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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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.
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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.
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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.
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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.
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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
Visual representation of ZKP integration in Layer 2 architecture showing sequencers, coordinators, and proof validation on Ethereum.

Demystifying Zero-Knowledge Proofs in Web3 Security

Explore how zero-knowledge proofs enable verifiable computation in blockchain, scaling, privacy, and security—with insights from Spearbit’s seminar.
Spearbit contributor
Spearbit
June 8, 2023
Best Practices
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June 8, 2023
Hero image depicting ethical hackers securing a Web3 project through a bug bounty program, enhancing cybersecurity and resilience.

Why Bug Bounty Programs Are Key to Securing Web3 Projects

Boost your Web3 security with bug bounty programs! Discover how ethical hackers protect decentralized projects from exploits and vulnerabilities. Read more now!
Cantina contributor
Cantina
Best Practices
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Smart contract security audit report with findings categorized by risk level and resolution status, including critical, high, medium, and low risks.

Understanding Smart Contract Security Review Reports

Learn to interpret smart contract security reports: risk assessment, key vulnerabilities, and action steps from Cantina's real-world security review examples.
Cantina contributor
Cantina
Best Practices
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How Cantina's optimized approach transforms smart contract audits: faster, specialized, and more efficient security reviews for Web3

Smart Contract Audit Redefined by Cantina

Explore Cantina smart contract security reviews: faster, cost-effective, and reliable. Unlock modular workflows, tailored services, and specialized tools today!
Cantina contributor
Cantina
Best Practices
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Smarter smart contract security – Cantina delivers efficient audits to safeguard dApps, protect funds, and ensure blockchain integrity.

Secure Your Smart Contracts: A Comprehensive Review Guide

Explore the essential steps and best practices for smart contract security reviews to protect your decentralized applications and investments.
Cantina contributor
Cantina
Best Practices
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Security analyst reviewing smart contract code on multiple monitors, with blockchain visualization in background.

Smart Contract Audit Guide: Traditional vs. Cantina Reviews

Explore smart contract audit benefits, costs, and security features. Compare traditional audits with Cantina's modern approach for maximum blockchain security.
Cantina contributor
Cantina
Security Guides
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Cartoon-style illustration of a smiling Cantina tardigrade mascot with chubby features.
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