DeFi hacks can run into millions of dollars, so blockchain security and quick incident investigation are critical for decentralized finance projects. PeckShield is a well-known name in the blockchain security space, but it’s worth exploring other providers who can offer services such as smart contract auditing, stolen-fund tracking, real-time threat monitoring and exploit forensics.
In this guide, I’ll introduce the best PeckShield competitors for DeFi exploit forensics, comparing their key capabilities, security services, and strengths, to help you find the best solution for your project’s needs.
What Is PeckShield and What Does It Offer?
Smart Contract Audits: PeckShield conducts audits on intelligent contracts to uncover vulnerabilities, coding errors, and security flaws that malicious actors could leverage to attack DeFi protocols and electronic assets.
DeFi Exploit Detection: It helps to identify suspicious activities and potential exploits affecting decentralized finance platforms, allowing security teams to investigate threats and mitigate further financial losses.
Stolen Funds Tracking. PeckShield facilitates blockchain investigations by analyzing suspicious transactions and tracing potentially stolen cryptocurrency across addresses to assist investigators in understanding the flow of assets following security incidents.
Threat Monitoring in Real Time: Its security solutions allow to monitor blockchain activity, identify suspicious transactions, and detect new threats that could affect decentralized applications and financial protocols.
Blockchain Threat Intelligence PeckShield offers security intelligence to help organizations understand attack patterns, identify malicious addresses and assess emerging risks across blockchain ecosystems.
Incident Investigation: PeckShield helps security teams break down blockchain hacks, analyze malicious transactions, identify root causes of vulnerabilities, and create remediation plans to strengthen protocol security.
Blockchain Security Research: It focuses on the vulnerabilities of blockchain and the weaknesses of intelligent contracts and attack techniques to help developers understand risks and improve the security of decentralized applications.

Security Risk Assessment: PeckShield helps blockchain projects identify potential security vulnerabilities, assess the risks of the protocol, and take preventative measures to protect user funds and improve overall resilience.
What Is PeckShield and What Does It Offer?
Smart Contract Auditing PeckShield audits smart contract audits for code errors, exploitable vulnerabilities, and security weaknesses that may pose a threat to DeFi protocols, blockchain applications, and user funds.
DeFi Exploit Detection: PeckShield detects suspicious blockchain activities and possible DeFi exploits, empowering project teams to analyze threats, identify attack patterns, and mitigate further financial losses.

Stolen Funds Tracking: PeckShield supports blockchain investigations by examining suspicious transactions, and tracing potentially stolen cryptocurrency across wallet addresses, helping investigators understand asset movements after security breaches.
Real-Time Threat Monitoring: PeckShield provides security monitoring to identify suspicious transactions, monitor blockchain activities, and identify emerging threats targeting decentralized finance platforms and smart contract systems.
Blockchain Threat Intelligence: PeckShield delivers security intelligence on malicious addresses, attack methods, and new blockchain threats, helping organizations assess risks and enhance their security strategies.
Incident Investigation: PeckShield assists security teams in investigating blockchain exploits by examining suspicious transactions, pinpointing exploited vulnerabilities, and formulating remediation strategies to avert future occurrences of such incidents.
Blockchain Security Research: PeckShield researches vulnerabilities in blockchain, smart contract technology, and attack methods, so developers may better understand emerging risks and improve the security of decentralized applications.
Security Risk Assessment PeckShield assists blockchain projects in assessing technical vulnerabilities, evaluating potential attack scenarios, and putting in place preventive security measures to safeguard digital resources and improve protocol resilience.
Key Points
| Rival | Key Point |
|---|---|
| BlockSec | Specializes in real-time on-chain attack detection, transaction simulation, exploit analysis, and incident response through its Phalcon security platform. |
| CertiK | Provides blockchain security auditing, threat intelligence, Skynet monitoring, and post-exploit forensic investigations across DeFi ecosystems. |
| SlowMist | Known for blockchain threat intelligence, stolen fund tracking, hack investigations, and comprehensive security incident analysis. |
| Halborn | Delivers smart contract audits, blockchain penetration testing, exploit investigations, and security assessments for DeFi protocols. |
| Trail of Bits | Offers advanced security research, smart contract auditing, vulnerability analysis, and forensic reviews of blockchain exploits. |
| Quantstamp | Focuses on smart contract security, attack analysis, risk assessment, and post-incident investigations for Web3 and DeFi projects. |
| OpenZeppelin | Combines smart contract auditing, monitoring tools, incident response services, and security guidance for decentralized applications. |
| Hacken | Provides Web3 security audits, vulnerability assessments, bug bounty programs, and forensic support following protocol breaches. |
| Zellic | Recognized for deep technical security reviews, exploit research, cryptographic analysis, and complex DeFi vulnerability investigations. |
| Sigma Prime | Delivers blockchain security consulting, protocol audits, exploit analysis, and forensic assessments for Layer-1 and DeFi ecosystems. |
1. BlockSec
BlockSec is a blockchain security company that primarily focuses on DeFi exploit forensics and real-time threat monitoring. Its Phalcon platform allows the detection of suspicious transactions before attacks that cause major losses, and provides detailed post-incident analysis after exploits have occurred.

The company investigates attack vectors, traces stolen funds across multiple chains, and assists protocols with incident response. BlockSec supports the major networks like Ethereum, BNB Chain, Arbitrum, Polygon and other EVM ecosystems. With attack prevention, transaction simulation and forensic intelligence, it provides a strong alternative to PeckShield.
Pros
- Security Monitoring Solutions: We provide real-time detection of suspicious blockchain transactions and potential DeFi exploits.
- Smart Contract Auditing – Find flaws in contract logic, permissions, and protocol interactions before deployment.
- Incident Investigation: Helps to analyze attacks, and helps teams to understand how vulnerabilities were exploited.
- DeFi Security Expertise: Provides security solutions that can be applied to decentralized finance protocols and blockchain applications.
Cons
- Coverage is service-specific. Networks & features supported are subject to selected product.
- The Limits of Recovery: Tracing the trail of stolen assets does not guaranty the money can be recovered.
- Integration Requirements: Certain monitoring solutions might require technical integration and configuration.
- Enhanced Security: Projects may still require independent audits, penetration testing or specialist forensic services.
2. CertiK
CertiK provides DeFi protocols with smart contract audits, blockchain monitoring, forensic investigation services. Through its Skynet security platform, it constantly scans on-chain activity for exploits, malicious transactions and abnormal wallet behavior.

CertiK helps projects track down stolen assets, analyze attack methods, identify vulnerabilities and upgrade security post-attack. The company supports a wide range of blockchain ecosystems including Ethereum, BNB Chain, Solana, Avalanche, and Polygon.
With a broad security stack that comprises audits and threat intelligence, it is among the most recognized names in blockchain security.
Advantages
- Smart Contract Audits and Security Assessments: Comprehensive auditing for blockchain projects.
- Web3 Threat Intelligence: Security monitoring and intelligence to identify potential threats in Web3.
- Extensive Ecosystem Expertise: Enables security evaluations across a variety of blockchain ecosystems.
- Incident analysis: Helps investigate vulnerabilities and understand security incidents impacting blockchain applications.
Cons
- Service Costs: Comprehensive security assessments and constant monitoring can be financially demanding.
- False Positives – Automated detection systems may flag suspicious activity that needs to be manually verified.
- Scope Limitations: An audit only looks at code and components agreed upon as part of the audit scope.
- No Promised Safety: Security threats are ever changing, projects can be exploited even if audited.
3. SlowMist
SlowMist is well-known for its blockchain threat intelligence, exploit investigation and stolen fund tracing. The company tracks hacker wallets, analyzes attack methods and helps exchanges and protocols respond to security incidents.

SlowMist offers smart contract auditing, wallet security audits and ongoing monitoring solutions to mitigate risks of attacks. It supports multiple blockchains like Ethereum, Bitcoin, Solana, Tron, BNB Chain and other prominent chains.
It is a top competitor to PeckShield in forensic analysis with its experience in investigating hacks and tracking cross-chain asset movements vast.
Advantages
- Blockchain Forensics – Assists in investigating suspicious transactions and tracing potentially stolen cryptocurrency.
- Security Audits: Identifies vulnerabilities in intelligent contracts and blockchain apps.
- Threat Intelligence: Provides security information that can help teams to identify malicious activity.
- Incident Investigation: Supports the analysis of attacks and technical remediation post-security incidents.
Disadvantages
- Tracing Stolen Cryptocurrency Is Uncertain: Tracing stolen cryptocurrency does not mean the asset will be recovered.
- Technical Complexity: Forensic investigations and security assessments may need specialized skills in blockchain.
- Variations in Coverage: The supported networks and services will vary per engagement.
- Operational Dependencies: Effective incident handling may require coordination with exchanges, protocol teams and other investigators.
4. Halborn
Halborn is a blockchain security assessment company specializing in smart contract security penetration testing and incident response. After an exploit, Halborn helps organizations investigate root causes, identify vulnerabilities and strengthen the protocol’s defenses.

The company monitors malicious activity and provides detailed security reports to aid remediation efforts. Halborn supports a variety of blockchain networks including Ethereum, Solana, Avalanche, Polygon, Cosmos-based chains and Layer-2 platforms.
Its offensive security testing and post-exploit investigation services make it a good choice for projects wanting enterprise level security expertise.
Halborn Pros
- Penetration Testing : Helps to find weaknesses of blockchain applications and related infrastructure that could be used.
- Smart Contract Audits: Reviews contract logic, control of access, and attack vectors.
- Protocol Security: Ability to evaluate larger blockchain systems and infrastructure, depending on the engagement.
- Remediation Guidance: Provides technical findings to help development teams improve their security controls.
Downsides
- Monitoring Requirements: For ongoing real-time threat detection, projects may need separate solutions.
- Cost of engagement: specialized security assessments may be too expensive for smaller projects.
- Limited Audit Scope: Un-audited contracts, integrations or infrastructure may still be vulnerable.
- Recovery dependency. Further specialist services may be required for stolen-asset tracing and recovery.
5. Trail of Bits
Trail of Bits is a premier cybersecurity research firm that specializes in smart contract auditing and vulnerability analysis. The company conducts thorough forensic investigations to understand how the exploits occurred and identifies vulnerabilities in the protocol architecture.

Its experts look at attack transactions, audit codebases and propose security enhancements to prevent future incidents. Trail of Bits works with a lot of blockchain ecosystems and top Web3 projects.
The firm’s research-driven approach, deep technical expertise and ability to uncover complex vulnerabilities makes it one of the strongest options for DeFi exploit investigations.
Pros Trail of Bits
- Advanced Security Research: Uses deep technical expertise to solve complex software and blockchain security problems.
- Code Analysis – Uses security review and analysis techniques to discover subtle flaws in implementation.
- Developer Tools: Security tools to help with testing and vulnerability discovery.
- Protocol Expertise: Assists in evaluating complex intelligent contracts, cryptographic aspects and blockchain infrastructure.
Cons.
- More Investment: Specialized audits and high-end security research can be costly for smaller teams.
- Technical Complexity: The results are complex for even experienced developers to understand and implement.
- Separate monitoring needs Organizations may need separate platforms for continuous transaction monitoring.
- Limited Focus on Recovery Its core security expertise doesn’t naturally translate into services for stolen-fund recovery.
6. Quantstamp
Quantstamp secures DeFi projects with blockchain security audits, risk assessments, and forensic support after incidents. After an exploit, its team dives into attack vectors, traces fund movements and evaluates contract weaknesses that enabled the breach. Quantstamp also offers ongoing monitoring solutions to spot suspicious activity before it can cause major damage.

The company covers Ethereum, Solana, BNB Chain, Polygon, Avalanche and a few up-and-coming blockchain networks. The combination of preventive security services and forensic expertise makes it a trusted choice for projects that require comprehensive protection for their blockchain.
Advantages
- Smart Contract Audit: Helps to identify the contract vulnerabilities and errors in implementation before deployment.
- DeFi Security: Provides security audits for decentralized finance applications and protocols.
- Risk Reduction: Audit results inform developers on what to fix first and improve contract reliability.
- Proactive Strategy: Encourages improvements in security before vulnerabilities lead to financial damage.
Cons
- Audit Limitations: An audit can’t guaranty that it will uncover all vulnerabilities.
- Monitoring Gaps: Periodic assessments do not replace continuous threat monitoring.
- Risks of Code Changes: New integrations and contract upgrades increase the attack surface.
- Specialized Forensics: Separate services may be needed for dedicated stolen-fund tracing and emergency incident response.
7. OpenZeppelin’s
OpenZeppelin is known for smart contract security and secure blockchain development frameworks. The company also supports projects in identifying exploits, evaluating compromised contracts and strengthening protocol governance and security controls, in addition to audits.

OpenZeppelin Defender provides monitoring and automation capabilities to help with threat detection and incident response. The company targets Ethereum and EVM compatible ecosystems, backing a wide range of DeFi applications. PeckShield has a strong track record in secure smart contract development and is a trusted name in protocol security and forensics.
Pros
- Trusted Contract Libraries: Contains popular smart contract libraries that promote secure development practices.
- Security Audits: Finds vulnerabilities in contracts and decentralized applications.
- Developer Resources: Provides tools and documentation that assist developers in implementing well-known security patterns.
- Upgradeability knowledge : Provides security expertise for upgradable contracts and access control mechanisms.
Cons
- Implementation risks Existing libraries don’t eliminate the risk of vulnerabilities due to misconfiguration or misintegration.
- Additional Monitoring: Developers may need separate tools for live exploit alerts and transaction monitoring.
- Custom Logic Vulnerabilities Even if you use standard libraries, application-specific code can have weaknesses.
- Scope of Service: Security audits and development tools do not include forensic investigations or asset recovery unless explicitly requested.
8. Hacken,
Hacken provides Web3 security services such as smart contract audits, bug bounty programs, threat intelligence and exploit investigation. When security incidents happen, Hacken assists projects by analyzing attack vectors, locating vulnerable code, and tracing suspicious transactions.

The company also offers organizations the ability to improve security practices by implementing continuous testing and monitoring solutions. Hacken has supported a number of blockchain ecosystems including Ethereum, BNB Chain, Polygon, Solana and Avalanche. The combination of preventative security services and forensic expertise makes it a strong contender in the DeFi security space.
Pros
- Web3 Security Audits: Examine intelligent contracts and blockchain applications for vulnerabilities
- Penetration Testing. Aids in uncovering security vulnerabilities within applications and underlying systems.
- Security Assessments: Assists organizations in starting a journey to improve their overall cybersecurity posture.
- Blockchain expertise: Security services for decentralized applications and cryptocurrency projects.
Cons:
- Service Variations The available capabilities will vary by product and engagement chosen.
- Additional Monitoring Expenses: Constant monitoring and other security services may add to the total costs.
- No Guarantyd Security Audits and Penetration Tests can not prevent all possible attacks.
- Forensic Dependencies: More tracing and recovery specialists may be needed for complex cryptocurrency theft cases.
9. Zelic
Zellic is a leading provider of advanced smart contract security audits, exploit research, and cryptography analysis. The firm looks for complex vulnerabilities that are often missed by standard audit methodologies and provides detailed forensic explanations following attacks. Zellic aids protocols in understanding the mechanics of exploits, assessing security risks, and enhancing contract design.

The company works across Ethereum, Solana, Cosmos ecosystems, Layer-2 networks and emerging blockchain infrastructures. Its highly technical approach and focus on sophisticated security issues make it especially attractive for projects that require deep forensic expertise.
Pros:
- Deep Technical Audits: Analyzes complex intelligent contracts and blockchain protocols for subtle vulnerabilities.
- Security Research Uses research-based methods to identify sophisticated attack vectors.
- Protocol Analysis: Assesses security threats of complex blockchain designs and implementations.
- Detailed Findings Provides technical details that help development teams fix the underlying security weaknesses.
Cons
- Specialist Costs: Deep security research can require a big budget.
- Technical Requirements: Complex audit recommendations may require experienced blockchain developers for implementation.
- Limited Live Monitoring: Projects may need additional tools to monitor threats on-chain continuously.
- Forensic Scope: Independent confirmation of dedicated asset tracing and emergency response should be confirmed.
10. Sigma Prime
Sigma Prime is a blockchain security company that focuses on protocol audits, infrastructure assessments, and exploit analysis. In the wake of security incidents, the firm conducts detailed investigations to pinpoint the source of attacks, reveal software vulnerabilities and suggest mitigation methods.

Sigma Prime also supports continuous security improvements through code reviews and architecture assessments. The company has extensive experience with Ethereum, staking systems, Layer-1 protocols and decentralized infrastructure projects.
It has solid expertise in blockchain protocol security and incident response, making it a respected alternative to PeckShield for DeFi exploit forensics.
Pros
- Ethereum Expertise Experience in Ethereum security and blockchain protocol engineering.
- Smart Contract Audits: Assists in detecting vulnerabilities in the contract code and protocol interactions.
- Infrastructure Security: Can assess blockchain clients and supporting infrastructure, depending on engagement.
- Technical Research: Facilitates deep analysis of protocol weaknesses and implementation difficulties.
Cons:
- Ecosystem Fit: Organizations that plan to engage specialized blockchain platforms should verify the presence of relevant expertise.
- Monitoring Requirements: Additional monitoring platforms may be needed to provide continuous threat detection.
- Specialist Resources Advanced protocol reviews can be time-consuming and technical in nature.
- Incident Response Coverage Additional providers may be needed for live exploit handling and stolen-asset recovery.
Conclusion
To conclude, PeckShield plays an important role in DeFi security, providing smart contract auditing, exploit detection, stolen-fund tracking, threat monitoring and incident investigation. Its blockchain security research and risk assessment capabilities enable projects to identify vulnerabilities, investigate suspicious transactions and strengthen protocol defenses. These services are useful for decentralized finance platforms handling electronic assets and complex intelligent contracts.
However, organizations must pair security audits with ongoing surveillance, frequent testing and effective incident response planning. Choosing the right security provider depends on blockchain coverage, technical skills, investigation capabilities, and project requirements. Proactive security approach to reduce risks can increase DeFi resilience.
FAQ
What is PeckShield?
PeckShield is a blockchain security company that focuses on smart contract auditing, DeFi exploit detection, blockchain threat intelligence, and security investigations to help protect decentralized applications and digital assets.
What services does PeckShield offer?
PeckShield offers smart contract audits, vulnerability detection, blockchain security research, suspicious transaction analysis, threat monitoring, and support for investigating DeFi security incidents.
How does PeckShield help detect DeFi exploits?
PeckShield analyzes blockchain activities, smart contract vulnerabilities, and suspicious transaction patterns to help security teams identify potential exploits and investigate threats affecting decentralized finance protocols.
Can PeckShield track stolen cryptocurrency?
PeckShield supports blockchain investigations that analyze suspicious transactions and trace potentially stolen cryptocurrency across wallet addresses. However, tracking assets does not guarantee their recovery.
Why is smart contract auditing important for DeFi projects?
Smart contract auditing helps identify coding errors, access-control weaknesses, and exploitable vulnerabilities before attackers can use them to compromise protocols or steal digital assets.



