Sectigo

Sectigo (formerly Comodo CA) is an incredibly powerful, heavily armored veteran titan that mathematically attacked the "Mass Market Commercial CA" sector. It engineered a terrifyingly vast global issuance engine. It is the absolute weapon of choice for massive web hosts and enterprise IT teams who mathematically demand a highly scalable, competitively priced certificate authority capable of issuing millions of specialized certificates ranging from standard SSL to S/MIME email encryption and IoT device identity.