Question 1

How do I download the "Invalid Signature" icon?

Accepted Answer

Click "Download" to get the SVG file. For PNG, use the dropdown arrow next to download and pick 256px, 512px, or 1024px. There's also a "Copy" button for grabbing SVG or CSS code directly. For other icons from "Cryptography An Introduction", check the pack page.

Question 2

Where can I use the Invalid Signature icon?

Accepted Answer

Common uses include high contrast themes, ink-saving prints, UI kits, light mode designs, legal papers, monochrome layouts, palette variations, print materials, style guides. It's an SVG, so it stays sharp at any size.

Question 3

Is the Invalid Signature icon free for commercial use?

Accepted Answer

The Invalid Signature icon from Cryptography An Introduction has a CREATIVECOMMONS license, which generally covers commercial projects. You'll need to credit Brennan Novak -- details in the Author section above. Double-check the licensing page if you're unsure.

Question 4

How do I embed this icon using CSS?

Accepted Answer

Click the dropdown next to "Copy" and grab the CSS option. That gives you a class with the icon as a data URI. Add it to your stylesheet, then use wherever you need it. Single-color icons inherit your CSS color. Multicolor ones keep their original palette.

Question 5

Does this icon require attribution?

Accepted Answer

Yes, credit Brennan Novak. There's a "Copy Attribution" button in the Author section. The license is CREATIVECOMMONS.

Question 6

Can I edit or customize this icon?

Accepted Answer

Yes. The CREATIVECOMMONS license allows modifications. Click "Edit Vector" to open the browser editor where you can change colors, resize, or rotate. You can also download the SVG and edit it in Figma, Illustrator, or any vector tool.

Invalid Signature SVG Vector Icon

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