Security information

2020/04/19 From around 02:26 to around 02:30, and from around 04:04 to around 04:09, phishing e-mails disguised as the University's WebActive! Mail were scattered to multiple e-mail addresses. Was reported.

When you access the link in the body of the email, you will see a website that looks just like the University's Webmail system.

If you enter your user name and password on this site, your authentication information may be exploited, which may lead to unauthorized access.

If you receive this email, please delete it without accessing the link.

If you accidentally enter your user name and password, please change your password and contact the Information Systems Division.

• Title

• Text example 1

• Text example 2

• Phishing site screen

2020/04/15 From around 12:06, there were reports that phishing e-mails, which seem to be web mails, were distributed to multiple e-mail addresses of our university.

If you enter your user name and password on this site, your authentication information may be exploited, which may lead to unauthorized access.

If you receive this email, please delete it without accessing the link.

If you accidentally enter your user name and password, please change your password and contact the Information Systems Division.

• Title

• Text example

From around 2020/02/11 12:08, there were reports that phishing emails spoofing the University's WebActive! Mail were being scattered to multiple university email addresses.

When you access the link in the body of the e-mail, a site similar to the university's Web mail system will be displayed.

If you enter your username and password on this site, your credentials will be exploited and unauthorized access may be possible.

If you receive this email, please delete it without accessing the link.

If you accidentally enter your user name and password, change the password and contact the Information System Section.

• Subject

• Example text

• Phishing site screen

Around 8:30 2020/02/08 and around 12:31 2020/02/11 there have been reports that suspicious e-mails with emoticons in the subject and body have been scattered to multiple e-mail addresses of the University. did.

When the attached file is opened, it is infected with ransomware (NEMTY), the data is encrypted and a ransom is required.

If you receive this email, please delete the attachment without opening it.

If you accidentally get infected and your data is encrypted, please contact the Information Systems Section.

• Subject example
  :)
  ;)
  :-)
  ;-)
  :-D
  :D
  8-)
  8-D
  :*
  :-*

• Attachment file name
  PIC_Numbers_2020.zip
  IMGNumbers_jpg.zip

• Message displayed when infected with NEMTY ransomware

Report that phishing e-mails spoofing the University's WebActive! Mail are distributed to multiple e-mail addresses of the University around 2020/01/30 23:47 and 01/31 01: 20-02: 28 had.

When you access the link in the body of the e-mail, a site similar to the university's Web mail system will be displayed.

If you enter your username and password on this site, your credentials will be exploited and unauthorized access may be possible.

If you receive this email, please delete it without accessing the link.

If you accidentally enter your user name and password, change the password and contact the Information System Section.

• Subject

• Example text

• フィッシングサイトの画像