Lifting fingermarks is never easy. Based on the surface on which the fingermark rests, the examiner decides whether lifting would be needed or not. This is also true for papered documents. Normally, latent fingerprints are not required to lift because the prints are soaked in and no longer on the paper surface. Thus, they are …
Lifting Fingerprints From Paper: Questioned Document Approach Read More »
The science behind forensic analysis is to compare the unknown or questions with known standards. This is true for both fingerprint and questioned document examinations. Fingerprint never changes but handwriting or signature does. In fact, no two handwriting/signature samples can be exactly the same. Both disciplines have different concepts of individuality. So, how to meld …
Fingerprints on Questioned Documents: Forensic Preference And Guide Read More »
The most recommended methods of developing fingerprints on paper are chemical methods followed by powdered methods. With recent advancements, two novel techniques, alternative light, and laser light can also be used to detect fingermarks on papered questioned documents. In this short post, I am going to list common methods on how you can develop fingerprints …
How to Develop Fingerprints on Papered Questioned Documents? Read More »
When a questioned document arrives at Forensic Document Unit (FDU), it means someone is going to be held questionable for their wrongdoing. And it’s the Forensic document examiner’s job to find and trace down every detail that might help individualization. What happens later? You all know well. Now, the court will decide what charges a …
Legal Obligation of Person’s Fingerprints Over Questioned Documents Read More »
Forgery of signatures and handwriting is common. There are also other ways to forge a document like insertion, obliteration, printing, and so on. Similarly, can a watermark be forged too? Yes, a watermark on paper can also be forged. The easiest way is by using translucent organic polymers. Other techniques include rubber stamping, printing with …
Can Watermark on Paper be Forged? Prevention and Forensic Detection Read More »
Paper dating is not simple. Forensic Document Examiners (FDEs) have to delve in and check the minor details of questioned documents. And one of the minor details that are worth studying is watermarks. Studying and examining watermarks can reveal important clues about their manufacturers, which can eventually lead to the age of the document. And, …
Paper Dating Using Watermarks: Is It Possible? [4 Ways] Read More »
Watermark examination is the process by which a Forensic Document Examiner (FDE) tests a watermark to see how well it aids the questioned document analysis, particularly the paper examination report. There are various types of watermarks on paper, and an FDE should be know how to identify them based on their distinguishing characteristics. Read this …
Forensic Watermark Examination of Paper: Destructive And Non Destructive Analysis Read More »
Watermark is a distinctive form of image, shape, text, or any design that appears translucent and fainter when light passes through it. When these watermarks appear in the questioned documents, they can state origin, manufacturer, retailer, and possibly the manufacturing date. Know more: Forensic Watermark Examination of Paper: Destructive And Non Destructive Analysis In this …
Watermarks on Questioned Documents: Types and Significance Read More »
