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An eSIM (embedded SIM) is a form of SIM card that is embedded directly into a device as software installed onto a eUICC chip. First released in March 2016, eSIM is a global specification by the GSMA that enables remote SIM provisioning ; end-users can change mobile network operators without the need to physically swap a SIM from the device.
A typical SIM card (mini-SIM with micro-SIM cutout) A SIM card or SIM (Subscriber Identity Module) is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone devices (such as mobile phones and laptops).
A SIM swap scam (also known as port-out scam, SIM splitting, [1] simjacking, and SIM swapping) [2] is a type of account takeover fraud that generally targets a weakness in two-factor authentication and two-step verification in which the second factor or step is a text message (SMS) or call placed to a mobile telephone.
A SIM has a unique IMSI that does not change, while the MSISDN can change in time, i.e. different MSISDNs can be associated with the SIM. The MSISDN follows the numbering plan defined in the International Telecommunication Standard Sector recommendation E.164.
Socialist Republic of Vietnam Cộng hòa Xã hội chủ nghĩa Việt Nam (Vietnamese) Flag Emblem Motto: Độc lập – Tự do – Hạnh phúc "Independence – Freedom – Happiness" Anthem: Tiến Quân Ca "The Song of the Marching Troops" Show globe Show map of ASEAN Location of Vietnam (green) in ASEAN (dark grey) Capital Hanoi 21°2′N 105°51′E / 21.033°N 105.850°E ...
The re-organisation, conducted in two periods, between 2020 and 2023 and between 2023 and 2030, comprises forced mergers of several districts and commune-level administrative units and localities. As of April 2023, the number of third-level subdivision units dropped to 10,598 units including 1,737 wards, 614 commune-level towns and 8,247 ...