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Explorer/MCP/afluffysquirrel/mail-guard
REMOTE

mail-guard

afluffysquirrel/mail-guard

# Secure email inbox protected against prompt injection attempts, malware, viruses and more This MCP server acts as a secure gateway between your AI agents and email systems, protecting against common email-borne threats before content ever reaches your LLM. Every message is scanned for prompt injection attempts, malware, viruses, spam, and other malicious content, ensuring your agents only process trusted, sanitized emails. ## Features * **Prompt Injection Protection** – Detects and neutralizes prompt injection attacks embedded in email content. * **Malware & Virus Scanning** – Prevents AI agents from processing malicious attachments and infected messages. * **Spam & Phishing Detection** – Filters unwanted and deceptive emails before they reach your workflows. * **Secure MCP Integration** – Connect AI agents through the Model Context Protocol (MCP) for controlled, secure email access. * **Safe Email Processing** – Delivers clean, validated email content while blocking or quarantining suspicious messages. * **Enterprise Ready** – Designed for AI-powered automation, customer support, assistants, and autonomous workflows. ## Ideal For * AI customer support agents * Email automation workflows * Autonomous assistants * Enterprise AI applications * Security-conscious MCP deployments Keep your AI productive while ensuring email remains a trusted source of information.

7 tools available
The Journeyman with a Quirk
Some history here. A few things flagged; nothing serious, but we wanted you to know.
Time indexed (2mo)
7toolsRemote/ HTTP2moindexed1signal
100% uptime · 309ms avgChecked Aug 16, 2026
Quality Score
37/95
Established
Risk Score
5/100
Low
How is this calculated?
Quality Breakdown
Tenure10.8/20
52 days indexed
Capability16.6/25
Tools: 4.6/13 (7 tools)
Description: 5/5
Endpoint: 7/7
Adoption0/25
Use count: 0/20 (0 uses)
Multi-registry: 0/5 (1 registry)
Reliability10/25
Currently live: 10/10
Uptime history: 0/15 No checks yet
Security scan: 0 pts in v1.0; ready to weight when coverage improves
Incomplete Data Cap (60)
Usage data is not available for this server. Quality is capped until adoption can be measured.
Risk
5Low
See Security Signals section for details.
The scanner shows
7 tools. A few things worth knowing about. Check the details below.
First indexed Jun 25, 2026
Security Signals1 rule group · 1 finding
Potentially risky signalMedium
In tool send_email
Server Profile
Tools catalogued
7
7 tools available. Full list below.
Hosting
Remote / HTTP
Runs on the internet. No access to your filesystem, SSH keys, or environment variables.
Registry presence
Not verified
Not yet verified by the Official MCP Registry.
Liveness
100%
Based on 34 checks. Average response: 309ms.
Publisher Verification
Not yet verified by the Official MCP Registry.
Endpoint
https://mail-guard--afluffysquirrel.run.tools
Tools (7)
register_user
Register a new Guardmail user and provision a custom email address.
send_email
Send an email from the user's custom Guardmail address with automatic LLM Guard scanning.
list_inbox
List inbox emails with security scan results.
list_spam
List emails flagged as spam by the spam filter.
list_quarantine
List emails quarantined by LLM Guard or ClamAV.
get_email
Get full email details including the complete security scan report.
Show all 7 tools ↓
update_spam_settings
Update the user's spam filter configuration (rules, allow/block lists, sensitivity).

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