How to Secure MCP Tool Calls in n8n Workflows
n8n connects AI Agents to external tools via MCP. The tool definitions and tool call payloads flow without any integrity verification. A compromised M...
razashariff1w ago
n8n connects AI Agents to external tools via MCP. The tool definitions and tool call payloads flow without any integrity verification. A compromised M...
Most developers know they should "write secure code." But when asked what that means specifically, the answer gets vague fast. The OWASP Top 10 is the...
Real-Time Arbitrage: Building Your First Vinted Price Monitor (Step-by-Step) The secret to Vinted arbitrage is simple: be the first to see a mispriced...
Summary Sansec reports "PolyShell," an unrestricted file upload vulnerability (CVE-2025-20720) in Magento and Adobe Commerce that allows unauthenticat...
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Creating lasting wealth isn’t just about earning more—it’s about protecting, growing, and passing it on efficiently. Legacy wealth planning combined w...
The Aave $50M swap disaster on March 12, 2026 — where MEV bots extracted $44 million from a single transaction — wasn't a bug. It was a feature of how...
How are you, hacker? 🪐 Want to know what's trending right now?: The Techbeat by HackerNoon has got you covered with fresh content from our trending s...
Stop for a second… did your phone just buzz or light up while you were reading this? Chances are, you can’t resist checking it. And there’s a reason:...
A step-by-step breakdown of the math, logic, and optimal Python solution. Continue reading on HackerNoon.com »
Returning raw entities from your REST API isn’t just bad practice — it’s a security breach waiting to happen. Here’s what experienced… Continue readin...
⚠️ Region Alert: UAE/Middle East This edition of the Threat Source newsletter explores the evolving landscape of identity-based attacks, using an anal...
The Complete OpenClaw Security Hardening Guide: 8 Steps Before It's Too Late Counterintuitive Engineering | March 2026 Full video walkthrough: [YouTub...
Hi everyone! I’m Arun Rudth. For the past 10+ years, I’ve been working as a Payroll Admin. But deep inside, I’ve always wanted to do something more me...
Five Loaves and Two Fish: How One Agent Fed 93 Sub-Agents Using Notion MCP A submission to the DEV.to Notion MCP Challenge. There is a miracle in the...
Article URL: https://simonwillison.net/2026/Mar/21/profiling-hacker-news-users/ Comments URL: https://news.ycombinator.com/item?id=47473086 Points: 14...
In early March 2026, two events put MFA bypass back in the spotlight. Europol dismantled Tycoon 2FA — the world's largest phishing-as-a-service platfo...
Most “secure” container pipelines are doing unnecessary work. They rebuild images every night. They rescan the same vulnerabilities. They ignore half...
Django Authentication Deep Dive: JWT, Sessions, and Custom Backends Go beyond Django's built-in auth — learn JWT, custom email login, role-based permi...
Learn the key differences between JWT and session authentication and when to use each approach and understand how modern authentication… Continue read...
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