Symantec Protection Engine (SPE) UI server allows both - TLSv1.1 and TLSv1.2
Windows, Linux, SPE 8.2.1/8.2.2
The hotfix servers.jar (attached to this KB) supports TLSv1.2 only. It restricts the support for TLS version lower than 1.2
SPE_8.2.1_HF_04.zip – This is applicable to SPE version 8.2.1
SPE_8.2.2_HF_03.zip – This is applicable to SPE version 8.2.2
Step to deploy hotfix: