVL:
    592630000
  • Findings:
    23
  • Lines of code:
    1130
full audit
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Bitlend Protocol
  • Date:
    2022-10-05
  • TVL:
    231000
  • Findings:
    11
  • Lines of code:
    100
full audit
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Lido Governance Crosschain Bridges
  • Date:
    2022-08-15
  • TVL:
    36419000000
  • Findings:
    8
  • Lines of code:
    404
full audit
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Lido L2
  • Date:
    2022-07-21
  • TVL:
    36419000000
  • Findings:
    9
  • Lines of code:
    904
full audit
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Lido Jumpgate
  • Date:
    2022-05-04
  • TVL:
    36419000000
  • Findings:
    12
  • Lines of code:
    144
full audit
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Lido on Polygon PR67
  • Date:
    2022-04-25
  • TVL:
    36419000000
  • Findings:
    4
  • Lines of code:
    3334
full audit
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Lido on Polygon PR69
  • Date:
    2022-04-25
  • TVL:
    36419000000
  • Findings:
    9
  • Lines of code:
    3363
full audit
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Lido on Polygon
  • Date:
    2022-03-10
  • TVL:
    36419000000
  • Findings:
    186
  • Lines of code:
    2153
full audit

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