Error KERNEL tunnel_receive:decrypt failed(-22) seen on System message log on View Logs page in
03/26/2020 4 11535
DESCRIPTION: Error tunnel_receive:decrypt failed(-22) seen on System message log on View Logs page in AMC shows. Does that indicate an issue on appliance?
This problem is due to a non-ClientHello message SSL handshake message being interpreted as a ClientHello. There is also an issue with string termination in the client-name.
Resolution or Workaround:
These messages have been fixed in firmware version 10.0.5 with All recommended hotfixes as well as all firmware versions later to 10.5.x, these message donot indicate any issue on appliance functionality nor issue with any client access.