---
title: "Messages Bubble Square Lock Icon | Free Download PNG & SVG | Ultimate Duotone"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/messages-bubble-square-lock--16062
canonical_url: "https://www.streamlinehq.com/icons/download/messages-bubble-square-lock--16062"
summary: "Rounded duotone icon of a speech bubble with a padlock. Used for secure messages and private chats."
---

# Messages Bubble Square Lock icon

The Messages Bubble Square Lock icon shows a speech bubble beside a square padlock with a circular keyhole. Drawn in the duotone style on a 24px grid with a 1px stroke for clear, customizable detail. Use it for secure messaging, private chats, locked conversations, and communication security settings. It belongs to Ultimate Duotone set in the Ultimate family.

## Preview

![Rounded duotone icon of a speech bubble with a padlock. Used for secure messages and private chats.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/streamline-duotone/messages-chat/messages-speech-bubbles/messages-bubble-square-lock-dpispm7hs842vhx000lcc.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Messages Bubble Square Lock
- **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**: Messages Chat › Messages Speech Bubbles
- **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**: bubble, lock, message, secure, privacy, protected, communication, encrypted, private, confidential, safe, square, padlock, speech

## Download

- [Download Messages Bubble Square Lock on Streamline](https://www.streamlinehq.com/icons/download/messages-bubble-square-lock--16062)

## Also available in other styles

- [Messages Bubble Square Lock — Ultimate Regular](/icons/download/messages-bubble-square-lock--9268.md) (Pro)
- [Messages Bubble Square Lock — Ultimate Bold](/icons/download/messages-bubble-square-lock--7831.md) (Pro)
- [Messages Bubble Square Lock — Ultimate Colors](/icons/download/messages-bubble-square-lock--19899.md) (Pro)
- [Messages Bubble Square Lock — Ultimate Light](/icons/download/messages-bubble-square-lock--8562.md) (Pro)

---

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