Ghost photos, Digital Image Ballistics / Forensics

This tutorial covers techniques for image analysis that are helpful in determining whether or not a photo has been edited / tampered in any way. Analysis of EXIF files and image quantization tables are covered. Both techniques will also work for images manipulated with “ghost Read More …

Full-spectrum photography

  Full-spectrum photography is a subset of full spectral imaging, defined currently among photography enthusiasts as imaging with consumer cameras the full, broad spectrum of a film or camera sensor bandwidth. In practice, a specialized broadband/full-spectrum camera captures visible, near infrared and near ultraviolet light. For a camera to be Read More …

Texas and New Mexico Charters are seeking Team Members

Our Texas and new Mexico Charters are seeking Team Members. If you are interested in becoming apart of SGHA check out this link for more info and then email us at