50,000 KT users switch carriers after data breach

A lot of people who use KT, a phone company in South Korea, switched to another company called SK Telecom.

This happened after KT had a big problem where people's information was stolen.

KT said people could leave without paying a fee.

More than 50,000 people switched in just four days.

Most of them went to SK Telecom.

The boss of KT told his workers to be more careful about protecting information and to focus on using computers to help the company grow.

He wants KT to be a leader in using smart computer programs.