What Is Digital Forensics Quizlet?


Author: Artie
Published: 19 Nov 2021

Digital Forensic Tools

Thousands of digital devices that have been seized by police as evidence for alleged crimes, including terrorism and sexual offenses, are sitting in storage in a growing back-up that investigators are struggling to tackle. Digital investigations were done via live analysis and using the device in question to examine digital media was commonplace in the 1990s. The use of devices with huge amounts of information has increased.

Redline: A tool for digital forensics

Digital forensics tools are new. Digital investigations used to be conducted through live analysis, which meant examining digital media by using the device in question as everyone else would. Live analysis became more cumbersome as devices became more complex.

freeware and proprietary specialist technologies began to crop up as both hardware and software to carefully sift, extract, or observe data on a device without damaging or modifying it If a full search takes hours, a user will know within minutes if a targeted search has been found. A central repository can be created through Autopsy that will flag phone numbers, email addresses, or other relevant data points.

The Bulk Extractor can access different parts of the disk in parallel, making it faster than the average tool. The second advantage of Bulk Extractor is that it can be used to process almost any type of digital media. The most recent versions of Bulk Extractor can perform social network forensics as well as extract addresses, credit card numbers, URLs, and other types of information from digital evidence.

The ability to create histograms based on frequently used email addresses is one of the capabilities. Digital copies of hard drives are needed to work properly, and evidence can be obtained from them. The original integrity of the evidence is not affected by the analysis of the images of the drive.

Redline is a tool that provides free security and investigative capabilities for users, but was later taken over by FireEye. It can be used to collect and correlate data around event logs, running processes, file system, web history, and network activity, but it is mainly used to perform memory analysis and look for signs of infections. It can sift through a lot of files on almost all 32-bit and 64-bit machines.

Power saving algorithm for the sleep mode selection

The three sleep modes use the least amount of power. The computer will create a snapshot of the data in the RAM and write it to the HDD in the middle of the night. It is mostly for laptops. Pagefile.sys is important for the decent performance of the system and there might be no need to reset it as it is constantly changing.

TrueCrypt: An open source tool to create and mount virtual disks for Windows, Linux or OS X systems

Anti-forensics wants to make investigations on digital media more difficult and therefore more expensive. It is possible to distinguish anti-forensic techniques in specific categories, each of which is meant to attack one or more steps that will be performed by analysts during their activity. Every forensic analyst from either a private or public lab will take specific steps during each phase of the analysis of a new case.

It is helpful to check the hardware parameters of the media. It is possible to perform a static analysis of the slack space with enough time. TrueCrypt is an open source tool that is used to create and mount virtual disks for Windows, Linux and OS X systems.

In-depth considerations can be made of root kits, which are often used to mask files, directories, registry keys and active processes. They are only effective in the course of a live analysis of the system under investigation. Data forgery is a way to avoid the identification of incriminating material.

Forensic Analysis of Cloud-Based Systems

Traditional forensic tools look to capture all the data, which can be used to investigate and examine it. Data belonging to other customers of the cloud service provider may be included in the data captured from a cloud-based system. The provider will need to capture the appropriate data only to preserve the evidence.

It is possible for the provider and customer to exchange forensics data during an incident. Digital signatures are needed to pass evidence from one team to the other in order to preserve the integrity of the data. Whatever systems are used to maintain a chain of custody for evidence and artifacts are used.

In traditional incidents, the passing of artifacts would be done face to face and the chain of custody would be managed by using a physical form to track who holds the evidence, from whom they received it, and the date and time that evidence was handed over. The cloud security provider may not be located in the same country as the customer. Even though there have been improvements in how digital forensic tools and techniques can be used to reduce the time required to work with evidence, there is still an underlying issue of how organization can efficiently manage the data volumes that need to be gathered and processed during a forensic investigation.

There is a need to design a storage solution that can easily adapt to the constantly growing volumes of data that need to be accessed in both real time and near real time. Storage solutions such as an EDW allow organizations to store both structured7 and unstructured8 data in a way that can be easily and dynamically adjusted to changing storage capacity requirements. It is important to remember that there is always the chance of accidentally changing the original data source when working with ESI.

It is important that the principles, methodologies, and techniques of digital forensic are consistently followed when implementing any type of digital evidence storage solution. The integrity and authenticity of digital evidence must be maintained and not risk the data being used in a court of law if the storage solutions are not followed. Digital investigators know what to look for when looking at compromised host and network traffic once the function of the malicious code has been deciphered.

Forensic Analysis of Digital Device Systems

Digital forensics support can include a wide range of activities, from simply recovering logical files to determining the activities that occurred on the digital device. Digital evidence can be obtained from a variety of electronic hardware, and can be stored in different formats. Digital devices change their ways of storing and processing data as they are upgraded.

Forensic Expert Certification

The Texas law allows private investigators to take a class to learn how to use EnCase, a popular computer examination tool, and then declare themselves to be a forensic expert. There are no requirements for a degree in technology.

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