Starting in Strategy 2021 Update 8, JDK is upgraded to 11.0.17. In JDK 11.0.17, the RC4_HMAC_MD5 (Rivest Cipher 4 with hashed message authentication code using the Message-Digest algorithm 5) encryption for Kerberos authentication is deprecated and disabled by default. As a result, you may not be able to log into Strategy Web/Library using Kerberos authentication. This article describes workarounds you can implement to resolve this issue.
After upgrading to Strategy 2021 Update 8, using Kerberos to login Strategy Web/Library may produce the following errors:

