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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What matters before researchers get involved: a checklist for preparing smart contracts for review.

How to Prepare for a Smart Contract Review?

Use this smart contract audit checklist to get review-ready. Cover threat models, testing, access control, and deployment.
Paul
July 29, 2025
Guides
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July 29, 2025
U.S. OBBBA 2025 shapes a compliant framework for digital assets, guiding institutions toward secure, transparent DeFi systems.

OBBBA Act: New Security Standards for Digital Assets

Cantina enables DeFi organizations to align with OBBBA compliance by delivering reviewable, secure, and institution-ready infrastructure.
Paul
July 25, 2025
News
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July 25, 2025
EigenCloud empowers teams to build verifiable applications with offchain execution, programmable enforcement, and modular trust architecture.

Secure by Design: Programmable Trust on EigenCloud

EigenCloud enables offchain execution with cryptoeconomic guarantees. AVSs define correctness while EigenVerify ensures enforcement and dispute resolution.
Paul
July 25, 2025
Case Studies
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July 25, 2025
Comprehensive guide to securing DePIN systems, from smart contracts and hardware to orchestration layers and governance paths.

DePIN Security Best Practices

A technical guide to securing DePIN systems across contracts, devices, orchestration, and governance - designed for real-world infrastructure.
Paul
July 24, 2025
Spearbit
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July 24, 2025
Pectra’s upgrade triggered a $2M client and spec review. Cantina led the coordination to validate Ethereum’s next milestone release.

Cantina × Ethereum: $2M Pectra Security Competition

Cantina and the Ethereum Foundation coordinated a $2M competition reviewing every client and spec ahead of the Pectra upgrade.
Paul
July 24, 2025
News
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July 24, 2025
Web3SOC brings structured classification to DeFi. Coinbase partners with Cantina to advance institutional standards and transparency.

Coinbase Collaborates with Cantina to Advance Web3SOC

Coinbase joins Cantina to advance Web3SOC a classification system for operational security and regulatory readiness in institutional DeFi
Paul
July 23, 2025
News
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July 23, 2025
How stablecoin operators can align with the UK’s FCA CP25/14, with a focus on permission logic, custody, redemptions, and operational resilience.

Institutional Index: UK Stablecoin Rules

UK regulators move on stablecoins. Cantina outlines security risks and system design patterns critical for compliance with FCA CP25/14.
Paul
July 22, 2025
News
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July 22, 2025
Cantina powers $34M+ in bug bounties for top Web3 orgs. Structured rewards and expert reviews enable high-signal, scalable security.

Cantina Bug Bounty Programs: $34M+ in Active Opportunities

Cantina powers over $34M in bug bounty opportunities across leading Web3 organizations.
Paul
July 18, 2025
Ecosystem
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July 18, 2025
Coinbase and Cantina launch a $5M bounty program focused on securing Coinbase’s onchain products.

A Closer Look at Coinbase’s $5M Bug Bounty Program on Cantina

Coinbase launches a $5M bug bounty with Cantina, opening its full onchain stack including Base for expert-led vulnerability discovery and review.
Paul
July 17, 2025
News
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July 17, 2025
Stress-testing DeFi agents with Spearbit to catch model failures, unscoped logic, and runtime risks before production.

DeFi AI: Securing the Autonomous Frontier

Spearbit stress-tests DeFi agents to validate logic, prevent failure under pressure, and close gaps static audits miss in live model-based execution.
Paul
July 15, 2025
Spearbit
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July 15, 2025
How Sui and Aptos enforce token control using capabilities, deny lists, and programmable policies.

Token Capabilities in Move-Based Architectures

Explore how Sui and Aptos enforce token rules through capabilities, deny lists, and policy logic to build secure, compliant Move-based systems.
Paul
July 15, 2025
Spearbit
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July 15, 2025
End-to-end view of Cantina’s security management system—streamlining triage, findings, and reviewer coordination.

Cantina Code: Purpose-Built Security Infrastructure

Explore how Cantina’s unified dashboard simplifies security review coordination, offering seamless access to active projects, teams, and workflows.
Paul
July 10, 2025
Changelog
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July 10, 2025
ZKVMs introduce new proof surfaces, Spearbit ensures constraint logic, relay governance, and Bitcoin integration are secure before production deployment.

ZKVMs and Bitcoin: Security Across Proof Systems

Spearbit evaluates zkVM logic, circuit constraints, and Bitcoin relays to secure verifiable compute across cross-chain environments and zero-knowledge systems.
Paul
July 10, 2025
Spearbit
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July 10, 2025
Explore how Coinbase’s $5M bug bounty on Cantina advances security best practices for institutional-grade onchain infrastructure.

Coinbase and Cantina launch $5M bounty to set a new benchmark for security

Coinbase’s $5M bug bounty program on Cantina targets its onchain infra and Base smart contracts, setting a new bar for Web3 security standards.
Paul
July 8, 2025
News
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July 8, 2025
Leaders from DeFi and finance convene at Cantina Summit to shape institutional adoption

Cantina Summit: Securing Institutional Adoption in Web3

Cantina’s summit convened leading DeFi and finance voices to address institutional needs. Explore the outcomes and how Web3SOC supports adoption.
Paul
July 4, 2025
News
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July 4, 2025
Rule-based yield infrastructure from Gauntlet and Aera V3, tested in Cantina’s security competition for institutional DeFi readiness.

Gauntlet x Aera V3: Institutional Vault Infrastructure

Gauntlet and Aera V3 enable structured DeFi vaults with institutional-grade risk controls, validated through a Cantina security competition.
Paul
July 3, 2025
Ecosystem
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July 3, 2025
Learn how Symbiotic enables permissionless validator control using vaults and resolvers, backed by Spearbit’s expert protocol reviews.

Restaking Systems: Inside Symbiotic’s Validator Model

Explore how Symbiotic enables modular validator coordination using vaults, resolvers, and operator opt-ins to support secure, customizable restaking.
Paul
July 3, 2025
Spearbit
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July 3, 2025
Aave and Cantina’s $100K mainnet CTF tests live Ethereum contracts under real attack conditions.

Aave and Cantina Launch a $100,000 Mainnet CTF

Aave and Cantina launch a $100K challenge across four scoped contracts. Researchers test under structured conditions with real rewards and defined scope.
Paul
June 27, 2025
News
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June 27, 2025
Web3SOC helps DeFi organizations align with Fortune 500 expectations in security, governance, compliance, and operations.

Web3SOC and the Fortune 500 Threshold

Web3SOC gives DeFi organizations a clear path to align with the security and governance standards expected by Fortune 500 institutions.
Paul
June 25, 2025
News
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June 25, 2025
Spearbit’s hands-on reentrancy testing secures protocols beyond automation — expert reviews, simulation-based insight, and operational impact.

Reentrancy in Smart Contracts: Detection & Defense

Reentrancy in smart contracts. Spearbit identifies critical risks missed by automated tools through expert-driven modeling and real attack simulations.
Paul
June 24, 2025
Spearbit
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June 24, 2025
DEX security lifecycle visualization covering risk domains, technical assessments, and post-launch strategies.

DEX Security Best Practices

Discover how top DEXs secure smart contracts, oracles, and infrastructure with Spearbit’s full-lifecycle approach to risk modeling and protocol resilience.
Paul
June 20, 2025
Spearbit
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June 20, 2025
Cantina’s Web3SOC framework for assessing institutional-grade DeFi readiness.

Web3SOC: A New Standard for Institutional DeFi

Cantina introduces Web3SOC, a framework for evaluating DeFi organizations’ institutional readiness across security, compliance, governance, and operations.
Paul
June 20, 2025
News
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June 20, 2025
Operational security support for protocols under attack—Cantina Incident Response enables fast mitigation and active threat containment.

Web3 Incident Response Services for Protocol Security

Cantina’s Incident Response delivers rapid, end-to-end support for Web3 exploits: simulating attacks, tracing assets, and restoring security in real time.
Paul
June 17, 2025
News
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June 17, 2025
New on-chain trust layer in Solana embeds compliance and identity logic at the wallet level for composable protocol access.

Solana’s New Attestation Layer Changes On-Chain Trust

Cantina breaks down Solana’s new Attestation Service, what it changes for identity, compliance, and how protocols should adapt their security models.
Paul
June 16, 2025
Case Studies
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June 16, 2025
New features improve access control and help clients focus on high-priority bounty findings from the start.

Streamlined Access Management and Bounty Review

Cantina adds an Account Security page for session control and default filters for faster bug triage in bounty programs.
Paul
June 15, 2025
Changelog
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June 15, 2025
Advanced fuzzing in Web3: Combining manual review and automation to identify critical smart contract vulnerabilities.

Custom Fuzzing for Smart Contract Security

Fuzzing for smart contract security done right, Spearbit blends expert insight with custom harnesses to uncover bugs beyond black box automation.
Paul
June 11, 2025
Spearbit
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June 11, 2025
Security gaps in RWA protocols shown across access control, cross-chain flow, and real-world capital alignment.

What It Takes to Secure Real-World Assets

Security for RWAs requires protocol logic that reflects legal access, user eligibility, and operational constraints, not just code correctness.
Paul
June 4, 2025
Spearbit
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June 4, 2025
Cantina’s framework connects security findings to operational continuity, valuation clarity, and investor confidence

Mapping Smart Contract Risks to Capital Exposure

Cantina’s risk matrix maps smart contract findings to real-world capital risks like governance drift, NAV distortion, and operational failure.
Paul
June 3, 2025
Best Practices
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June 3, 2025
This milestone builds on past Cantina–Euler efforts, including record-setting competitions and structured reviews

Cantina and Euler Launch $500,000 Live Mainnet CTF

Euler and Cantina launch a $500K live CTF on Ethereum mainnet, inviting researchers to test real contracts under real liquidity conditions.
Paul
June 3, 2025
News
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June 3, 2025
New Cantina features streamline bounty workflows, enhance visibility, and support scalable program management across teams

Smarter Bug Bounty Management With Cantina

Cantina introduces better scope controls, reward settings, insights, and workflows for managing effective Web3 bounty programs.
Paul
May 30, 2025
Changelog
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May 30, 2025
Spearbit and Cantina unify to streamline security access from deep reviews to scalable services

Spearbit and Cantina: A New Standard in Web3 Security

Spearbit and Cantina now operate as a unified platform, aligning deep reviews and scalable workflows for secure, efficient organization development.
Paul
May 26, 2025
News
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May 26, 2025
Cantina simulates prover behavior and edge-case conditions to surface hidden vulnerabilities

ZKP Security Flaws Auditors Commonly Overlook

Cantina uncovers the real risks in ZKP systems, where flawed integration, weak state logic, and unsafe assumptions lead to critical failures.
Paul
May 23, 2025
Best Practices
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May 23, 2025
Cartoon-style illustration of a smiling Cantina tardigrade mascot with chubby features.
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