12/20/23 11:48:24: ISUPGRADE : false
12/20/23 11:48:24: Running ./installagent.sh (PWD /home/core/Symantec/My Company_Default Group_LINUXSTUB/Symantec Endpoint Protection version 14.3.4615.2000 - English~1/instwLJn5i; version 2.2.4.46)
12/20/23 11:48:24: Appears to be clean install, so updating old repo file
12/20/23 11:48:24: Running key import for Symantec Repo
OK
12/20/23 11:48:24: Configuring Repo file /etc/apt/sources.list.d/sdcss.list for Symantec Agent for Linux (SEPM) ..
12/20/23 11:48:25: Refreshing repo cache and testing connection..

12/20/23 11:48:26: Get:1 https://linux-repo.us.securitycloud.symantec.com/sep_linux/14.3RU2/ubuntu16 sep_linux/14.3RU2 InRelease [1,723 B]
Ign:1 https://linux-repo.us.securitycloud.symantec.com/sep_linux/14.3RU2/ubuntu16 sep_linux/14.3RU2 InRelease
Get:2 https://linux-repo.us.securitycloud.symantec.com/sep_linux/14.3RU2/ubuntu16 sep_linux/14.3RU2/main amd64 Packages [2,351 B]
Fetched 4,074 B in 1s (2,309 B/s)
Reading package lists...
W: GPG error: https://linux-repo.us.securitycloud.symantec.com/sep_linux/14.3RU2/ubuntu16 sep_linux/14.3RU2 InRelease: The following signatures were invalid: KEYEXPIRED 1655567894  KEYEXPIRED 1655567894  KEYEXPIRED 1655567894
W: The repository 'https://linux-repo.us.securitycloud.symantec.com/sep_linux/14.3RU2/ubuntu16 sep_linux/14.3RU2 InRelease' is not signed.
12/20/23 11:48:27: Repo communication status = 0
12/20/23 11:48:29: selecting package from repo for install sdcss-scripts (2.2.4.47)
12/20/23 11:48:29: Installing packages for Symantec Agent for Linux (SEPM):
12/20/23 11:48:29:  Package                                  Version         Source
12/20/23 11:48:29:  ---------------------------------------- --------------- ------
12/20/23 11:48:29:  sdcss-scripts                            2.2.4.47        (repo)
Reading package lists...
Building dependency tree...
Reading state information...
The following packages were automatically installed and are no longer required:
  fonts-lato libjs-jquery libruby2.3 libuv1 libzip5 rake ruby
  ruby-did-you-mean ruby-minitest ruby-net-telnet ruby-power-assert ruby-rack
  ruby-test-unit ruby2.3 rubygems-integration
Use 'sudo apt autoremove' to remove them.
The following NEW packages will be installed:
  sdcss-scripts
0 upgraded, 1 newly installed, 0 to remove and 4 not upgraded.
Need to get 24.8 kB of archives.
After this operation, 0 B of additional disk space will be used.
WARNING: The following packages cannot be authenticated!
  sdcss-scripts
E: There were unauthenticated packages and -y was used without --allow-unauthenticated
12/20/23 11:48:30: Error 1: 
Scripts package install failed please check error log sdcss_install.log