False negative: an erroneous decision that a person is not deceptive when one actually is deceptive.
False positive: an erroneous decision that a person is being deceptive when one is actually being truthful.
False pretense: a designed misrepresentation of existing fact or condition for the purpose of obtaining another’s money or goods.
False representation: a representation which is untrue, willfully made to deceive another to his injury.
Feedback: a message or series of messages transmitted in response to a previous message. In computer operations, for example, feedback is the return of part of the output of a machine, process, or system to the computer as input for another phase, especially for self-correcting or control purposes.
Fidelity bond: a bond that reimburses an employer for loss due to the dishonest acts of a covered employee.
File Transfer Protocol (FTP): a feature that allows a user on any computer to send or obtain files from another computer. Security is handled by requiring entry of a user name and password or logging into a system that allows for anonymous logins.
Film piracy: selling or using film produced by another without recording its sale or use so that revenue is unreported or untaxed and royalties unpaid.
Fire bomb: an incendiary device, typically homemade, which when thrown will produce fire upon impact. A fire bomb usually consists of gasoline and a wick in a glass container. The wick is ignited, and the bomb is thrown. When the glass container breaks, a flash explosion occurs.
Flagging: a nervous shoplifter’s habit of looking around just prior to the concealment
Floating exchange rate: a system that allows currency values to fluctuate on foreign exchange markets in response to changes in trade and economic conditions.
Foot candle: a unit of light intensity defined as the amount of light measured on a surface one foot from a uniform point source of light equal to the light of one candle. A foot-candle is equal to one lumen per square foot.
Force protection: security program designed to protect military personnel, civilian employees, family members, facilities, and equipment, in all locations and situations, accomplished through planned and integrated application of combating terrorism, physical security, operations security, personal protective services, and supported by intelligence, counterintelligence, and other security programs.
Forecasting: a management tool for long-range planning; an informed estimate about the future based on an analysis of past data and present and future trends.
Forensic evidence: evidence that a suspect leaves at a crime scene or takes from the scene or that may be otherwise connected with the crime. Forensic evidence aids in the solution of a case because it can establish the criminal’s modus operandi, develop or identify suspects, prove or disprove an alibi, connect or eliminate suspects, identify loot or contraband, and provide leads. Physical evidence can prove an element of the offense; for example, safe insulation, glass, or building materials on a suspect’s clothing may prove entry. Stomach contents, bullets, residue at the scene of fire, semen, blood, tool marks may all prove elements of certain offenses. Such evidence can prove the theory of a case; for example, footprints may show many were at the scene, and auto paint on clothing may show that a person was hit by a particular car.
Forged instrument: a written instrument that has been falsely made, completed, or altered. The term includes deeds, wills, contracts, public records, checks, commercial instruments, money, securities, stamps, and prescriptions of a duly licensed physician.
Franchise fraud: a type of advance fee fraud in which the criminal collects a fee in exchange for the promise of certain services and territorial rights pertaining to the startup of a franchised operation.
Fraud: a broad crime category comprising offenses sharing the elements of deceit or intentional misrepresentation of fact, with the intent of unlawfully depriving a person of his property or legal rights. Depending on the jurisdiction and the penal codes involved, a variety of offenses will fall into this category, e.g., check fraud, counterfeiting, credit card fraud, embezzlement, forgery, swindle, and others. Fraud is also an element of offenses that involves bad faith, a breach of honesty, a lack of integrity or moral turpitude.