Connections (secure-log) - linux server, what does it mean?

[Fli]

Please what is the "Connections (secure-log) Begin". Im using script called nodewatch and it sends an emails with log reports. I want to ask what is this "Connections (secure-log)" about and what means this?


--------------------- Connections (secure-log) Begin ------------------------

New Users:
someusername1 (524)
someusername1 (524)
someusername2 (525)

Deleted Users:
someusername1

New Groups:
someusername1 (524)
someusername1 (524)
someusername2 (525)

Deleted Groups:
someusername1


---------------------- Connections (secure-log) End -------------------------

There was added new users and deleted any groups?