# Cis Gworkspace 3.1.3.4.1.2

> Ensure protection against attachments with scripts from untrusted senders is enabled

- Skill: `cyberstrikeus/cis-gworkspace-3-1-3-4-1-2` (Agent Skill)
- Install (CLI): `npx skillmds@latest add cyberstrikeus/cis-gworkspace-3-1-3-4-1-2`
- Raw SKILL.md: https://api.skillmd.com/api/skills/cyberstrikeus/cis-gworkspace-3-1-3-4-1-2/raw
- Safety review: PASS (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: cyberstrikeus (https://skillmd.com/u/cyberstrikeus)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/cyberstrikeus/cis-gworkspace-3-1-3-4-1-2

---


# 3.1.3.4.1.2 Ensure protection against attachments with scripts from untrusted senders is enabled

## Overview

| Property                  | Value                        |
| ------------------------- | ---------------------------- |
| **CIS ID**                | 3.1.3.4.1.2                  |
| **Level**                 | L1                           |
| **Profile Applicability** | Enterprise Level 1           |
| **Assessment Type**       | Manual                       |
| **Section**               | Gmail > Safety > Attachments |

## Description

As a Google Workspace administrator, you can protect incoming mail against phishing and harmful software (malware). You can also choose what action to take based on the type of threat detected.

## Rationale

You should protect your users from potentially malicious attachments.

## Impact

Users will be warned when they receive an attachments with scripts from an untrusted sender.

## Default Value

`Protect against attachments with scripts from untrusted senders is enabled` is **checked**

## Audit

To verify this setting via the Google Workspace Admin Console:

1. Log in to [https://admin.google.com](https://admin.google.com) as an administrator
2. Select **Apps**
3. Select **Google Workspace**
4. Select **Gmail**
5. Under `Safety` - `Attachments`, ensure `Protect against attachments with scripts from untrusted senders` is **checked**

## Remediation

To configure this setting via the Google Workspace Admin Console:

1. Log in to [https://admin.google.com](https://admin.google.com) as an administrator
2. Select **Apps**
3. Select **Google Workspace**
4. Select **Gmail**
5. Under `Safety` - `Attachments`, set `Protect against attachments with scripts from untrusted senders` to **checked**
6. Select **Save**

## CIS Controls

| Controls Version | Control                          | IG 1 | IG 2 | IG 3 |
| ---------------- | -------------------------------- | ---- | ---- | ---- |
| v8               | 9.6 Block Unnecessary File Types |      | x    | x    |
| v7               | 7.9 Block Unnecessary File Types |      | x    | x    |