Hi allwe lock the admin user in ESA and create another user with administration privilege's, is their any way to unlock it again, We try the solution in this link but got this error " you dont have privilege's to do that".https://www.cisco.com/c/en/u...

Hello! I have one ESA 100v virtual appliance, AsyncOS version 13.5.Customer needs to apply HA, can any one help me with any doc or tutorial how to apply HA? 

dears its first time to me with mail securityi deploy the vm and configure the initial config and add listeners and smtp route and all initial i need to move and test is their any thing i do in exchange server or AD domain and i need to apply HA how ...

HI all,I new user to email security, can any one explain to me how mail encryption work and how the recipient of mail decrypt the message if he didn't have mail security.thanks.