Gaku announced that personal information such as names and phone numbers for about 2,100 people was leaked as a result of the wrong address sent by a faculty member when forwarding an email and sending the email incorrectly for about 10 months.
Because it was a domain called "doppelganger domain" that aimed at the sender's mistake, the error message did not arrive and it was difficult to notice.
According to the university, in May last year, when the faculty set up to transfer business emails to personal emails, they registered "gmail.com" instead of "gmail.com" by mistake. It is said that he continued to forward e-mails for about 10 months until March this year.
As a result, a total of approximately 5,000 emails were erroneously sent, and personal information such as the names and telephone numbers of approximately 2,100 students, university faculty and staff, etc., was leaked.
Another faculty member pointed out that the address was wrong, and the university apologized to the students, and sent an email to the wrong recipient requesting the deletion of the data, but there was no contact from the other party. .
So far, it has not been confirmed that the leaked personal information has been misused.
Saitama University commented, ``We deeply apologize to everyone involved.
"Doppelganger Domain" Acquisition of erroneous transmission aim
"gmai.com" is a domain acquired with the aim of sending emails by mistake.
Generally, when an email is sent to a non-existent email address, you will receive an error message and notice it, but according to Saitama University, it took some time to notice the mistake because all the emails were received.