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What Happens Inside vaikora-guard-mcp: The Open-Source Policy Gate for MCP Tool Calls

Pull the package from PyPI, point it at your MCP server, and every tool call your agent makes will hit a policy check before it executes. That is what...

Cyren Email Security: How GlobalView Telemetry Catches Phishing Infrastructure Before It Goes Live

Phishing campaigns fail when the infrastructure supporting them is identified during staging, before any email is sent. Cyren's detection approach is...

How to Wire an MCP Server to Block Tool Calls Before They Run: A Walk Through Vaikora Guard MCP

Most AI agent frameworks let tool calls through the moment the LLM decides to make one. There is no gate between "the model chose this action" and "the...

Why We Open-Sourced the AI Agent Policy Proxy: Vaikora Guard MCP on PyPI

Open-source security tooling earns trust the only way that actually works: anyone can read the code, run it locally, and verify what it does before...

Your Security Controls Only Work on Data They Can See. Classification Fixes That.

Security tools protect what they can identify. Access controls restrict what they know exists. DLP policies block what they can categorize. If a file,...

Vaikora Guard MCP: An Open-Source Proxy That Blocks Unsafe Tool Calls Before They Execute

Twelve lines of Python and a policy file. That is the minimum viable guardrail you can put between an AI agent and any tool it calls, using the...

Eight Milliseconds to Block or Allow: How Vaikora Enforces Policy on Every AI Agent Action

When you give an AI agent access to a tool, that agent will call the tool. There is no built-in gate between intent and execution. The agent decides, the...

GlobalView Processes a Billion Transactions a Day. Here Is What Cyren Does With That Signal.

Most threat intelligence products describe what they saw after a campaign ran. Cyren's value is earlier: detecting phishing and malicious infrastructure...

AI Agents Have No Guardrails by Default. Here Is What Enforcement Actually Looks Like at Runtime.

An AI agent given access to a database, an API, or a file system will execute whatever action its reasoning produces. There is no built-in checkpoint...