---
title: "Lock Square Icon | Free Download PNG & SVG | Iconoir Regular"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/lock-square--29591
canonical_url: "https://www.streamlinehq.com/icons/download/lock-square--29591"
summary: "Clean line icon of a padlock inside a rounded square. Used for security, privacy, and lock controls."
---

# Lock Square icon

The Lock Square icon shows a padlock inside a rounded square frame. Drawn in the line style on a 16px grid with a 1px stroke, it stays clean and clear in compact interfaces. Use it for security settings, privacy controls, locked content, authentication screens, and protected accounts. It belongs to Iconoir Regular free set in the Iconoir family.

## Preview

![Clean line icon of a padlock inside a rounded square. Used for security, privacy, and lock controls.](https://assets.streamlinehq.com/image/private/w_300,h_300,ar_1/f_auto/v1/icons/3/lock-square-zp6f9ptbtzhsctzmme908n.png/lock-square-tm5alirofjpks49upzid6c.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Lock Square
- **Type**: Icon
- **Set**: [Iconoir Regular](/icons/iconoir-regular.md) — Iconoir is a free and open source icon set created by Luca Burgio with clean, consistent design.
- **Family**: [Iconoir](/icons/iconoir.md)
- **Style**: Line, Stroke
- **Category**: All Icons › All Icons
- **Default size**: 16px
- **Stroke width**: 1px
- **Pricing**: Free
- **License**: [MIT](https://github.com/iconoir-icons/iconoir/blob/main/LICENSE)
- **Author**: [Iconoir](https://iconoir.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: lock, square, secure, security, protection, privacy, safeguard, closed, encrypted, password, lockdown

## Download

- [Download Lock Square on Streamline](https://www.streamlinehq.com/icons/download/lock-square--29591)

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