"We have received no specific information about any specific threats or planned attacks that could occur at the Olympics," Interpol Secretary General Ronald Noble told a news conference in Helsinki.
Noble made a similar statement in late June.
The Athens Games on August 13-29
As part of Greece's security plan, NATO support on air and sea patrols has been called in, along with units to help in case of nuclear, biological or chemical attacks and a standby special forces unit.