Yahoo! Messenger Protocol: Network Protocol, Messenger, Instant Messaging, Yahoo!, HTTP, World Wide Web, Replay Attack

Yahoo! Voice: Voice over IP, Yahoo!, Messenger, Instant Messaging, Session Initiation Protocol

Yahoo! Calendar: World Wide Web, Calendar, Yahoo!, Messenger, Groups, Mail Beta, Google Calendar

Ayttm: Instant messaging, Client, MSN, Show Yahoo! , Simple Mail Transfer Protocol,...

HTTP Secure: Hypertext Transfer Protocol, Transport Layer Security, World Wide Web, Secure Protocol