---
title: "Firewall Icon | Free Download PNG & SVG | Ultimate Duotone"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/firewall--15854
canonical_url: "https://www.streamlinehq.com/icons/download/firewall--15854"
summary: "Sharp duotone icon of a flame above a brick wall. Used for firewalls, network security, and protection."
---

# Firewall icon

The Firewall icon shows a stylized flame rising above a brick wall. Drawn in the duotone style on a 24px grid with a 1px stroke so its layered colors stay clear in compact interfaces. Use it for firewall controls, network security, threat protection, access settings, and cybersecurity dashboards. It belongs to Ultimate Duotone set in the Ultimate family.

## Preview

![Sharp duotone icon of a flame above a brick wall. Used for firewalls, network security, and protection.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/streamline-duotone/coding-apps-websites/bug-security/firewall-t358d8dlgwvxlvozx9eqn.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Firewall
- **Type**: Icon
- **Set**: [Ultimate Duotone](/icons/streamline-duotone.md) — Ultimate is the world’s largest icon family, designed by 8 expert designers. The Duotone style enhances visual depth by combining colored lines and filled shapes, perfect for matching brand or project colors. Key advantages: 1—Customizable colors. Apply up to four different colors to icon elements. 2— Adjustable stroke thickness. Create looks ranging from thin to bold for varied aesthetics.
- **Family**: [Ultimate](/icons/ultimate-sets.md) — The encyclopedia of icons
- **Style**: Duo, Stroke, Filled
- **Category**: Coding apps websites › Bug Security
- **Default size**: 24px
- **Stroke width**: 1px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: firewall, security, protected, shield, cybersecurity, defense, protection, secure, system, network, block, barrier, internet, software, burn, industry, plant

## Download

- [Download Firewall on Streamline](https://www.streamlinehq.com/icons/download/firewall--15854)

## Also available in other styles

- [Firewall — Ultimate Colors](/icons/download/firewall--19672.md) (Pro)
- [Firewall — Ultimate Light](/icons/download/firewall--8343.md) (Pro)
- [Firewall — Ultimate Regular](/icons/download/firewall--9074.md) (Pro)
- [Firewall — Ultimate Bold](/icons/download/firewall--7612.md) (Pro)

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