Forensic Identification

PERSONAL IDENTIFICATION

People can be identified by their Fingerprint s, from traces of their DNA by DNA Fingerprinting , from their teeth or bite by Forensic Odontology , from a photograph or a video recording by Facial Recognition System s, from the video recording of their walk by Gait Analysis , from an audio recording by Voice Analysis , from their handwriting by handwriting analysis, from the content of their writings by their writing style (eg. typical phrases, factual bias, and/or misspellings of words), or from other traces using other Biometric techniques.

PRODUCT IDENTIFICATION

Firearm s can be identified by Ballistics from the marks on the Bullet s they fired and on the bullet cartridges.

Typewriter s can be identified by minor variations of positioning and wear of their letters.

Paper Shredder s can be potentially identified in a similar way, by spacing and wear of their blades.

Color Copier s and maybe some color Computer Printer s Steganographically embed their identification number to some printouts as a countermeasure of currency forgeries.

NETWORKS

Social Networks can be discovered by Network Analysis of banking, telecommunication and postal records.

Radio Transceiver s can be potentially identified by minute variations of their output signal.

Cars can be automatically found on CCTV records by Automatic Number Plate Recognition .

Computers connected to the Internet can often be identified by their IP Address or MAC Address .

APPLICATIONS

Sometimes, Manufacturer s and Film Distributor s may intentionally leave subtle forensic markings on their products to identify them in case of piracy or involvement in a crime. (''Cf.'' Watermark , Digital Watermark , Steganography .)

SEE ALSO

EXTERNAL LINKS

	CATEGORIES ABOUT FORENSIC IDENTIFICATION

	forensics

	identification

	surveillance

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