The Security and Public Order Division is one of the 25 major divisions within the Ministry of Home Affairs.

Generally, Security and Public Order Division's function is to preserve, maintain and enhance domestic security and border security as well as enhance the effectiveness of applicable law enforcement.

Security and Public Order Division essentially covers three (3) important aspects of prevention, enforcement and recovery. The first and second elements of prevention and enforcement are realized through the implementation of the existing Prevention Law which has been entrusted to this Division namely:

1. Prevention of Crime Act 1959
2. Prevention of Terrorism Act 2015
3. Dangerous Drugs (Special Preventive Measures) Act 1985
4. Sedition Act 1948
5. Private Agencies Act 1971
6. Protected Areas and Protected Places Act 1959
7. Second-Hand Dealers Act 1946
8. Police Act 1967
9. Security Offences (Special Measures) Act 2012
10. Registration of Criminals and Undesirable Persons Act 1969
11. House to House and Street Collections Act 1947
12. Corrosive and Explosive Substances and Offensive Weapons Act 1958
13. Explosives Act 1957
14. Abduction and Criminal Intimidation of Witnesses Act 1947
15. Special Measures Against Terrorism In Foreign Countries Act 2015
16. Peaceful Assembly Act 2012
17. Deoxyribonucleic Acid (DNA) Identification Act 2009
18. Minor Offences Act 1955
19. Public Order (Preservation) Act 1958
20. Extradition Act 1992
21. Public Order Ordinance 1961 [Sabah Cap. 48]
22. Public Order Ordinance 1962 [Sarawak Cap. 33]
23. Arms Act 1960
24. Firearms (Increased Penalties) Act 1971
25. Malaysian Maritime Enforcement Agency Act 2004
26. Dangerous Drugs (Forfeiture of Property) Act 1988

The third element of the Recovery is realized through the rehabilitation program that has been designed against detainees who have been subject to detention order at the Center for Rehabilitation Center (PPA).