Security log
[[File:Bridge security log.jpg|thumb|The ''Defiants bridge security log]]
A security log was a record of incidents occurring on a starship or starbase that was maintained by the chief of security.

Several log entries were made in the security log aboard Deep Space 9, as recorded by Constable Odo. ()

In 2370, Kellerun and T'Lani authorities provided a data clip to Starfleet, of the security log of the laboratory where Miles O'Brien and Julian Bashir were thought to have been killed. ().

In 2371, when a young Jem'Hadar wished to know more about his people, Odo called up a bridge security log''' for the  that showed the Jem'Hadar's boarding the vessel and attacking the crew, so he could observe others of his species. ()

Numerous log entries were made in the security log for the . They were recorded by Lieutenant Tuvok. ()

See also 
Security chief's log
Tactical officer's log

de:Sicherheitslogbuch
Logs