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Homework answers / question archive / Scenario After the recent security breach, Always Fresh decided to form a computer security incident response team (CSIRT)
Scenario
After the recent security breach, Always Fresh decided to form a computer security incident response team (CSIRT). As a security administrator, you have been assigned the responsibility of developing a CSIRT policy that addresses incident evidence collection and handling. The goal is to ensure all evidence collected during investigations is valid and admissible in court.
Consider the following questions for collecting and handling evidence:
1. What are the main concerns when collecting evidence?
2. What precautions are necessary to preserve evidence state?
3. How do you ensure evidence remains in its initial state?
4. What information and procedures are necessary to ensure evidence is admissible in court?
Tasks
policy that ensures all evidence is collected and handled in a secure and efficient manner. Remember, you are writing a policy, not procedures. Focus on the high-level tasks, not the individual steps.
Address the following in your policy:
Description of information required for items of evidence
Documentation required in addition to item details (personnel, description of circumstances, and so on)
Description of measures required to preserve initial evidence integrity
Description of measures required to preserve ongoing evidence integrity
Controls necessary to maintain evidence integrity in storage
Documentation required to demonstrate evidence integrity
Answer:
Evidence collection Policy
Purpose:
To guarantee that "digital evidence" is gathered, saved, inspected, or moved in a very way that defends the precision and obligation of the verification, authorization and explanatory associations ought to set up and keep up a decent framework for inward control.
Scope:
This Policy applies to all staff individuals from the "incident response team" of the Always Fresh. It applies to any enrolling gadgets asserted or leased by the "Always Fresh" that experience a "PC Security Incident". It moreover applies to any enlisting device paying little notice to ownership, which either is used to store private Always Fresh Data, or which, at whatever point lost, taken, or dealt, and reliant on its limited induction, could provoke the unapproved presentation of private Always Fresh data.
Policy statements:
1) Always Fresh's CSIRT that seizes as well as looks at computerized proof should keep up a pertinent SOP/Standard working strategy.
The usage of SOPs is critical to both requirements and legal proceedings. Tips that are reliable with logical and legitimate standards are basic to the acknowledgment of results and ends by courts and elective offices.
2) Record all additional expansion.
During the pattern of appraisal, it is basic to document all such information that is past the degree of the current real position and later brought to the thought of the case administrator.
Documentation is required in the supplement to item details, such as:
3) All exercises related to the seizure, stockpiling, assessment, or move of computerized verification ought to be recorded as a hard copy and be out there for audit and declaration.
Typically, documentation to help ends ought to be such, inside the nonattendance of the brains, another skillful individual will assess what was done, decipher the data, and achieve steady ends because of the genius.
4) Any activity that can change, harm, or annihilate any feature of unique confirmation ought to be performed by qualified people in a forensically solid way.
As unveiled inside the previous principles and rules, verification is worth giving it might be demonstrated to be right, dependable, and controlled. An excellent criminological program comprises appropriately prepared faculty and satisfactory instrumentation, programming, and techniques to together ensure these properties.
Records management:
1) Always Fresh's CSIRT must keep up composed duplicates of the fitting specialized strategies.
Procedures should present their motivation and worthy application. Required segments like equipment and programming ought to be recorded and the right strides for thundering use should be recorded or referenced. Any constraints inside the utilization of the system or the usage or translation of the outcomes should be set up. Faculty UN offices utilize these methods and ought to be familiar with them and have them out there for reference.
2) "Use evidence storage to guarantee the proof".
All proof must be ensured in proof stockpiling so its trustworthiness stays flawless.
Documentation to show evidence integrity.
In any criminal examination, the legitimacy of data. gotten from the assessment of the physical proof relies altogether on the consideration with which the proof has been shielded from defilement.
?
The documentation of the evidence integrity fills three essential needs viz. to pose applicable inquiries concerning the proof to the expository research facility; to keep up a record of the chain of authority and; to archive that the example/proof was taken care of just by the endorsed workforce and was not available for altering before investigation.
The specialist or the individual answerable for the assortment of proof must finish the marks of the example holder/packs and the chain of authority structures to empower the following of the example. Each example holder mark must be doled out a remarkable ID code, alongside other applicable data, for example, area, date and season of assortment, the name, and mark of the individual who gathered the example and mark of the witness. It must be guaranteed that the proof is suitably stuffed to evade harm during transport and should be ideally fixed in altering obvious/safe packs or with altering clear tapes.
The "chain of custody" structure will at any rate incorporate the accompanying data:
Step-by-step explanation
Digital Forensics is characterized as the cycle of conservation, extraction, distinguishing proof, and documentation of PC proof which can be utilized by the courtroom. It is a study of discovering proof from advanced media like a PC, cell phone, worker, or organization.
Incident evidence: Confirmations are unstable and delicate and the ill-advised treatment of this proof can adjust it. Due to its unpredictability and delicacy, conventions/strategies should be followed to guarantee that information isn't changed during its taking care of (i.e., during its entrance, assortment, bundling, move, and capacity).
"Evidence storage"
Reference: Infosavvy Security and IT Management Training. 2020. The Principles Of Digital Evidence Collection | Info-Savvy.Com. [online] Available at: <https://info-savvy.com/the-principles-of-digital-evidence-collection/#:~:text=To%20ensure%20that%20digital%20proof,good%20system%20for%20internal%20control.> [Accessed 12 October 2020].