Frequently Asked Questions

CertiK provides end-to-end blockchain security, compliance, and infrastructure services to elevate all stages of your Web3 journey. These services include smart contract audits, formal verification, penetration testing, Proof of Reserves, bug bounty programs, validator and node operations, AML and risk intelligence, and DLT advisory for institutions building or integrating blockchain systems.

CertiK supports exchanges, custodians, DeFi protocols, stablecoin issuers, tokenization platforms, financial institutions, enterprises adopting distributed ledger technology, and public blockchain ecosystems seeking institutional-grade security.

CertiK provides a structured pathway from strategy and architecture design to security validation, compliance alignment, infrastructure deployment, and ongoing monitoring. This allows institutions to move into Web3 with controlled risk and regulatory readiness.

CertiK combines deep blockchain-native expertise with traditional security disciplines. Its services are built specifically for decentralized systems, smart contracts, and on-chain environments while integrating compliance and operational risk frameworks.

No. CertiK works with both crypto-native teams and traditional institutions entering blockchain markets, including regulated entities that require auditability, transparency, and alignment with compliance requirements.

CertiK supports projects from early-stage design and code review through launch, monitoring, validator operations, compliance reporting, and real-time risk intelligence, providing continuous security rather than one-time assessments.

Through independent audits, formal verification, Proof of Reserves attestations, AML monitoring tools, and public transparency signals through Skynet, CertiK enables projects to demonstrate measurable security and operational accountability.

Blockchain systems introduce unique risks, including irreversible transactions, smart contract logic flaws, cross-chain dependencies, custody vulnerabilities, and regulatory complexity. CertiK’s services are designed specifically to address these technical and systemic risks.

Web3 penetration testing is a proactive security assessment that simulates real-world cyberattacks to identify vulnerabilities across applications, networks, and infrastructure before malicious actors can exploit them. It combines blockchain expertise with traditional offensive security techniques to protect smart contracts, custody systems, wallets, and backend services.

Web3 environments introduce unique risks such as smart contract interactions, key management, on-chain/off-chain communication, and custody infrastructure. Effective Web3 penetration testing requires deep knowledge of blockchain architecture, decentralized systems, and compliance frameworks in addition to traditional web and network security testing.

CertiK tests applications (web, mobile, desktop, browser extensions, APIs), internal and external networks, blockchain RPC infrastructure, cloud environments (AWS, Azure, GCP), AI-integrated dApps, SDKs, and source code to uncover business logic, cryptographic, and dependency risks across the full Web3 stack.

Penetration testing helps identify exploitable weaknesses before attackers do, reducing the risk of financial loss, data breaches, and reputational damage. It also demonstrates a clear commitment to security, strengthening user confidence and ecosystem trust.

CertiK delivers a comprehensive report that includes an executive summary, threat modeling, detailed technical findings, severity classifications, reproduction steps, proof-of-concept evidence, and actionable remediation recommendations tailored to the project’s risk profile.

CertiK’s pentesters employ the same tactics, techniques, and procedures as threat actors. This includes reconnaissance, vulnerability analysis, exploitation attempts, privilege escalation, and lateral movement to evaluate how an attacker could gain and maintain unauthorized access.

The process includes five phases: preparing and defining scope, exploring assets through reconnaissance, exploiting identified vulnerabilities, escalating privileges to simulate deeper compromise, and delivering detailed findings with remediation guidance to strengthen defenses.

CertiK aligns testing methodologies with industry-recognized standards such as OWASP, NIST, PTES, and CREST, and supports regulatory frameworks including SOC 2, ISO 27001, MiCA, DORA, HKSFC, and MAS, helping projects meet both technical and compliance-driven security requirements.

Completed penetration tests are reflected on a project’s profile, contributing to improved Skynet Score metrics in Code and Operational categories. Public pentest records provide transparent proof of security efforts to the broader Web3 community.

CertiK’s in-house team consists of certified security professionals with both offensive and defensive expertise, backed by continuous research in Web2 and Web3 security. This research-driven approach enables the team to stay ahead of emerging threats and deliver high-impact, real-world testing results.

Formal verification is a mathematical process used to prove that a smart contract or blockchain protocol behaves exactly as intended. Instead of relying solely on manual review, formal verification uses machine-readable specifications and theorem proving to check all possible execution paths, helping eliminate entire classes of vulnerabilities.

Traditional audits often rely on manual code review, which is flexible but inherently “best effort.” Formal verification goes further by mathematically proving that defined security and correctness properties always hold, ensuring that no undiscovered logical flaws remain within the specified scope.

Smart contracts are immutable once deployed, meaning that vulnerabilities can lead to irreversible losses. Formal verification provides mathematical guarantees about contract behavior, reducing risks and strengthening trust among users, investors, and ecosystem partners.

Formal verification can identify complex logical errors, subtle consensus flaws, incorrect arithmetic handling, reentrancy risks, token standard inconsistencies, and protocol-level edge cases that may not be detectable through manual inspection alone.

CertiK’s Custom Formal Verification involves security specialists creating precise, machine-readable specifications tailored to a project’s unique logic. These specifications are mathematically verified using CertiK’s proprietary systems, delivering the highest level of assurance beyond automated checks.

CertiK automatically verifies common properties for widely used smart contract standards such as ERC-20 and ERC-721. This includes checks for token behavior consistency, access control constraints, and common exploit patterns.

Yes. CertiK formally verifies blockchain building blocks, including consensus protocols, masterchain contracts, modular frameworks, zkVM components, and even foundational infrastructure such as enclave hypervisors.

By mathematically analyzing all possible execution paths, formal verification increases coverage beyond what human reviewers can realistically achieve. It ensures that specified properties hold across every scenario, not just sampled test cases.

CertiK has completed thousands of audits using formal verification techniques and has contributed to the formal verification of major blockchain frameworks, zkVMs, and infrastructure components. Its pioneering approach enables projects to move from startup launch to enterprise-grade security with mathematically proven assurance.

A smart contract is a self-executing program deployed on a blockchain that automatically enforces rules and executes transactions when predefined conditions are met. Unlike traditional contracts, smart contracts run exactly as coded without intermediaries, enabling decentralized applications (dApps), token transfers, DeFi protocols, and other Web3 services to operate transparently and autonomously.

A smart contract audit is a comprehensive security assessment of blockchain code conducted by expert auditors to identify vulnerabilities, logic errors, and security risks. The goal is to ensure that the contract functions as intended and to provide clear remediation guidance before deployment.

Smart contracts often secure billions of dollars in value and are immutable once deployed. Audits help prevent costly exploits, protect user funds, and demonstrate a project’s commitment to security and operational integrity.

CertiK combines expert manual code review, AI-powered analysis, and optional formal verification to evaluate contract logic, security controls, and overall functionality. This layered approach ensures thorough coverage of potential risks.

Audits can uncover reentrancy risks, access control flaws, arithmetic errors, improper token standard implementation, logic inconsistencies, and other security weaknesses that could lead to fund loss or unintended behavior.

Yes. Completed smart contract audit reports are publicly available, supporting transparency within the Web3 ecosystem and allowing users, exchanges, and investors to independently review a project’s security posture.

Formal verification is an optional advanced step that mathematically proves smart contract behavior against custom specifications. It goes beyond manual and automated review to provide strong guarantees about contract correctness within the defined scope.

With thousands of completed audits, tens of thousands of findings, and extensive experience across Web3 platforms, CertiK is trusted by major exchanges and industry leaders. Its combination of scale, technical rigor, and collaborative approach helps projects launch securely and efficiently.

Know Your Customer (KYC) is a due diligence process used to verify the identity of individuals and teams behind a project. In Web3, KYC helps establish accountability and credibility by confirming that real, vetted individuals are responsible for a protocol or platform, without necessarily making their identities public.

While anonymity is a core feature of Web3, trust remains essential for users, exchanges, and launchpads. KYC verification helps prevent fraud, reduce the risk of malicious actors, and demonstrate that a project team has undergone independent identity screening and background checks.

CertiK’s KYC is designed specifically for Web3, balancing privacy and accountability. It allows teams to prove their legitimacy to trusted partners and the broader market while keeping sensitive personal information confidential and protected.

No. CertiK’s KYC process is confidential. Verified identities are securely reviewed and stored in accordance with strict data protection standards, but personal details are not publicly disclosed unless required by the agreed-upon terms.

CertiK’s KYC processes align with globally recognized compliance standards, including ISO 27001 and SOC 2, ensuring robust data protection, operational security, and controlled access to sensitive information.

Project teams gain enhanced credibility, while exchanges, launchpads, investors, and community members benefit from increased transparency and reduced counterparty risk. KYC serves as a signal of seriousness and long-term commitment.

Many leading exchanges and launchpads require some form of identity verification before listing a project. CertiK KYC can help streamline this process by providing an independent, trusted verification recognized across the industry.

KYC helps deter rug pulls, fraud, and bad-faith actors by establishing accountability behind a project. It strengthens ecosystem integrity and reduces the likelihood that anonymous teams will disappear without consequence.

As global regulations evolve, identity verification plays a growing role in compliance. CertiK KYC helps projects align with emerging standards and expectations around transparency, operational resilience, and risk management.

Skynet is CertiK’s real-time Web3 security platform that provides data-driven insights into the security and overall health of blockchain projects. It combines on-chain monitoring with expert off-chain analysis to help users conduct due diligence and navigate the ecosystem with confidence.

The Skynet Score is a dynamic, 360-degree rating that evaluates a project’s real-time security posture and operational health. It aggregates over 20 on-chain and off-chain signals to deliver a clear, at-a-glance indicator of a project’s standing.

The Skynet Score incorporates multiple dimensions of analysis, including code security, operational risk, governance signals, and other key metrics derived from continuous monitoring and expert review. These signals are updated in real time to reflect changes in project behavior.

Skynet is designed for investors, exchanges, builders, researchers, and community members who want to evaluate project risk, discover new opportunities, and make more informed Web3 decisions.

Skynet provides comprehensive project profiles that combine audit history, on-chain activity, real-time alerts, and security analytics. This allows users to move beyond marketing narratives and assess a project’s true security posture.

Skynet offers free tools, including the Skynet Score, curated leaderboards, token scanning, security quests, social sentiment dashboards, and curated Web3 news to help users analyze projects and stay informed.

Token Scan is a Skynet feature that allows users to instantly evaluate a token contract for potential risk vulnerabilities, providing quick insight into contract security before interacting with it.

Skynet Leaderboards highlight top projects across categories such as new launches, fundraising, and verified teams, helping users discover and compare projects based on security and credibility metrics.

Skynet continuously monitors projects and provides real-time score updates, alerts, and security news. This proactive approach enables users to track changes in risk posture and respond quickly to emerging threats.

Yes. Skynet provides free access to its core security analysis tools, leaderboards, and dashboards, making comprehensive Web3 security intelligence accessible to both builders and community members.

Anti-Money Laundering (AML) refers to the laws, regulations, and processes designed to prevent criminals from disguising illicit funds as legitimate assets. In crypto, AML focuses on monitoring blockchain transactions, identifying suspicious activity, and ensuring compliance with global financial regulations.

SkyInsights is CertiK’s on-chain intelligence and risk analytics platform built to support regulatory compliance, AML/CFT screening, and crypto risk management. It provides real-time blockchain data analysis, structured labeling, and risk scoring to help organizations detect and mitigate illicit activity.

SkyInsights supports exchanges, DeFi protocols, custodians, financial institutions, compliance teams, and security platforms that require real-time blockchain intelligence to manage risk and meet regulatory obligations.

The SkyInsights API delivers real-time address screening, transaction monitoring, entity attribution, behavioral classification, and risk scoring. It integrates directly with AML systems and compliance workflows to enable automated and scalable risk assessment.

Address labeling classifies blockchain addresses by identifying associated entities, such as exchanges, dApps, or mixers, as well as behavioral indicators, such as scams, exploits, or sanctions exposure. This structured intelligence helps teams understand who they are interacting with on-chain.

Address risk scoring evaluates the likelihood that a wallet address is involved in suspicious or illicit activity based on historical patterns, behavioral analysis, and threat intelligence. The result is a structured risk rating that supports faster compliance decisions.

Transaction risk scoring assesses the risk of a specific blockchain transaction by analyzing its attributes and the addresses involved. This enables compliance teams to identify high-risk transfers before or shortly after execution.

Traditional monitoring tools often lack real-time context and behavioral depth. SkyInsights enhances detection by combining dynamic on-chain telemetry, structured entity-behavior classification, and CertiK’s threat intelligence models for more granular and actionable insights.

SkyInsights supports multiple blockchain networks and maintains hundreds of millions of address labels across dozens of entity categories and subcategories, enabling broad ecosystem visibility and comprehensive risk coverage.

SkyInsights enables AML/CFT screening, transaction monitoring, and investigative analysis aligned with evolving crypto regulations. By providing real-time intelligence and structured risk data, it helps organizations enforce compliance standards while maintaining operational efficiency.

A bug bounty program is a crowdsourced security initiative that rewards ethical hackers for responsibly disclosing vulnerabilities in a project’s code, infrastructure, or applications. Instead of waiting for exploits, projects proactively invite security researchers to identify and report issues before malicious actors can.

Web3 projects operate in a high-risk environment where smart contracts, APIs, and infrastructure are constantly targeted. Bug bounties create continuous security assessment by leveraging skilled white-hat hackers who can uncover vulnerabilities beyond traditional audit timelines.

CertiK provides a fully managed, end-to-end bug bounty platform that connects projects with a global community of ethical hackers. Projects launch a bug bounty program, receive vetted submissions, and reward qualified findings directly, with structured oversight from CertiK’s security engineers.

CertiK offers 0% fees on bounty payouts, meaning that white-hat hackers receive the full reward amount. The platform also provides professional submission screening, triage support, and integration with Skynet metrics to strengthen trust and transparency.

CertiK’s security engineers review and validate incoming vulnerability reports to filter out duplicates, false positives, or out-of-scope findings. Qualified issues are escalated with actionable guidance to help project teams implement appropriate fixes efficiently.

Three key groups participate: projects seeking security reinforcement, ethical hackers submitting vulnerability reports, and community users who monitor bounty activity and security posture via leaderboards and trust indicators.

Depending on the scope, ethical hackers may report smart contract flaws, business logic errors, API weaknesses, infrastructure misconfigurations, Web2 vulnerabilities, and other security risks affecting funds, data, or operational integrity.

While audits provide a structured, time-bound review, bug bounties offer ongoing, crowdsourced security testing after launch. This continuous model helps identify edge cases or emerging attack vectors that may arise over time.

Remediated bug bounty findings are integrated with Skynet metrics, improving a project’s overall trust score and demonstrating an ongoing commitment to proactive security management.

CertiK combines its Web3 security expertise, global ethical hacker community, structured triage process, and 0% payout fee model to provide projects with scalable, continuous protection, and enhanced credibility within the Web3 ecosystem.

Distributed ledger technology, or DLT, is a decentralized system for recording, validating, and synchronizing data across multiple nodes without relying on a central authority. Blockchains are a type of DLT, but DLT can also include private and permissioned ledger systems used by institutions for secure, transparent, and tamper-resistant recordkeeping.

DLT security solutions encompass strategy, architecture design, security assessments, and compliance support for organizations building distributed ledger systems. These services cover on-chain smart contracts, off-chain infrastructure, governance design, and regulatory readiness.

Financial institutions, enterprises, custodians, exchanges, and organizations deploying public, private, or permissioned ledgers require DLT security services to ensure operational resilience, data integrity, and regulatory alignment.

DLT advisory services guide institutions through chain selection, consensus design, validator topology, tokenization models, governance structures, cross-chain architecture, and the integration boundaries between on-chain and off-chain systems.

DLT security assessments evaluate smart contracts, protocols, consensus mechanisms, cross-chain dependencies, governance systems, and infrastructure components. Reviews focus on authorization controls, fund safety, business logic integrity, and upgrade mechanisms.

Yes. Security validation extends beyond smart contracts to include backend APIs, mobile and web portals, cloud infrastructure, custody workflows, key management systems, and operational security controls.

CertiK supports public blockchains such as Ethereum and Solana, private frameworks like Quorum and Besu, and institutional networks, including permissioned ledger environments. Coverage spans L1s, L2s, bridges, nodes, wallets, and identity systems across multiple programming languages.

DLT compliance advisory bridges technical implementation with regulatory expectations. Services include regulatory mapping, gap analysis, remediation roadmaps, and license readiness support aligned with frameworks such as MiCA, DORA, MAS, SOC 2, and ISO 27001.

Continuous security extends assurance post-launch through real-time on-chain monitoring, infrastructure support, AML/KYT tools, and ongoing risk intelligence to proactively detect incidents and maintain regulatory alignment.

CertiK helps turn DLT strategy into production-ready systems by managing core network infrastructure, deploying secure on-chain services such as stablecoins and tokenized assets, and building enterprise-grade support systems that bridge traditional backend services with decentralized ledgers.

A Layer 1 blockchain is the base protocol that validates transactions, maintains consensus, and secures the network. Examples include public blockchains that process transactions directly on their own main chain and define their own consensus mechanisms, native tokens, and validator infrastructure.

A Layer 2 solution is built on top of a Layer 1 blockchain to improve scalability, reduce transaction costs, or enhance performance. L2s process transactions off the main chain and periodically settle results back to the underlying L1 for finality and security.

As blockchain adoption grows, Layer 1 networks can face congestion, high fees, and slower confirmation times. Layer 2 solutions help scale transaction throughput while leveraging the base chain’s security guarantees.

Layer 1 security depends on its consensus mechanism, validator set, and economic incentives. Layer 2 security depends on both its own design and the integrity of the underlying L1. Improper bridge design, withdrawal mechanisms, or proof systems can introduce additional risks.

Infrastructure risks include consensus flaws, validator centralization, cross-chain bridge vulnerabilities, governance manipulation, upgradeability weaknesses, smart contract bugs, and misconfigured node or custody infrastructure.

Bridges enable assets and data to move between different chains or layers. While they expand interoperability, bridges introduce complex trust assumptions and have historically been a major source of exploits due to design flaws or compromised validation mechanisms.

Secure L1 and L2 infrastructure builds confidence among users, developers, and institutions. By reducing systematic vulnerabilities and strengthening operational resilience, blockchain ecosystems can scale sustainably while maintaining trust and regulatory readiness.

SkyNode is CertiK’s blockchain node and validator service designed to enhance network reliability, security, and performance across multiple public blockchain ecosystems. It extends CertiK’s security expertise into validator operations and infrastructure management.

SkyNode provides validator and full-node operations, node maintenance, penetration testing, automated code scanning, performance monitoring, client code customization, and disaster-recovery solutions to support secure and resilient blockchain infrastructure.

SkyNode applies CertiK’s auditing and penetration testing expertise to validator operations, implementing advanced security protocols, encryption, firewall configuration, key management practices, and continuous vulnerability assessment to reduce operational risk.

SkyNode supports multiple public blockchain networks and operates validator or full nodes across more than ten chains. Its infrastructure is designed to scale across diverse ecosystems and consensus models.

Node maintenance includes chain upgrades, security patching, governance operations, firewall setup, key management, and configuration hardening to ensure nodes remain secure, compliant, and aligned with protocol changes.

SkyNode uses global infrastructure deployment, geographic redundancy, automated failover planning, and 24/7 monitoring dashboards to optimize transaction processing, reduce latency, and maintain high availability.

The performance dashboard provides real-time visibility into validator and node operations, including hardware metrics, network health, consensus participation, latency tracking, staking performance, and alerting systems.

Yes. SkyNode includes real-time node security evaluation and penetration testing to identify configuration weaknesses, infrastructure vulnerabilities, and potential attack vectors before they can be exploited.

SkyNode offers a comprehensive validator management platform that tracks block validation, commission rates, staking rewards, upgrade status, and governance participation, enabling efficient validator operations and staking transparency.

CertiK combines deep blockchain security expertise, multi-chain operational experience, global infrastructure deployment, and a commitment to transparency. SkyNode integrates performance optimization, security hardening, and continuous monitoring to strengthen network integrity and institutional-grade reliability.

Proof of Reserves is an independent verification process that confirms a platform holds sufficient assets to fully back user liabilities. It provides transparent, cryptographic assurance that customer balances are collateralized by verifiable on-chain reserves.

PoR strengthens user trust by demonstrating that assets are not misrepresented or rehypothecated. It reduces counterparty risk, supports regulatory transparency, and provides stakeholders with clear evidence of financial integrity.

CertiK’s PoR audit follows a multi-phase methodology that verifies both liabilities and assets. It cryptographically proves total user balances using privacy-preserving techniques and confirms wallet ownership through on-chain verification methods, culminating in a transparent collateralization analysis.

User balances are aggregated into a cryptographic structure known as a Merkle Tree. Each user is assigned a unique hash, ensuring personal information is not disclosed while allowing total liabilities to be mathematically verified through a Merkle Root proof.

CertiK verifies control over reserve wallets through secure on-chain methods such as signed digital messages or predefined “send-to-self” transactions. This ensures that the organization demonstrably controls the private keys associated with the disclosed reserves.

Collateralization analysis compares total verified reserves against total verified liabilities. Asset values are standardized using consistent pricing sources, and the collateral ratio is calculated to confirm reserves exceed 100% of user liabilities.

A one-time PoR audit delivers a signed attestation report and a verified reserves badge on Skynet. Continuous PoR extends this assurance with real-time updates, a public reserves dashboard, and API integrations for ongoing transparency.

CertiK integrates PoR results directly into a project’s public Skynet profile. This transforms the audit into a live trust signal, allowing users, investors, and researchers to view verification status and reserve transparency in real time.

A standard one-time PoR audit is typically completed within approximately two weeks, depending on the scope and complexity of assets and supported networks.

CertiK’s PoR services align with globally recognized standards such as ISO 27001 and SOC 2, and are informed by regulatory engagement across major jurisdictions. This positions platforms to meet evolving compliance requirements while reinforcing operational integrity and public trust.