UIN means User Identification Number. The term was coined by Mirabilis, to be used as the name of the unique identification number that each user of the ICQinstant messaging software is assigned upon registration. Unlike most other instant messaging programs, in ICQ the only information that is permanent to a registered user is the UIN. The screen name may be changed at will, without having to reregister. Mirabilis was the name of the Israeli company that produced ICQ, a popular instant messenger. ... ICQ is an instant messaging computer program, created by Mirabilis, an Israeli start-up company based in Tel-Aviv. ... A screenshot of PowWow, one of the first instant messengers with a graphical user interface Instant messaging is the act of instantly communicating between two or more people over a network such as the Internet. ...
See ICQ for further information. ICQ is an instant messaging computer program, created by Mirabilis, an Israeli start-up company based in Tel-Aviv. ...
The UIN system established a real-time traceable link between every trade executed on a stock exchange and the person placing the order for that trade, a major change from the past system where exchanges only had trading data for stock brokers with no information about end investors.
Third, the UIN model that was implemented was a watered down version of original model.
That potential of UIN system remains largely unrealised, particularly in the most important area of investor protection, is a loss to the investing public, particularly to the retail investors who are perhaps most vulnerable to abuse.