5.1.3 Regular exchange of intelligence information among the services and mutual assistance rendered to each are some of the important factors defining the current state of cooperation in the State Security Sector. This process has also significantly benefited from the formal and informal links between the services. 5.1.4 The state of bilateral cooperation among the services is one of the key pillars underpinning the growth of regional security cooperation. 5.2 Challenges 5.2.1 Despite the above positive developments, the State Security sector still faces a number of challenges. These include: (i) Enhancement of the capacity to prevent the subversion of the constitutional order and national sovereignty; (ii) The negative effects of globalisation such as the grow ing vulnerability of national borders, increase in organized and transnational crime, drug trafficking, money laundering and human trafficking; (iii) Terrorism; (iv) Enhancement of bilateral relations; (v) Implementation of Early Warning System (EWS;) (vi) Address the impact of the HIV and AIDS pandemic; (vii) Limited resources; (viii) Food security; and (ix) Protection of maritime resources. 31