Cantina Blog

Navigate Web3 security through shared knowledge.

Web3SOC is the institutional due diligence standard for DeFi.

Web3SOC: The Institutional Due Diligence Standard for DeFi

Web3SOC is a maturity framework for DeFi due diligence, scoring operational, financial, security, and regulatory readiness for institutions and teams.
Paul
January 27, 2026
News
Cantina offers free DNS monitoring and baseline scans to spot DNS abuse, hijacks, and lookalike domains early, then escalate to MDR for fast response.

Cantina Launches Free DNS Monitoring for Early Threat Signal

Get free DNS monitoring and baseline scans to map your domain surface area, catch DNS abuse early, and tighten posture before users are impacted.

SOC 2 Type II achieved Cantina’s controls for security availability and confidentiality independently audited and verified.

Cantina Achieves SOC 2 Type II Certification

Cantina announces SOC 2 Type II certification and a continued commitment to audited enterprise grade security and operational maturity.

Cantina MDR secures Web3 protocols through real time incident response

Managed Detection and Response for Digital Asset Economy

Cantina’s MDR bridges detection containment and recovery for digital assets organizations ensuring fast structured and trusted response under threat

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Platform improvements streamlining security assessment workflow.

Cantina’s Security Platform Update: 3rd December 2024

Discover Cantina’s latest security platform updates, including new shortcuts and improved bug bounty management features. Start exploring today!
Hilary contributor avatar
Hilary
December 3, 2024
Changelog
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December 3, 2024
Largest bug bounty in crypto: Uniswap and Cantina's $15.5M security initiative.

Uniswap v4 Bug Bounty: Cantina’s $15.5M Reward

Discover how Cantina collaborated on Uniswap v4’s $15.5M bug bounty, setting new standards for web3 security.
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samaraadmin
November 26, 2024
News
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November 26, 2024
New framework for enhancing security collaboration through reputation scores.

Cantina’s Reputation Scores and Security Collaboration Tools

Explore Cantina’s reputation scores and collaboration tools, transforming Web3 security practices. Learn more.
Admin contributor avatar
samaraadmin
November 22, 2024
Security Guides
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November 22, 2024
Platform changelog: New comment resolution tools for security reviews.

November 2024: Cantina’s Comment and Security Updates

Explore Cantina’s November updates, featuring enhanced comment resolution and streamlined security tools.
Admin contributor avatar
samaraadmin
November 18, 2024
Changelog
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November 18, 2024
Essential DNS security measures for protecting Web3 protocols.

Prevent DNS Hijacking: Web3 Security Best Practices

Learn how to protect your web3 project from DNS hijacking with proven strategies and actionable security insights.
Admin contributor avatar
samaraadmin
November 4, 2024
News
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November 4, 2024
Comprehensive L1/L2 security framework for blockchain infrastructure protection.

L1/L2 Security Playbook: Protecting Blockchain Platforms

Explore Cantina’s strategies for securing L1/L2 platforms and protecting blockchain ecosystems. Read the full playbook.
Admin contributor avatar
samaraadmin
November 1, 2024
Security Guides
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November 1, 2024
Platform update: Improved team collaboration tools for security assessment.

Cantina’s October 2024 Updates: Team Triaging Tools

Discover Cantina’s October updates, including team triaging roles and new security tools for enhanced collaboration.
Admin contributor avatar
samaraadmin
October 23, 2024
Changelog
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October 23, 2024

Centrifuge Router Deep Dive: Security Flaw

This deep dive unpacks a critical flaw in Centrifuge’s router contract, its exploitation risk, and how ownership checks now protect DeFi vault assets.
Spearbit contributor
Spearbit
October 15, 2024
Case Studies
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October 15, 2024
Cantina Assistant launch improving smart contract vulnerability detection.

Cantina’s October 2024 Update: Security Chatbot and Tools

Explore Cantina’s October 2024 updates, featuring the new security chatbot and enhanced tools for seamless security reviews. Discover more.
Platform author
system_generated
October 4, 2024
Changelog
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October 4, 2024
Discover how Fastlane Atlas miscalculated bids in solver operations and how it impacted MEV and protocol reliability.

Solver Operation Flaw in Fastlane Atlas

Discover how a critical bug in solverMetaTryCatch() caused bid miscalculations in Fastlane Atlas and how it was resolved to protect MEV fairness and funds.
Spearbit contributor
Spearbit
September 30, 2024
Case Studies
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September 30, 2024
Comprehensive DeFi security case study: Euler protocol review.

Euler Case Study: Strengthening DeFi Security with Cantina

Learn how Cantina partnered with Euler to enhance DeFi security through expert vulnerability assessments and strategic solutions.
Platform author
system_generated
September 26, 2024
Case Studies
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September 26, 2024
Cantina's exclusive fellowship tiers and incentives for top security researchers.

Cantina Fellowship Program: Empowering Security Researchers

Discover how Cantina’s Fellowship Program supports and trains security researchers to tackle advanced web3 and blockchain challenges.
Cantina contributor avatar
Cantina Bouncer
September 11, 2024
News
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September 11, 2024
Platform updates improving security review efficiency with new templates and filters.

Cantina’s September 2024 Update: Security Enhancements

Explore Cantina’s September 2024 security enhancements, including feature improvements and a focus on researcher collaboration.
Cantina contributor avatar
Cantina Bouncer
September 2, 2024
Changelog
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September 2, 2024
Platform changelog detailing enhanced security workflow features and optimizations.

Cantina’s August 2024: Security Workflows and Updates

Stay updated on Cantina’s August 2024 enhancements, including streamlined security workflows and collaboration tools.
Cantina contributor avatar
Cantina Bouncer
August 26, 2024
Changelog
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August 26, 2024
Cantina anniversary - Building the future with security researchers.

Celebrating a Year of Security Innovations and Researchers

Reflect on Cantina’s first year of empowering security researchers, hosting competitions, and advancing blockchain security.
Cantina contributor avatar
Cantina Bouncer
August 26, 2024
News
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August 26, 2024
DeFi's largest security bug bounty: Uniswap v4 $2.35M competition hosted by Cantina.

Cantina’s $2.35M Security Competition for Uniswap

Explore Cantina’s $2.35M bug bounty for Uniswap, a milestone competition in blockchain security innovation.
Cantina contributor avatar
Cantina Bouncer
August 16, 2024
News
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August 16, 2024
Spearbit vCISO provides expert security guidance across development stages to help protocols scale securely and audit-ready.

vCISO for Web3: Security at Every Dev Stage

Learn how Spearbit’s vCISO helps protocols build securely from day one—boosting review readiness, architecture, and long-term security posture.
Spearbit contributor
Spearbit
July 24, 2024
Best Practices
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July 24, 2024
Achieving high test coverage improves protocol security, lowers costs, and prepares projects for effective external reviews

Testing for Secure Smart Contracts and Protocols

Explore unit, E2E, and fuzz testing for web3. Learn how better test coverage leads to fewer bugs, lower costs, and stronger protocol security.
Spearbit contributor
Spearbit
July 23, 2024
Best Practices
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July 23, 2024
Collaboration between Spearbit and SAP to review smart contracts for secure NFT distribution at scale

SAP NFT Platform Security Case Study by Spearbit

See how Spearbit helped SAP strengthen its NFT Management platform with expert security review, smart contract fixes, and gas optimizations.
Spearbit contributor
Spearbit
July 22, 2024
Case Studies
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July 22, 2024
Morpho x Cantina partnership showcase - Leading DeFi vulnerability assessment collaboration.

Morpho Case Study: Advancing DeFi Vulnerability Assessments

See how Cantina helped Morpho improve its DeFi security through detailed vulnerability assessments and expert-driven solutions.
Cantina contributor avatar
Cantina Bouncer
June 24, 2024
Case Studies
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June 24, 2024
Introducing a deep dive into protocol architecture and vulnerability analysis

Numerical Analysis Tips for DeFi Audits

Learn numerical audit strategies used in Cron Finance’s TWAMM review—covering overflows, rounding errors, and SMT solver insights for DeFi security.
Spearbit contributor
Spearbit
March 31, 2024
Best Practices
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March 31, 2024
Operational security assessment: Cantina x Kwenta collaboration case study.

Strengthening Kwenta’s Security: OpSec Review by Cantina

Explore how Cantina’s OpSec review enhanced Kwenta’s security posture, protecting critical assets in a decentralized environment.
Cantina contributor avatar
Cantina Bouncer
March 29, 2024
Case Studies
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March 29, 2024
Cantina x zkSync collaboration: Detailed analysis of zero-knowledge protocol security.

zkSync Security Insights: A Cantina Case Study

Explore how Cantina enhanced zkSync’s security by uncovering critical vulnerabilities in Layer 2 scaling solutions.
Cantina contributor avatar
Cantina Bouncer
February 8, 2024
Case Studies
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February 8, 2024
Visual guide of security readiness steps for protocols including system specification, testing, and review preparation milestones

Security Review Readiness for Protocol Teams

Learn how to prepare your protocol for a security review—key QA, test coverage, checklists, code freezes, and team coordination tips included.
Spearbit contributor
Spearbit
January 10, 2024
Best Practices
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January 10, 2024
Web2 security necessity: Cantina and Open Security's collaborative approach to protocol security.

Web2 Security: The Missing Link in Web3 Protocol Protection

See how Open Security’s Web2 review bolstered ArConnect’s Web3 protocol with Cantina’s guild service— a case study in blockchain security.
Cantina contributor avatar
Cantina Bouncer
October 18, 2023
Case Studies
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October 18, 2023
Seminar overview on LayerZero’s approach to secure cross-chain messaging, delivered by CTO Ryan Zarick at Spearbit.

LayerZero’s Cross-Chain Security Model Explained

Explore LayerZero’s cross-chain security model, Pre-Crime system, client diversity, and upgrade risk in this deep dive from a Spearbit seminar.
Spearbit contributor
Spearbit
August 21, 2023
Case Studies
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August 21, 2023
Cantina's DeFi security review: Comprehensive analysis of Maple Finance protocol implementation.

Maple Finance: A DeFi Security Case Study by Cantina

Discover how Cantina strengthened Maple Finance’s DeFi security through expert vulnerability assessments and proactive solutions.
Cantina contributor avatar
Cantina Bouncer
August 18, 2023
Case Studies
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August 18, 2023
Completed Web3 security crowdfunding: $100k raised for Solady audit with partner logos.

Enter Cantina: Revolutionizing Web3 Security Solutions

Discover how Cantina’s launch transformed web3 security with cutting-edge solutions and community-driven tools.
Cantina contributor avatar
Cantina Bouncer
July 7, 2023
News
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July 7, 2023
Banner introducing Spearbit’s deep dive into the Platypus Finance hack, featuring insights from DeFi researcher Spreek.

Platypus Finance Exploit Deep Dive by Spreek

Explore Spreek’s analysis of the Platypus Finance exploit—how the attack worked, what went wrong, and lessons for future DeFi threat detection.
Spearbit contributor
Spearbit
June 26, 2023
Case Studies
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June 26, 2023
Solady smart contract security audit announcement.

Solady Security Review: Cantina’s Inaugural Contribution

Learn about Cantina’s inaugural project, a comprehensive Solady security review uncovering vulnerabilities in smart contract architecture.
Cantina contributor avatar
Cantina Bouncer
June 16, 2023
Security Guides
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June 16, 2023
Banner for Spearbit seminar recap on Arbiter, a tool for forward testing and simulating DeFi strategies with real EVM parity.

Simulating DeFi With Arbiter by Primitive Finance

Explore Arbiter by Primitive Finance—an open-source tool for fast, EVM-compatible DeFi simulations with agents, backtesting, and performance insights.
Spearbit contributor
Spearbit
June 15, 2023
Best Practices
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June 15, 2023
Hero section showcasing 'Introducing Cantina', Web3 security marketplace.

Introducing Cantina: Web3 security marketplace

Discover how our unique marketplace connects clients with top security researchers to elevate security standards in the Web3 ecosystem.
Cantina contributor avatar
Cantina Bouncer
June 12, 2023
News
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June 12, 2023
Cartoon-style illustration of a smiling Cantina tardigrade mascot with chubby features.
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