Parents and guardians in the South Dublin area have been advised to be vigilant after a number of incidents reported in the recent past, involving a hooded man approaching children in a suspicious manner.
Gardai are aware of such incidents, which happened over the past six weeks.
Parents whose kids are attending schools in the Killiney and Shankill areas have received text alerts advising them of the potential threat.
Gardai are encouraging everyone to remain on alert and report suspicious behaviour around schools immediately.