9 Downloadable computer software for allowing end-to-end encryption for voice, video and chat services; Downloadable computer software and applications for securely messaging and communicating with others; Downloadable software for securely exchanging, editing, viewing, posting, streaming, linking, annotating, indicating sentiment about, commenting on, embedding, or otherwise providing electronic data, documents, files, information, text, photos, images, graphics, audio, video, and multimedia content via computer, mobile, global and other communications networks; Downloadable computer software for use in securely facilitating voice over internet protocol (VOIP) calls, phone calls, video calls, teleconferences, text messages, instant messages, and online social networking services; Downloadable computer software which allows users to securely build and access social network information, namely, address books, friend lists, user profiles and preferences, and personal data; Downloadable computer software for enabling the electronic transfer of money or other currency between users; Downloadable software for use as an application programming interface (API); Downloadable software for securely creating, managing, and accessing groups within virtual communities