Customized web2 security for web3 teams.
Harden your web2 tech stack and dev processes with expert input and collaboration — embedded with your engineers, not bolted on.
Backend Infra
Servers · DNS · email · CI/CD
Threat Modeling
Focus budget where it counts
Web2 AppSec
Auth, sessions, admin, data
Pen Testing
External to internal coverage
Fast impact in weeks, not quarters.
Audiences
Who can benefit
Tailored web2 security for teams navigating the unique challenges of DeFi and Web3 operations.
DeFi Protocols
Protocols without dedicated Web2 security engineers who need to secure backend servers, CI/CD, and individual contributors devices.
Web3 Teams with Growing Infrastructure
Teams scaling their web2 surfaces — from simple frontends to complex multi-service architectures requiring security guardrails.
Web3 Startups
Fast-moving small teams who have mastered blockchain tech but want pragmatic web2 security guidance without hiring a full-time security engineer.
Engagements
2 ways to engage, based on your needs.
Choose an ongoing retainer or a custom, scoped engagement tuned to your launch calendar.
Ongoing Retainer
A continuous Web2 security partnership for teams that want an expert on call — opsec reviews, backend hardening, and endpoint testing whenever the need arises.
- Web2 opsec reviews for employee devices, backend hardening, and public endpoint testing
- A flexible block of consulting days you draw down as priorities shift
Custom Engagement
A tailored, scoped assessment built around a specific launch, audit, or system — from threat modeling to a full product security review.
- Custom security roadmap tailored to your needs
- Secure SDLC, opsec, training, and product audits
Services
What we deliver
Pragmatic Web2 hardening for Web3/DeFi operations.
Web2 AppSec for DeFi
Deep dives into auth, session management, admin consoles, and data flows supporting your protocol.
Secure SDLC
Integrate threat modeling, code scanning, and secure defaults across supporting Web2 services.
Threat Modeling
Model critical Web2 user journeys, crown jewels, and attacker paths for your DeFi operations.
Field notes
Latest from the blog
Guides on AppSec, secure SDLC, and incident readiness for modern web2 teams.
How VectorSec Uses Automation to Hunt Web2 vulnerabilities (part 1)
VectorSec automates DNS, Github repo, and email security checks to catch the Web2 slip-ups that quietly turn into the biggest Web3 losses.
Importance of DNS security in web3
Website ownership is a critical vulnerability when phishing leads to loss of funds.
Outdated Software: Why Old Versions Get You Hacked
Patching isn’t hygiene in Web3, it’s treasury protection, because one known bug can become one signed transaction too many
Trust Wallet Chrome extension incident
Analyzing a real-world supply chain attack on a crypto wallet
FAQs
Clear expectations for how we work together.
Do you work with in-house engineers?+
Yes—most engagements embed with product and platform teams. We pair on fixes, create playbooks, and tune guardrails to your stack.
Do you require full access to our systems?+
Absolutely not. We work within your requirements, providing services based on the level of access you want to provide us. We can perform training, external penetration tests, and best practices guidance without any access to internal/private systems.
What stacks do you support?+
Our team has experience in most common tech stacks, whether that is React/Next, AWS/GCP, Android, or web3 JS libraries. Threat modeling covers auth, session, data, and integrations.
Ready to harden your web2 surface area?
Get guidance tailored to your blockchain operations. Let us handle the web2 security for your web3 team.