Editorial placement · not assessed
- Language / network evidence
- Solidity · EVM
- Public report examples
- No example assessed in this review
DeFi Security Alliance directory
Compare 23 auditor profiles, review the evidence behind their work and prepare an audit request.
Editorial placement · not assessed
Evidence before selection
Compare relevant project experience, the scope of published work and evidence that fixes were checked. A directory listing and an expert recommendation have different requirements.
Original research · initial source snapshot
On , we fetched official pages for 23 providers. 17 had at least one successful response with 500 or more extracted text characters.
This measures access to public evidence. A failed fetch or JavaScript shell does not establish a lack of security expertise. Later profile research does not change this frozen sample.

Chains
Choose Solana audit companies by the program they reviewed, the evidence they deliver and the changes they agree to recheck. These ten providers offer different starting points for application audits, token infrastructure and continuing security work. Our archive census found 14 Token2022-family files, including a commit attestation that explicitly is not a full audit report.

Choosing a security firm
The top 10 cybersecurity companies below are ranked for one buyer: a team shipping a product that has smart contracts on one side and a web application, an API and a cloud account on the other. Each entry was checked on September 3, 2026 against the firm's own published material, and the three archives that sit on GitHub were counted through the API rather than estimated. One of the ten publishes price bands and lead times before the sales call, and the other nine quote on request.

Services
Pharos Production publishes security services for contract code, applications and the infrastructure around them. Effective Web3 cybersecurity procurement connects those scopes to the assets being reviewed, the evidence delivered and the people who own remediation. Our complete service-page census identifies the dedicated destinations and the boundaries a buyer should confirm.

EVM patterns
A correct proof can still authorize a mistaken allocation, and it can remain valid after use. Airdrop contract security depends on the entitlement dataset, consumption state, token behavior and authority that survives the claim period.

Tooling
Generated code needs the same accountable review as any release, with extra attention to shared assumptions between code and tests. Auditing AI generated smart contracts starts with an independent specification, a frozen build and evidence that distinguishes failed analysis from completed checks.

Verticals
A working transfer proves only one execution path. A bridge integration checklist should bind the selected route to its verification rules, application permissions and recovery behavior; a core messaging address alone does not establish token bridge support.

Personas and market
A rating is useful when its inputs answer the risk question you actually have. A crypto security score should lead to dated evidence about code, authority and operations; the aggregate alone cannot establish deployment safety or investment suitability.

Operations
Protection depends on a named claimant, position, event and wording. DeFi insurance for protocols can transfer a defined loss exposure, but an inventory entry or audit badge does not establish that cover is available or that a future claim will be paid.

Operations
A pause flag works only where the application checks it and exposes an authorized way to change it. Emergency pause circuit breakers need an explicit operation scope, a guardian model and a tested recovery path before they can support incident containment.

Audit deliverables
Security terms become useful when their scope and evidence are clear. This smart contract security glossary defines the objects, authorities and methods readers encounter in reports, then points to the next technical check instead of treating a label as proof of safety.

EVM patterns
A named framework helps only when its requirements point to a specific system and review evidence. Smart contract security standards support a scoped assessment; they do not supply the protocol specification or guarantee a safe deployment.
DeFi Security Alliance
Apply with public reports and a clear account of your specializations. The application page explains the evidence packet and published review terms.
DeFi Security Alliance guidance
Scope, timing and evidence for a review of your release.
Reviewed
A smart contract audit is a scoped review of a specific code version. Reviewers examine access control and state or accounting logic. They also assess external calls and integrations as well as upgrade paths and chain-specific assumptions. A useful report identifies the reviewed scope and commit. It records each finding with its severity and affected code. The report also states the remediation status. See the smart contract audit reports collected by DSA.
No. An audit reduces risk within the agreed scope, but it is not a security guarantee. Code outside the scope, later changes, a deployed version that differs from the reviewed commit, privileged key handling and economic or oracle assumptions may remain outside the review. Before launch, confirm that the deployed code matches the audited version and that reported fixes were retested.
Schedule an audit after the intended release is feature complete and its build instructions, tests and documentation are ready, but before production deployment. Leave enough time to fix findings and complete a remediation review. Significant code changes after the audit may require additional review.
Match the auditor's evidence to your technology and risk profile. Review public reports for experience with your chain and language as well as your protocol type. Look for explicit scopes and commit identifiers. Check the severity definitions and remediation results. Confirm who will review the code and what is excluded. Ask about the schedule and retest terms. Start with the DSA auditor directory.
Start with a bounded and reproducible scope:
Begin with the audit request form.
There is no reliable flat price for every smart contract audit. Cost depends on scope size and complexity, language and chain, integrations, code maturity, schedule, reviewer count and whether remediation review is included. Compare written proposals by scope, exclusions, deliverables and retest terms instead of headline price alone.
DeFi Security Alliance guidance
Public application terms for security companies.
Reviewed
Smart contract security and auditing companies with a verifiable public track record can apply. An application should identify the organization and its technical specializations. It should also link to public audit reports and other relevant security work. Submit the current evidence through the membership application.
The published membership policy calls for annual review. A dated badge does not by itself establish that a technical reassessment occurred. See the badge information and request the current membership terms.
DSA does not publish a fixed public membership fee. Request the current terms through the membership application or contact form before relying on any cost assumption.
A member can receive an alliance directory profile and membership badge. Members can share relevant security work and participate in the alliance's knowledge exchange. Available programs and tools can change. Review the current Audit Builder information and contact DSA for the terms that apply to a new member.