This article provides a complete, practical walkthrough of the Code Form Send Webhook n8n agent. It connects HTTP Request, Webhook across approximately 1 node(s). Expect a Intermediate setup in 15-45 minutes. One‑time purchase: €29.

What This Agent Does

This agent orchestrates a reliable automation between HTTP Request, Webhook, handling triggers, data enrichment, and delivery with guardrails for errors and rate limits.

It streamlines multi‑step processes that would otherwise require manual exports, spreadsheet cleanup, and repeated API requests. By centralizing logic in n8n, it reduces context switching, lowers error rates, and ensures consistent results across teams.

Typical outcomes include faster lead handoffs, automated notifications, accurate data synchronization, and better visibility via execution logs and optional Slack/Email alerts.

How It Works

The workflow uses standard n8n building blocks like Webhook or Schedule triggers, HTTP Request for API calls, and control nodes (IF, Merge, Set) to validate inputs, branch on conditions, and format outputs. Retries and timeouts improve resilience, while credentials keep secrets safe.

Third‑Party Integrations

• HTTP Request
• Webhook

Import and Use in n8n

1. Open n8n and create a new workflow or collection.
2. Choose Import from File or Paste JSON.
3. Paste the JSON below, then click Import.
4. Show n8n JSON

   Title:  
   Automating Web Security Audits with n8n and OpenAI: A No-Code Approach to Safer Websites
   
   Meta Description:  
   Discover how a powerful n8n workflow leverages OpenAI and HTTP analysis to automatically audit website security, detect vulnerabilities, and generate professional email reports—no coding required.
   
   Keywords:  
   n8n, website security audit, OpenAI GPT-4o, cybersecurity, HTTP headers, XSS, CSP, security headers check, automation, vulnerability scanner, no-code workflow, static website analysis, gmail reporting, security scanner tool, AI-powered security audit
   
   Third-Party APIs and Services Used:
   
   1. OpenAI API
      - Model Used: GPT-4o-mini
      - Purpose: Perform advanced natural language analysis on scraped HTML content and HTTP headers to detect vulnerabilities and misconfigurations.
   
   2. Gmail API (OAuth2)
      - Purpose: Automatically send the final HTML-formatted security report to a configured email address securely.
   
   3. Internal HTTP API via n8n HTTP Request Node
      - Purpose: Scrape website content and inspect raw HTTP response headers from the submitted URL.
   
   Short Article:
   
   In today’s internet-driven world, website security is more critical than ever. For developers, site owners, and digital security professionals, auditing a website’s surface-level vulnerabilities can be a time-consuming task—especially without the right tools.
   
   But what if this process could be automated, thorough, and require little to no code?
   
   Enter the “Website Security Scanner,” a robust and intelligent workflow built in n8n—an open-source, no-code workflow automation tool. Paired with the natural language capabilities of OpenAI’s GPT-4o-mini, this workflow enables on-demand audits of any public website, evaluates its client-side security posture, and delivers insights directly to your inbox.
   
   Let’s explore how this AI-assisted audit process works and why it might revolutionize how you assess your website's basic cybersecurity readiness.
   
   🔍 How the Workflow Works
   
   The workflow kicks off when a user submits a URL via a web form titled “Website Security Scanner.” Once a target webpage is submitted, the workflow comprises three key processing stages:
   
   1. Website Scraping & Data Collection  
      The scraper node fetches the full HTML and HTTP headers of the target page. This data is parsed and prepared for dual analysis: one focused on visible content and JavaScript (client-side vulnerabilities), the other on configuration and headers (security headers, cookie flags, etc.).
   
   2. Dual-Channel AI-Powered Security Analysis  
      - Through the OpenAI integration, two AI agents simulate an expert security consultant.
      - The first agent, using the HTML content, identifies issues such as cross-site scripting (XSS), information disclosure, and weak JavaScript practices.
      - The second agent inspects HTTP headers and cookies, checking for industry-standard configurations like Content-Security-Policy (CSP), Strict-Transport-Security (HSTS), and X-Frame-Options.
      - Both findings are formatted into structured sections, highlighting Critical Vulnerabilities, Information Leakage, and Configuration Issues.
   
   3. Automated Reporting & Email Delivery  
      After analysis, the results are merged, graded (A+ to F scale), and beautifully formatted into an HTML report. This includes:
      - A visual grade badge
      - Color-coded warnings and header badges
      - Tables for raw headers and descriptions
      - Actionable remediation advice for each issue
      
      Finally, the report is emailed to the configured address using Gmail’s OAuth-secured API.
   
   💡 Key Features and Advantages
   
   - Powered by OpenAI GPT-4o-mini for deep content understanding and reasoning.
   - No invasive scanning—fully client-side and non-disruptive to live systems.
   - Identifies missing/misconfigured headers, unsafe inline scripts, and common missteps.
   - Clean, visually appealing email format friendly for executive summaries and developer teams.
   - Grading logic to quickly assess overall security hygiene.
   
   ⚙️ Who Is This For?
   
   - DevOps teams needing quick scans of staging environments.
   - Freelancers or agencies doing website rehab or redesign completion.
   - Educators teaching students about secure web practices.
   - Web administrators performing periodic compliance checks.
   
   🚀 How to Get Started
   
   1. Add your OpenAI API key in n8n credentials.
   2. Set up Gmail OAuth2 to enable email reporting.
   3. Deploy the workflow and share your form URL.
   4. Submit a URL and receive your security report in minutes—no manual scanning, no command-line tools, no browser plugins.
   
   ✨ Final Thoughts
   
   Automating website vulnerability assessment doesn’t have to require dozens of tools or deep security knowledge. This n8n-driven security audit workflow proves that with the power of automation and AI, anyone can run a basic security scan on any webpage with professional, actionable results.
   
   It’s not a substitute for a full-scale penetration test—but it’s an excellent first line of defense.
   
   Whether you’re a solo developer or managing dozens of web properties, this workflow ensures that glaring security issues don’t go unnoticed.
   
   Try it. Scan it. Secure it.
   
   Security is no longer optional—automate it.

5. Set credentials for each API node (keys, OAuth) in Credentials.
6. Run a test via Execute Workflow. Inspect Run Data, then adjust parameters.
7. Enable the workflow to run on schedule, webhook, or triggers as configured.

Tips: keep secrets in credentials, add retries and timeouts on HTTP nodes, implement error notifications, and paginate large API fetches.

Validation: use IF/Code nodes to sanitize inputs and guard against empty payloads.

Why Automate This with AI Agents

AI‑assisted automations offload repetitive, error‑prone tasks to a predictable workflow. Instead of manual copy‑paste and ad‑hoc scripts, your team gets a governed pipeline with versioned state, auditability, and observable runs.

n8n’s node graph makes data flow transparent while AI‑powered enrichment (classification, extraction, summarization) boosts throughput and consistency. Teams reclaim time, reduce operational costs, and standardize best practices without sacrificing flexibility.

Compared to one‑off integrations, an AI agent is easier to extend: swap APIs, add filters, or bolt on notifications without rewriting everything. You get reliability, control, and a faster path from idea to production.

Best Practices

• Credentials: restrict scopes and rotate tokens regularly.
• Resilience: configure retries, timeouts, and backoff for API nodes.
• Data Quality: validate inputs; normalize fields early to reduce downstream branching.
• Performance: batch records and paginate for large datasets.
• Observability: add failure alerts (Email/Slack) and persistent logs for auditing.
• Security: avoid sensitive data in logs; use environment variables and n8n credentials.

FAQs

Can I swap integrations later? Yes. Replace or add nodes and re‑map fields without rebuilding the whole flow.

How do I monitor failures? Use Execution logs and add notifications on the Error Trigger path.

Does it scale? Use queues, batching, and sub‑workflows to split responsibilities and control load.

Is my data safe? Keep secrets in Credentials, restrict token scopes, and review access logs.