what are digital forensic techniques course hero

What is digital forensics and how does it work?

Digital forensics leverages specialized techniques and tools to investigate various forms of computer-related crimes. Digital crimes may include network intrusion, illicit use, and many different forms of computer intrusions.

What is the role of a forensic detective in cyber crime investigation?

Meanwhile, Forensic detectives have proficient techniques and tools that assist them with re-forming what occurred with a system. On account of these techniques, analysts can find how an attacker employed the system to perpetrate a crime.

What is Sans sift (investigative Forensic Toolkit)?

The SANS SIFT (Investigative Forensic Toolkit) is an Ubuntu-based live CD. It covers all the tools required to carry out an in-depth incident response investigation or forensic. It supports analysis of Advanced Forensic Format (AFF), RAW (dd) evidence formats, and Expert Witness Format (E01).

What are digital forensics techniques?

Some common techniques include the following: Reverse steganography. Steganography is a common tactic used to hide data inside any type of digital file, message or data stream. Computer forensic experts reverse a steganography attempt by analyzing the data hashing that the file in question contains.

What are the 5 phases of digital forensics?

Identification. First, find the evidence, noting where it is stored.Preservation. Next, isolate, secure, and preserve the data. ... Analysis. Next, reconstruct fragments of data and draw conclusions based on the evidence found.Documentation. ... Presentation.

Why are digital forensic tools important?

Digital forensics tools play a critical role in providing reliable computer analysis and digital evidence collection to serve a variety of legal and industry purposes. These tools are typically used to conduct investigations of computer crimes by identifying evidence that can be used in a court of law.

Which of the following are steps in digital forensic process?

There are nine steps that digital forensic specialists usually take while investigating digital evidence.First Response. ... Search and Seizure. ... Evidence Collection. ... Securing of the Evidence. ... Data Acquisition. ... Data Analysis. ... Evidence Assessment. ... Documentation and Reporting.More items...

What is digital forensics and its types?

Digital Forensics is defined as the process of preservation, identification, extraction, and documentation of computer evidence which can be used by the court of law. It is a science of finding evidence from digital media like a computer, mobile phone, server, or network.

What are the different types of digital forensics tools?

Digital forensics tools can be divided into several types and include:Disk and data capture tools;File viewers and file analysis tools;Registry analysis tools;Internet and network analysis tools;Email analysis tools;Mobile devices analysis tools;Mac OS analysis tools;Database forensics tools.

What is digital forensics in cyber security?

Collects, processes, preserves, analyzes, and presents computer-related evidence in support of network vulnerability mitigation and/or criminal, fraud, counterintelligence, or law enforcement investigations.

What are forensic tools used for?

Definition of Forensic Tools. Forensic is an application where investigation and analysis techniques are used to assemble and preserve the evidence that is found from a specific computing electronic equipment in such a way that they are suitable for presenting in a court of law.

Which of the following techniques are used during computer forensics investigation?

Explanation: True, Deleted files is a common technique used in computer forensics is the recovery of deleted files.

What are the 4 steps of the forensic process?

The first digital forensic process model proposed contains four steps: Acquisition, Identification, Evaluation and Admission. Since then, numerous process models have been proposed to explain the steps of identifying, acquiring, analysing, storage, and reporting on the evidence obtained from various digital devices.

What are the four steps of a digital forensics investigation?

The guide recommends a four-step process for digital forensics: (1) identify, acquire and protect data related to a specific event; (2) process the collected data and extract relevant pieces of information from it; (3) analyze the extracted data to derive additional useful information; and (4) report the results of the ...

What is digital forensics?

Digital forensics leverages specialized techniques and tools to investigate various forms of computer-related crimes. Digital crimes may include network intrusion, illicit use, and many different forms of computer intrusions. On the other hand, the real aim of digital forensics is to present evidence exactly as it is on the system, in a way that can be replicated by following the exact same steps the forensic investigator took. Meanwhile, Forensic detectives have proficient techniques and tools that assist them with re-forming what occurred with a system. On account of these techniques, analysts can find how an attacker employed the system to perpetrate a crime. Given that, today we will talk about current tools and techniques in digital forensics heavily used during investigation of cybercrime. So, let’s get the ball rolling.

What is digital forensic investigation?

Meanwhile, the probe includes routers, switches, and firewalls to investigate suspicious DNS requests, connections to unknown IPs or unexpected spikes in network activity. By the way, this kind of digital forensic investigation technique is intricate. It usually gets employed when logs of servers are unavailable for some reason.

What is the purpose of forensic analysts?

Forensic analysts use different methods of decryption, cryptanalysis and drive or image analysis to actively look for hidden data and files. The ultimate aim is to gain access to them.

What is Prodiscover Basic?

Like Autopsy, ProDiscover Basic has a GUI (graphical user interface) as well. Also, it is a free digital forensic tool. Without modifying any data, the tool intends to make replicas of the hard disk. It also allows to preview and search suspect files, reading the entire drive byte-by-byte and without altering any data or metadata. Besides, it allows for creating USB flash memory images, BIOS images, RAM images, and hard drive images. A user can analyze the evidence in detail as soon as the image is ready.