Short and catchy business name which means "defence, protection" in French.
Fermez has only six letters and only two syllables. Two-syllable names are very rare and very desirable. Established brands using two syllable names include Kleenex, Walgreens and Boeing.
Fermez.com is a .com domain. Dot com domains are synonymous with websites. Once you own a .com, it will be much easier to rank for your own name in Google.