huntglyph

huntglyph — Detect homograph attacks Homograph attacks leverage the visual similarity of characters from different writing systems e.g., Latin 'a' vs. Cyrillic 'а' to spoof domain names, filenames, or other identifiers, tricking users into believing they are interacting with a legitimate source...

Mozilla: Domain spoofing with combination of Canadian Syllabics and other unicode blocks (MFSA 2017-16)

Characters from the "Canadian Syllabics" unicode block can be mixed with characters from other unicode blocks in the addressbar instead of being rendered as their raw "punycode" form, allowing for domain name spoofing attacks through character confusion. The current Unicode standard allows...