A Universal Subscriber Identity Module is an application for UMTS mobile telephony running on a UICCsmartcard which is inserted in a 3G mobile phone. It stores user subscriber information, authentication information and provides with storage space for text messages. Universal Mobile Telecommunications System (UMTS) is one of the third-generation (3G) mobile phone technologies. ... The UICC (Universal Integrated Circuit Card) is the chip card used in mobile terminals in 3G telecom networks-Systems. ... A smart card, or integrated circuit(s) card (ICC), is defined as any integrated circuitry embedded into a flat, plastic body. ... 3G (or 3-G) is short for third-generation mobile telephone technology. ... Depending on context, the initials SMS may have several meanings: Short message service – text messaging on mobile phones / cell phones Sega Master System – an 8-bit video game console from the 1980s, competing with the Famicom/NES Seiner Majestät Schiff – His Majestys Ship in the German Kaiserliche Marine...
For authentication purposes, the USIM stores a long-term preshared secret key K, which is shared with the Authentication Center (AuC) in the network. The USIM also verifies a sequence number that must be within a range using a window mechanism to avoid replay attacks, and is in charge of generating the session keys CK and IK to be used in the confidentiality and integrity algorithms of the KASUMI block cipher in UMTS. In cryptography, KASUMI, also termed A5/3, is a block cipher used in the confidentiality (f8) and integrity algorithms (f9) for 3GPP mobile communications. ... Universal Mobile Telecommunications System (UMTS) is one of the third-generation (3G) mobile phone technologies. ...
The word Sim can refer to the following topics: Sim (Pencil Game), a pencil game an abbreviation of the word simulation The Sims, a household simulation computer game by Maxis Dave Sim, author of the comic book Cerebus Sim Wong Hoo, founder of the world-leading entertainment manufacturing company, Creative... An IP multimedia Services Identity Module is an application running on a UICC smartcard in a UMTS release 5 enabled 3G telephone. ... The UICC (Universal Integrated Circuit Card) is the chip card used in mobile terminals in 3G telecom networks-Systems. ...
The USIM card is the heart of the mobile phone that enables you to communicate with ease.
The USIM card is a more sophisticated type that allows you to send and receive calls using your regular phone number in Japan and other major countries around the world.
Also, when you use a USIM card, you have to input a secret PIN code so if a card is lost or stolen, it cannot be used by anyone else.
USIM has built a shelter in Saipan (Northern Mariana Islands), and have collaborate with several other international nongovernmental organizations (NGO) such as C.A.S.T. (Collation Against Trafficking and Slavery in Los Angles) and CSI in Europe to promote human right activities.
USIM works internationally to provide vocational training and distance education through video conferencing.
USIM is a non-profit non-partisan corporation that supports the international framework for the defense of human rights, including freedom of religion and the eradication of human trafficking and modern slavery.
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