As it turns out, there was—and in some cases still is. The invisible characters, the result of a quirk in the Unicode text encoding standard, create an ideal covert channel that can make it ...

to automatically change display direction of your text. The generally accepted Unicode standard is used to encode, represent and process text in most of the world's languages. In addition to text ...

Unicode’s combining characters also causes problems when it comes to comparison and collation of text. These are characters which can be built from multiple glyphs, but they also have a pre ...

The concept revolves around Unicode's system of representing text as a sequence of codepoints, with each codepoint being a number assigned meaning by the Unicode Consortium. While most users are ...

but if you copy and paste the text, the 'U+FE01' at the end will also be copied. By using variant selectors, which are not visible in the rendering but are included in the Unicode characters ...