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Black-box pen tests on Replit

Blog post from Replit

Post Details
Company
Date Published
Author
Alexandre Cuoci
Word Count
700
Company Posts That Month
5
Language
English
Hacker News Points
-
Post removed?
No
Summary

Replit has introduced black-box penetration testing for apps, complementing its existing white-box code scans to help creators identify security flaws before launch. Available through a Level 3 scan in the Security Center, the service tests private sandboxed copies of apps both as an unauthenticated visitor and as a standard signed-in user, exploring browser interactions, network requests, hidden endpoints, authorization weaknesses, and technology-specific risks. Replit reports that black-box and white-box scans often find different issues: white-box scans can uncover subtle code and logic defects, while black-box tests can reveal externally exposed features such as unsecured admin pages or endpoints vulnerable to disruption. Findings are presented as confirmed issues that users can address with Replit Agent, while the platform’s broader Auto-Protect tools include a malicious-package firewall, WAF firewall, and SSL/TLS encryption. Replit offers three on-demand scan levels, with free Level 1 dependency and static analysis checks, Level 2 deep white-box scanning, and Level 3 combined white-box and black-box testing.

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