VeriSign Authentication Services, now part of Symantec
VeriSign is the leading Secure Sockets Layer (SSL) Certificate Authority enabling secure e-commerce, communications, and interactions for Web sites, intranets, and extranets. VeriSign has the most trusted mark on the Internet and enables the strongest SSL encryption available to every site visitor.
350 Ellis Street
Mountain View, CA 94043
Phone: 650-426-5112
Toll Free: 866-893-6565