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What is Radamsa?

Radamsa functions as a powerful test case generator tailored for robustness testing and fuzzing, with the goal of assessing a program's ability to withstand malformed and potentially harmful inputs. By examining sample files that feature valid data, it generates a wide array of uniquely modified outputs that put the software's stability to the test. A notable aspect of Radamsa is its impressive history of uncovering numerous bugs in prominent software applications, along with its ease of scriptability and straightforward deployment. Fuzzing, which is essential for revealing unforeseen behaviors in programs, entails subjecting the software to a diverse set of input types to monitor the resulting actions. This process can be divided into two key elements: gathering the varied inputs and evaluating the outcomes, with Radamsa proficiently managing the first aspect, while typically a simple shell script takes care of the latter. Testers generally have a foundational understanding of possible failures and use this technique to determine whether their concerns are justified. In addition to streamlining the testing process, Radamsa plays a crucial role in improving software application reliability by exposing hidden vulnerabilities, ultimately contributing to more secure and stable software. Furthermore, its ability to adapt and generate different test cases makes it an invaluable tool for developers seeking to fortify their applications against unexpected glitches.

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

FreeBSD
Git
Google OSS-Fuzz
LibFuzzer
Make
OpenBSD
Python

Integrations Supported

FreeBSD
Git
Google OSS-Fuzz
LibFuzzer
Make
OpenBSD
Python

API Availability

Has API

API Availability

Has API

Pricing Information

Free
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

Aki Helin

Company Website

gitlab.com/akihe/radamsa

Company Facts

Organization Name

Google

Company Website

github.com/google/atheris

Categories and Features

Categories and Features

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