AT&T is a US-based telecoms company, and the second largest provider of mobile services and the largest provider of fixed telephone services in the US.
Bandwidth offers a suite of API products for businesses and developers wanting to add voice calling, secured 2FA text messaging (SMS), MMS or emergency call connectivity to software and applications, while also accessing SIP trunking, routing, address verification and number porting services.
Cisco VPN is the designs, manufactures, and sells internet protocol based networking and other products related to the communications and information technology industry worldwide.
Network Solutions provides web services such as web hosting, website design and online marketing, including search engine optimization and pay per click management.
Verisign is a domain name registry solution designed for network security professionals. It enables users to access authoritative registries .com, .net, .name, .cc, and .tv domain names, map active second-level domain names with the Internet Protocol (IP) addresses of the name server for the domain name, manage and protect the DNS infrastructure, choose domain names in top-level domains (TLDs), and find registrars to register or renew domain names.
Hypertext Markup Language (HTML) is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets (CSS) and scripting languages such as JavaScript.
PHP: Hypertext Preprocessor is a server-side scripting language designed for Web development, but also used as a general-purpose programming language. PHP code may be embedded into HTML code, or it can be used in combination with various web template systems, web content management systems, and web frameworks.