---
title: "Envelope Lock Icon | Free Download PNG & SVG | Unicons Line"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/envelope-lock--29581
canonical_url: "https://www.streamlinehq.com/icons/download/envelope-lock--29581"
summary: "Clean line icon of an envelope with diagonal flap and upper-right padlock. Used for secure email and access control."
---

# Envelope Lock icon

The Envelope Lock icon shows an outlined envelope with a diagonal flap and a padlock overlapping its upper-right area. Drawn in the line style on a 16px grid, its open spacing keeps the symbol clear at small sizes. Use it for encrypted email, private messages, protected inboxes, account security, and access-controlled communication. It belongs to Unicons Line free set in the Unicons family.

## Preview

![Clean line icon of an envelope with diagonal flap and upper-right padlock. Used for secure email and access control.](https://assets.streamlinehq.com/image/private/w_300,h_300,ar_1/f_auto/v1/icons/all-icons/envelope-lock-pnswivlu82gxrpb11nhp7.png/envelope-lock-xkdg1nd7pv809jhyzj36w9f.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Envelope Lock
- **Type**: Icon
- **Set**: [Unicons Line](/icons/unicons-line.md) — Unicons is a free and open source icon set created by IconScout with customizable styles.
- **Family**: [Unicons](/icons/unicons.md)
- **Style**: Line, Outlined
- **Category**: All Icons › All Icons
- **Default size**: 16px
- **Pricing**: Free
- **License**: [IconScout Simple License](https://iconscout.com/licenses#simple_license)
- **Author**: [IconScout](https://iconscout.com/unicons)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: envelope, lock, secure, confidential, privacy, protection, document, file, data, encryption

## Download

- [Download Envelope Lock on Streamline](https://www.streamlinehq.com/icons/download/envelope-lock--29581)

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