Thank you for always using the Kashima Antlers Official Website.
To ensure a more secure experience with the encryption method used for internet communication, Antlers Mobile Free Email Magazine will switch its SSL certificate to the more secure "SHA-2" method starting on Thursday, May 26, 2016.
As a result, some mobile phone devices that do not support the "SHA-2" method will no longer be able to use various email magazine procedures.
We apologize for any inconvenience this may cause to affected users and ask for your understanding and cooperation.
■Scope of Impact
Users of the following devices will no longer be able to access the forms for various email magazine procedures (registration, modification, cancellation).
Customers who are already registered will continue to receive emails.
・Smartphones with Android OS 2.2 or older
・iPhones with iOS less than 4.2.1
・Feature phones (ガラケー) mainly released before 2009
※Please check the information from each mobile carrier.
▼docomo
https://www.nttdocomo.co.jp/info/notice/pages/150715_00.html
▼au
http://www.kddi.com/important-news/20150715/
▼Softbank
http://www.softbank.jp/mobile/info/personal/news/support/20150715a/
Customers with affected devices who wish to unsubscribe from the email magazine should contact us via the inquiry page on the mobile site.
■What is "SHA-2"?
"SHA-2" is a type of communication encryption method that enhances security by offering a more advanced encryption method compared to the traditional "SHA-1."
Major certificate authorities ceased new issuance of traditional "SHA-1" certificates as of December 2015.