Forensics Modules 1-6 Terms
Locard
“every contact leaves a trace”
BTK murders (bind, torture, kill)
Murderer sent a floppy disk to police to taunt them; "erased" info on it was recovered.
Social engineering
somebody pretending to be someone else to hack computers
Virus
Malware that embeds itself into executable software to then spreads to other executable files.
Worm
Malware that transmits itself over computer networks to infect other computers.
Trojan Horse
Malware within a software application that is installed by a user that has some hidden destructive function activated when the application runs.
Ransomware
Software that locks the screen of the user and and threatens some type of extorsion if a fee is not paid.
Rootkits
Software that allow malware to stay hidden to the user.
Backdoor
Programs that bypass authentication procedures to a network.
Spyware
Malware that assesses what the computer user is doing on their computers.
Adware
Automatically generating online advertisements, where the advertisers pays the developer per view.
Steganography
A technique where information or files are hidden within another file in an attempt to hide data.
Hackers/Crackers
People who can overcome/disable computer security.
White Hats
Those who are tasked with testing computer security systems for vulnerabilities.
Black Hats
Those individuals who break into computer systems/networks with ill-intent.
Faraday shield
This is a device that blocks cellular signals so that the phone evidence can not be altered by external controls.
Latent Data
Data hidden that's not directly visible to the user
Grey Hat
A hacker whose ethical standards fall somewhere between altruistic and malicious
Purpose of Fire Investigations
Detecting point of origin, relevant chemical materials, and igniter devices
Arson Indicators
Chemical accelerants present, pile of combustibles (difficult to provide evidence of non-accidental use)
Spontaneous Combustion
When fire starts without external heat source; internal heat from slow oxidation (exothermic reaction) within material.
Combustion
Fire is a type of oxidation, the combination of O with substances to produce new substances
Fire Triangle
Fuel, oxygen, heat
How fires are started
Minimum temperature needed to spontaneously ignite fuel (ignition temperature must be reached)
What is heat of combustion
Heat involved in substance burning
Edward Henry
Devised system for classifying and cataloguing fingerprints to use for individualization
Francis Galton
Statistical significance of uniqueness of fingerprints in 1888