Cyrillic (Russian alphabet) characters are the most common characters used in IDN homograph attacks, according to research published last month by Farsight Security. IDN stands for ...

Despite the most recent characters used being added in 2008, a lot of fonts still do not support the characters, and some fonts support half. Surprisingly, Iosevka, a programming font, supports all of ...

The Cyrillic character for “combining ten millions” can be entered with its Unicode value in Character Viewer. Apple shows variations across fonts below its Unicode label at right.

For example, the Cyrillic "a", which has a Unicode number of U+0430, looks exactly like the ASCII "a", or U+0061. It has been possible to register domain names that use those homograph letters.

For example, the letters “a” in the Cyrillic and Latin scripts are visually identical, even though they’re different characters with different Unicode values: U+0430 and U+0061.