Check Failed Logon Information in Teradata
select
username
,cast(cast(logondate as format 'YYYY-MM-DD') as varchar(100))
,cast(logontime as varchar(100))
,ClientIpAddress
,ClientProgramName
,ClientSystemUserId
,event
from dbc.logonoff
where logdate >= date '2018-09-25' -- provide date
and event not in ('Logon','Logoff')
-- and username='<USERNAME>' --Remove comment & Provide Username for filter
order by 1 desc, 2 desc;