The Department of State Services (DSS) deployed its officials to the Kirikiri Maximum Security Prison in Lagos, on Tuesday.
The security personnel said to be more than a dozen, arrived the penitentiary located in the Apapa area late afternoon of Sunday, March 12.
Their presence is linked to an alleged attempt on the life of one of the daughters of Vice President Yemi Osinbajo.
Osinbajo, a former Commissioner of Justice in Lagos, and his wife Dolapo have two daughters Damilola and Kanyinsola and a son Fiyinfoluwa.
Since arrival at Kirikiri, the DSS agents have been patrolling inside and outside the premises in search of an individual who issued “a serious threat”,
Reports say that the target, suspected to be an inmate, used a mobile phone which the secret service tracked to the location” a source hinted.
DSS Public Relations Officer, Peter Afunanya requested a text message when contacted for a reaction. There was no reply as of press time.