As of 3 January 2018, LEIs are mandatory for all companies who wish to continue trading in securities.

Free calculators bypass the carrier's consent. While rarely prosecuted for individual use, the distribution of these tools operates in a legal gray area involving copyright circumvention of the firmware protection mechanisms.

: The phone will usually prompt for this code automatically when a SIM card from a different network is inserted. 🛠️ How Calculators Work

stands for Network Control Key (sometimes called a Network Unlock Code or SIM unlock code). It is a numeric code (typically 8 to 16 digits) assigned to a specific mobile device by the manufacturer (in this case, Alcatel/TCL) at the request of a mobile carrier.