RequestBin
Learn the difference between application/json and text/plain Content-Types. This guide explains when to use each, common developer pitfalls, and how to debug mismatched headers or invalid payloads using RequestBin with step-by-step examples.
RequestBin
Discover the top 5 free API test tools for developers in 2025. Compare features, pros, and cons of RequestBin, Beeceptor, Webhook.site, Pipedream, and Hookdeck to find the best fit for debugging, testing, and inspecting APIs.
RequestBin
Learn how to secure webhooks with authentication, HMAC signatures, and data protection. This guide covers common risks, best practices, and how to use RequestBin to capture, inspect, and debug webhook requests for safer integrations.
RequestBin
Learn what Port 80 is, common HTTP issues developers face, and how to test and debug HTTP requests using RequestBin. Step-by-step guide with examples and code snippets.
Guide
Seeing “403 HTTP Forbidden”? Learn what it means, 401 vs 403, common causes, and a step‑by‑step workflow to debug 403s using RequestBin.
RequestBin
Announcing RequestBin v3.0 — our most exciting release yet! Learn about seamless cloud migration, redesigned UX, real‑time analytics, and enterprise features including SSO, MFA, and collaboration tools. Upgrade your HTTP & DNS testing today.
Advisory
A comprehensive look at the ToolShell vulnerability chain affecting Microsoft SharePoint servers, including its impact, how it works, and steps to mitigate the risk.
Security for Developer
This guide explores the necessity of API rate limiting, common rate-limiting techniques, and practical ways to test rate limits using tools like RequestBin, Postman, and Insomnia. Follow our actionable strategies to master API rate limiting and optimize your API performance.
Security for Developer
Explain the importance of webhook security, common vulnerabilities (e.g., replay attacks, unauthorized requests), and step-by-step methods to securely implement and test webhooks using RequestBin.
Advisory
Discover how the CVE-2025-43200 zero-click vulnerability in Apple's Messages app was exploited to deploy Paragon's Graphite spyware, targeting journalists worldwide.
Advisory
Discover the EchoLeak zero-click vulnerability (CVE-2025-32711) affecting Microsoft 365 Copilot, enabling stealthy extraction of sensitive data without user interaction.
Advisory
CVE-2025-32433 is a critical remote code execution (RCE) vulnerability in the SSH server implementation of Erlang/OTP. This vulnerability allows attackers to execute arbitrary commands without authentication.