From Signal to the Android SDK: Chaining Path Traversal, Mimetype Confusion, Security Check Bypass and File Descriptor Bruteforce for Arbitrary File Access
Read more →Web API Security Testing
Reduce risk across your REST, GraphQL, SOAP/WSDL, and gRPC APIs by testing real endpoints in a controlled analysis environment, preventing data leaks, unauthorized access, and business logic abuse. Broad API support: REST, GraphQL, SOAP/WSDL, gRPC, plus custom formats via our AI Pentest engine
Bring or discover your API surface: Upload schemas/specs (e.g., OpenAPI, GraphQL schema, WSDL, protobuf) or auto-discover endpoints from your environment
Test what’s actually exposed: Safely expose APIs in the analysis environment to validate auth, authorization, data access, and logic with real request/response behavior
They trust us
How Web API Security Works
Web API security protects your applications by
Analyze API Endpoints
Analyzing API endpoints and backend logic for misconfigurations, weak authentication, and exposed sensitive data
Automated Validation
Automated validation of vulnerabilities to reduce false positives
Abuse Scenarios
Testing real-world abuse scenarios and business logic attack paths
Actionable Web API Security Integrated Into Your Development Process
Ostorlab offers Web API security that provides continuous testing and actionable insights, helping teams detect, validate, and remediate issues faster
Prevent Data Exposure & Abuse
Detect vulnerabilities that could leak PII or allow unauthorized access.
Confidence in Production Releases
Ensure new API endpoints and backend changes don’t introduce security gaps.
Proof-backed Validation
Actionable findings with proof-backed validation for faster fixes
Comprehensive Coverage
Comprehensive coverage across API endpoints, backend systems, and data flows
Integrated Workflows
Continuous security integrated directly into development workflows
Developer-friendly Reporting
Developer-friendly reporting for audit-ready compliance and risk management
Seamless Integrations with Your Tech Stack
Don't let security become a bottleneck. Ostorlab integrates directly with the tools your development and security teams already use, ensuring that vulnerability management is automated, traceable, and fast.
Jira
Jenkins
GitHub
GitLab
Bitbucket
SAML
Azure DevOps
Microsoft AppCenter
CircleCI
GoCD
TeamCity
Okta
Google Workspace
OneLogin
Azure Active Directory
Slack
Vanta
ServiceNow
Bitrise
Harness
Why Teams Choose Us
Support, Scalability, Transparency
Accompanied at Every Step
Hands-on guidance and support from onboarding to outcome to ensure seamless usage of features evolved through customer feedback.
Free Unlimited Invites
Collaborate without constraints by adding as many profiles as needed per application, enabling teams to work together seamlessly with no user number restrictions and no additional costs.
No Hidden Fees
Simple, transparent pricing with no hidden costs. Know what you pay for, and back it with a full refund guarantee if unsatisfied.
Trusted by Security Teams Worldwide
Discover why industry experts love working with our platform
Very efficient team, the support engineers are very good and knowledgeable. The product is always evolving and they take customer input very seriously.
A reliable product with unique features and a personalized approach to products.
The platform helped us evaluate our internal mobile applications easily and efficiently. The onboarding was smooth and the UI dynamic automation is great.
The product meets our needs perfectly and is easy to set up and use. The team is very reactive.
Very professional and technical. Five star. Excellent delivery.
We selected Ostorlab as our sole partner in providing mobile applications and web vulnerability scans. We have a very good partnership.
Their customer service is top notch and their product is constantly improving.
Easy to use and getting better with new updates, they are also quick to help and very efficient.
Great product, with amazing customer service, very useful, accurate, and straightforward to use.
Prompt support and personalized features highlighted.
I had a very excellent experience with Ostorlab as a MAST solution.
Very efficient team, the support engineers are very good and knowledgeable. The product is always evolving and they take customer input very seriously.
A reliable product with unique features and a personalized approach to products.
The platform helped us evaluate our internal mobile applications easily and efficiently. The onboarding was smooth and the UI dynamic automation is great.
The product meets our needs perfectly and is easy to set up and use. The team is very reactive.
Very professional and technical. Five star. Excellent delivery.
We selected Ostorlab as our sole partner in providing mobile applications and web vulnerability scans. We have a very good partnership.
Their customer service is top notch and their product is constantly improving.
Easy to use and getting better with new updates, they are also quick to help and very efficient.
Great product, with amazing customer service, very useful, accurate, and straightforward to use.
Prompt support and personalized features highlighted.
I had a very excellent experience with Ostorlab as a MAST solution.
Very efficient team, the support engineers are very good and knowledgeable. The product is always evolving and they take customer input very seriously.
A reliable product with unique features and a personalized approach to products.
The platform helped us evaluate our internal mobile applications easily and efficiently. The onboarding was smooth and the UI dynamic automation is great.
The product meets our needs perfectly and is easy to set up and use. The team is very reactive.
Very professional and technical. Five star. Excellent delivery.
We selected Ostorlab as our sole partner in providing mobile applications and web vulnerability scans. We have a very good partnership.
Their customer service is top notch and their product is constantly improving.
Easy to use and getting better with new updates, they are also quick to help and very efficient.
Great product, with amazing customer service, very useful, accurate, and straightforward to use.
Prompt support and personalized features highlighted.
I had a very excellent experience with Ostorlab as a MAST solution.
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Frequently Asked Questions
If you have any questions that are not listed here, send them to us via contact
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Prevent attacks, downtime, and compliance issues with continuous security testing that keeps your apps and your business safe
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