Olivier van der Toorn

The possibility to include Unicode characters in domain names allows users to
deal with domains in their regional languages. This is done by introducing
Internationalized Domain Names (IDN). However, the visual similarity between
different Unicode characters - called homoglyphs - is a potential security
threat, as visually similar domain names are often used in phishing attacks.
Timely detection of suspicious homograph domain names is an important step
towards preventing sophisticated attacks,…