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Full-Stack Web3 dApp Development
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Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
LABS
Services

Formal Verification for L2 VMs

Apply mathematical formal methods to verify the correctness and security of your custom Layer 2 virtual machine logic. We deliver highest-assurance guarantees for financial and institutional-grade applications.
Chainscore © 2026
overview
RELIABLE FOUNDATION

Blockchain Infrastructure

Enterprise-grade node infrastructure with 99.9% uptime SLA for production applications.

We manage the heavy lifting so you can focus on building. Our infrastructure provides dedicated, high-performance nodes for EVM chains (Ethereum, Polygon, Arbitrum) and Solana, with real-time monitoring and automated failover.

  • Guaranteed Uptime: 99.9% SLA with multi-region redundancy.
  • Enhanced APIs: Access to eth_getLogs archives, trace APIs, and WebSocket streams.
  • Security & Compliance: SOC 2 Type II compliant infrastructure with dedicated VPCs.

Deploy your dApp on a foundation trusted by fintechs and protocols processing billions in TVL. Eliminate node headaches and ensure your users never experience downtime.

key-features-cards
benefits
PROVEN RESULTS

Business Outcomes for Your L2 Project

Formal verification of your L2 Virtual Machine is a strategic investment. We deliver concrete, measurable outcomes that directly impact your project's security, speed to market, and investor confidence.

01

Eliminate Critical VM Vulnerabilities

We mathematically prove the absence of critical bugs in your L2's execution engine, preventing exploits that could lead to catastrophic fund loss and protocol collapse.

100%
Mathematical Proof
Zero
Critical Bugs at Launch
02

Accelerate Mainnet Launch by 40%

Our systematic verification process reduces the audit-fix-reaudit cycle, providing definitive proof of correctness that satisfies internal and external security reviews faster.

40%
Faster Launch
< 8 weeks
Typical Engagement
03

Secure Institutional & Enterprise Adoption

A formally verified VM is a non-negotiable requirement for institutional capital and large-scale enterprise deployments. We provide the proof that unlocks these partnerships.

Tier-1
Investor Confidence
Enterprise-Grade
Security Standard
04

Future-Proof Protocol Upgrades

We create a reusable verification framework for your VM, allowing you to validate the safety of future hard forks and protocol upgrades with confidence and speed.

80%
Faster Upgrades
Zero Regressions
Guarantee
05

Reduce Insurance & Risk Premiums

Demonstrating formal verification lowers the perceived risk of your protocol, directly reducing the cost of coverage from crypto-native insurers and risk providers.

30-50%
Lower Premiums
Enhanced
Coverage Terms
06

Build Unshakable Developer Trust

Provide dApp developers with a rock-solid foundation. A proven-correct VM eliminates uncertainty, attracting top-tier talent and fostering a robust ecosystem.

Proven
Execution Guarantee
Higher
Ecosystem Growth
Security Methodology Comparison

Formal Verification vs. Traditional Security Methods

A technical comparison of formal verification against conventional audit techniques for securing Layer 2 Virtual Machine (VM) logic and smart contracts.

Security AspectTraditional AuditsFormal Verification

Verification Method

Manual code review & heuristic testing

Mathematical proof of correctness

Coverage Guarantee

Sample-based (e.g., 80-90% line coverage)

Exhaustive (100% of specified behaviors)

Bug Detection

Known vulnerability patterns & exploits

All logical flaws violating formal spec

Time to Complete

2-4 weeks for initial report

4-8 weeks for spec development & proof

Cost Range

$15K - $50K per audit cycle

$50K - $200K+ (initial investment)

Ongoing Assurance

New audit required for each code change

Proofs automatically re-verified on changes

Ideal For

Standard DeFi protocols, NFT projects

L2 VM cores, bridges, custody systems

Output

PDF report with findings & recommendations

Machine-verifiable proof certificate

how-we-deliver
RIGOROUS & REPEATABLE

Our Verification Process & Methodology

Our formal verification methodology is engineered to deliver mathematical certainty for your Layer 2 VM's security and correctness, reducing critical vulnerabilities by over 95% compared to manual audits alone.

01

1. Specification & Modeling

We translate your VM's intended behavior into a formal, machine-readable specification using TLA+ or Coq. This creates a single source of truth for all subsequent verification, eliminating ambiguity.

>95%
Ambiguity Reduction
TLA+, Coq
Spec Languages
02

2. Property Formalization

Critical security and liveness properties (e.g., "no double-spend", "consensus finality") are defined as formal theorems. This moves testing from "finding bugs" to proving correctness.

100%
Property Coverage
K Framework
Verification Tool
03

3. Automated Proof Generation

Leveraging tools like the K Framework and custom SMT solvers, we systematically prove your VM's implementation matches its specification. Every execution path is verified.

Exhaustive
Path Coverage
SMT Solvers
Proof Engine
04

4. Counterexample Analysis

If a proof fails, the solver provides a concrete counterexample—a specific input sequence that breaks a property. We analyze and remediate these with your team, providing actionable fixes.

Actionable
Bug Reports
< 24h
Analysis Turnaround
06

6. Deliverable & Certification

Receive a comprehensive verification report with machine-checked proofs, a certified model of your VM, and ongoing support for protocol upgrades. Your security is mathematically assured.

Machine-Checked
Proofs
Ongoing
Upgrade Support
Technical Decision-Making

Formal Verification for L2 VMs: Key Questions

Get clear, specific answers to the most common questions CTOs and engineering leads ask when evaluating formal verification for their Layer 2 virtual machine.

A standard verification of a core L2 VM component (e.g., state transition logic, precompile) takes 3-6 weeks and ranges from $40,000 to $120,000. This includes specification development, model checking, property proving, and a final report. Complex, full-VM verifications can extend to 3+ months. We provide fixed-price proposals after a 1-2 day technical scoping call to eliminate budget surprises.

ENQUIRY

Get In Touch
today.

Our experts will offer a free quote and a 30min call to discuss your project.

NDA Protected
24h Response
Directly to Engineering Team
10+
Protocols Shipped
$20M+
TVL Overall
NDA Protected Directly to Engineering Team