Seven people, including two police officers, arrested by detectives in Essex investigating the alleged unauthorised disclosure of force information, have been released on bail.
Six men, including the two Essex officers and a civilian member of staff, were arrested on Thursday morning.
A seventh man was arrested later in the day.
The police employees have been suspended on full pay while the investigation continues.
They have all been bailed until 21 January next year.
The investigation, which started in March, was conducted by the county's force, and a specialised unit from the Metropolitan Police.