BORDER SECURITY                                                                                                                                             4 
 
and Havana where people pass with false documents into the country. Furthermore, the groups 
meet the Al Qaeda and Pakistan nationals who offer training to sabotage the country (Coleman, 
2007 pp. 65). Failure to verify and filter the immigrants places the country into insecure position 
without knowledge. 
How Counterintelligence help in Combating Threats 
In the recent past security threats have been blamed on the armed soldiers. With the new 
era of the collective, offensive and defensive intelligence experts can sense, track and propose 
events as they are organized by the opponents. Although the process needs intensive training, 
counterintelligence help the investigator understand how criminal activities are planned and 
executed. Secondly, they provide sufficient evidence for the prosecution of the culprits in a court 
of law (Van, 2007).  
Types of Intelligence 
Human intelligence (HUMINT) 
HUMINT is the oldest of the intelligence tactics that depends on human sources. 
HUMINT takes various forms such as overt (open) intelligence, clandestine and sensitive 
activities that explore support and supervise sources like conference hearings, unclassified 
journals. The limitations include the sponsor of the must be protected from disclosure. In the 
case of identification your reputation will be compromised hence exposing you to insecurity. It is 
commonly performed by trained soldiers or diplomatic personnel (Rollins, 2010). 
Signal Intelligence (SIGINT) 
SIGINT comprises of all signals intercepted from one or all media communication 
channels such as Communication intelligence, different instrumentation signals, for example, 
voice records, facsimile messages and fiber optics. The signs identify the location, detect weapon