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What is Defensics Fuzz Testing?

Defensics Fuzz Testing is an advanced and adaptable automated black box fuzzer designed to assist organizations in effectively discovering and resolving software vulnerabilities. This innovative fuzzer utilizes a strategic and focused approach to negative testing, enabling users to develop tailored test cases using sophisticated file and protocol templates. The accompanying software development kit (SDK) provides skilled users the ability to utilize the Defensics framework to design their own distinctive test scenarios. Operating as a black box fuzzer means that Defensics functions independently of source code access, thus increasing its usability. Through the implementation of Defensics, organizations can significantly bolster the security of their cyber supply chain, ensuring that their software and devices are not only interoperable and resilient but also maintain high quality and security before deployment in both IT and laboratory environments. This flexible tool integrates effortlessly into a variety of development processes, including traditional Software Development Life Cycle (SDL) and Continuous Integration (CI) frameworks. In addition, its API and data export capabilities allow for seamless compatibility with other technologies, positioning it as an effective plug-and-play solution for fuzz testing. Ultimately, Defensics enhances security while also optimizing the software development workflow, making it an invaluable asset for organizations aiming to improve their software quality and reliability.

What is Atheris?

Atheris operates as a fuzzing engine tailored for Python, specifically employing a coverage-guided approach, and it extends its functionality to accommodate native extensions built for CPython. Leveraging libFuzzer as its underlying framework, Atheris proves particularly adept at uncovering additional bugs within native code during fuzzing processes. It is compatible with both 32-bit and 64-bit Linux platforms, as well as Mac OS X, and supports Python versions from 3.6 to 3.10. While Atheris integrates libFuzzer, which makes it well-suited for fuzzing Python applications, users focusing on native extensions might need to compile the tool from its source code to align the libFuzzer version included with Atheris with their installed Clang version. Given that Atheris relies on libFuzzer, which is bundled with Clang, users operating on Apple Clang must install an alternative version of LLVM, as the standard version does not come with libFuzzer. Atheris utilizes a coverage-guided, mutation-based fuzzing strategy, which streamlines the configuration process, eliminating the need for a grammar definition for input generation. However, this approach can lead to complications when generating inputs for code that manages complex data structures. Therefore, users must carefully consider the trade-offs between the simplicity of setup and the challenges associated with handling intricate input types, as these factors can significantly influence the effectiveness of their fuzzing efforts. Ultimately, the decision to use Atheris will hinge on the specific requirements and complexities of the project at hand.

Media

Media

Integrations Supported

Google OSS-Fuzz
LibFuzzer
Python
otto-js

Integrations Supported

Google OSS-Fuzz
LibFuzzer
Python
otto-js

API Availability

Has API

API Availability

Has API

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Pricing Information

Free
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

Black Duck

Date Founded

2002

Company Location

United States

Company Website

www.blackduck.com/fuzz-testing.html

Company Facts

Organization Name

Google

Company Website

github.com/google/atheris

Categories and Features

Categories and Features

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