By IT Governance Publishing
This pocket advisor illustrates the technical complexities concerned about laptop forensics, and exhibits managers what makes the self-discipline proper to their employer. For technical employees, the booklet bargains a useful perception into the most important procedures and approaches which are required.
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Additional resources for Computer Forensics A Pocket Guide
In more recent years, an increasing volume of academic research is being produced exploring various new approaches to obtaining forensic evidence. Each year, these new advances provide significant practical enhancements to forensic examiners. Whilst these advances are being made, so too are advancements in technology, with larger hard drive media, Storage Area Networks (SANs), increasing variety of mobile and embedded devices, ubiquitous networking across different stakeholder networks (corporate, fixed line ISP, mobile ISP, cellular mobile network) and the interaction of all these technologies within a single incident.
The file system contains the record with metadata, but the file contents themselves have been overwritten. The file system no longer contains the record with metadata, but the file contents still exist on the image. In addition to these situations, the nature of the file contents can also be partially overwritten. The ability for a forensic examiner to retrieve the 36 4: Forensic Analysis of Data information in a partially overwritten case depends upon which bytes of the file are overwritten and which tools are being used.
Indeed, a number of tools reside in the grey space between legitimate and illegitimate. Packers, virtualisation and steganography all have legitimate purposes, but are also frequently used by hackers to evade detection. It is outside the scope of this text to discuss every aspect; however, steganography in particular is a topic being given an increasing focus. 48 5: Anti-Forensics and Encryption Steganography is the science of hiding data where nobody (apart from the sender and intended recipient, if applicable) suspects the existence of the message.