He said Mr. Gardner was a dedicated law enforcement officer.
Minister Dillon has assured that law enforcement personnel supported by other agencies of National Security are applying all resources in treating with this heinous act and all acts of violence against serving officers.
He said violence against law enforcement officers will not be tolerated as these officers work tirelessly to maintain peace and security in the country, and he vowed to leave no stone unturned in bringing all perpetrators of attacks against national security officers to swift justice.
These criminals, he said, will feel the full brunt of the law.
Minister Dillon also assured that Government will be giving priority attention to strengthening the safety and security of officers.
He extended condolences to the family and colleagues of Officer Gardner.
Acting Commissioner of Police, Stephen Williams, has also condemned the fatal shooting of Prison Officer Glenford Gardener on Thursday night.
In a statement, the Commissioner said 44 year old Gardener, of Bagatelle in Diego Martin, was shot and killed outside his home around 7:25pm.
Mr. Williams said he has committed all required resources in pursuit of the perpetrators to bring them to justice within the shortest possible time.
The Acting Commissioner of Police, and the Trinidad and Tobago Police Service, extended condolences to the relatives and friends of Mr. Gardener.
Mr. Gardener, who had 19 years' service, leaves to mourn his mother and daughter, who both reside in the US.