---
title: "Lock Circle Icon | Free Download PNG & SVG | Ultimate Duotone"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/lock-circle--15799
canonical_url: "https://www.streamlinehq.com/icons/download/lock-circle--15799"
summary: "Clean duotone icon of a padlock inside a circle. Used for security, privacy, and access controls."
---

# Lock Circle icon

The Lock Circle icon shows a rounded padlock with a keyhole enclosed by a circle and divided-color fills. Drawn in the duotone style on a 24px grid with a 1px stroke so its fine details stay clear in compact interfaces. Use it for security settings, privacy controls, authentication screens, account protection, and restricted-access states. It belongs to Ultimate Duotone set in the Ultimate family.

## Preview

![Clean duotone icon of a padlock inside a circle. Used for security, privacy, and access controls.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/streamline-duotone/interface-essential/lock-unlock/lock-circle-bi8s2t8zw4sdb0otnurqnq.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Lock Circle
- **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**: Interface Essential › Lock Unlock
- **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**: lock, secure, security, locked, circle, privacy, protection, keyhole, securedata, confidentiality, encrypt, cybersecurity, safeguard, secureaccess, key, lock unlock, frame

## Download

- [Download Lock Circle on Streamline](https://www.streamlinehq.com/icons/download/lock-circle--15799)

## Also available in other styles

- [Lock Circle — Ultimate Colors](/icons/download/lock-circle--19594.md) (Pro)
- [Lock Circle — Ultimate Regular](/icons/download/lock-circle--8995.md) (Pro)
- [Lock Circle — Ultimate Bold](/icons/download/lock-circle--7533.md) (Pro)
- [Lock Circle — Ultimate Light](/icons/download/lock-circle--8264.md) (Pro)

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