Short and catchy business name which means "defence, protection" in French.
The word "fermez" contains only six letters and only two syllables. Two-syllable names are exceptionally rare and extremely valued. Established brands using two syllable names include Subway, Visa and Walmart.
Fermez.com is a dot com domain. Dot com domains are the most popular, and the most prestigious. When you own a dot com, it is much easier to rank for your own name in search engines.