For G Suite.
For Office 365.
What should I do when permission to access is accidentally issued to unauthorised devices?
The procedure differs depending on the number of the objects to be cancelled out. Please check the followings;
・When you set it onto the countless PCs.
・When the PC cannot be controlled on your own.
In such case as above, change the entry authentication issuance key.
*Please note that;
In this case, all the entry authentications issued before become invalid. So, even for the proper PCs those which the authentication have been already set up on, the authentications need to be re-issued with the new key.
・When you can control the PC on your own.
Please delete the cache/cookie data related with「ap.ssso.hdems.com」 from the browser of the relevant PCs.