No need explanation, just need answer The "this update" field for x.509 CRLs contains ___________. the version number of the CRL the timestamp of the next CRL update the time delta between updates the issue date of the CRL A public key certificate ___________. encrypts state detects fraudulent behavior binds an identity to a public key defends a network Error detecting codes ___________. demonstrate data have been modified protect the confidentiality of data detect and repair errors in codes help exchange keys A trusted signing agent that distributes certificates is a ___________. Trust Broker Trust Anchor Certification Chain Certification Authority A message digest that requires a key is a ___________. Message Authentication Code Cryptographic hash function Message Digest Block Cipher

Q: Describe Hashed file organization?

A: Ans:-  Hash File Organization uses the computation of hash function on some fields of the records.…

Q: How do you access, edit, and search a BST-stored list of user IDs and passwords?

A: Introduction A binary search tree (BST) is a special type of binary tree that allows for efficient…

Q: D D Question 23 Which one is used as a "computational infeasible barrier"? Firewall IDS O Access…

A: Computer Networks which refers to the set of the computer which is the connected by the transmission…

Q: What does the UPDATE command do in mySQL? Why is it important?

A: The UPDATE command in MySQL is used to modify the existing records in a table. It is one of the most…

Q: Which of the following is the first operation in the algorithm used to decode data encrypted using…

A: What is cryptography: Cryptography is the practice of securing communication from adversaries.

Q: D Question 2   10 pts   Which of the following definitions of salt is correct?   It is the…

A: The correct definition of salt is: "It is a random number that is added to a password before hashing…

Q: Which items below are part of providing reliable data transfer? Non-persistence Timers Sequence…

A: Reliable data transfer is a process transfer scheme in which all conditions are handled for proper…

Q: You are creating an app that will allow university students to connect with advisors and other…

A: Privacy is an important concern in today's scenario. To protect the students conversation amongst…

Q: Please make a CORBA IDL only accessed by the client for the following:  Create a server program…

A: module GameServer {   struct Credentials {    string username;    string password;  };   struct…

Q: A null bitmap is used in the variable-length record format to indicate if an attribute has a null…

A: Given:   A null bitmap is used in the variable-length record format to indicate if an attribute…

Q: what is the password for [sudo] password for msfadmin?

A: As given the question, we can add new sudo username as given,super. also show password is none.…

Q: Which integrity restrictions are different?

A: Definition: SQL is the acronym for Structured Query LanguageIt enables access to and control over…

Q: Who is responsible for doing backups—the database administrator or the database users? a person who…

A: SOLUTION :   We know that, backing up your data is an important task that should be performed…

Q: Computer science What is Apache, and what function does it serve?

A: Introduction: Apache is merely one of the components required to provide online content in a web…

Q: Who is responsible for making backups of a database, the administrator or the user? a person whose…

A: While DBAs may generate backups, it is ultimately the DBA's job to ensure the database is secure and…

Q: Q1: Based on DES, if the shared key is "SECURITY" and the output of round 15 is "IT*? 7b/" find the…

A: How do you remove cipher text encryption?In order to decrypt / define a coded message, you need to…

Q: There is a field for SSL secure numbers in the SSL record." True ot False.

A: The SSL record consists of a type field, version field, length field, data field, and MAC field. So,…

Q: Which of the following index type will be the fastest to search for exact SSN values? OBTREE

A: Please check the solution below

Q: Use and discuss one of the hashing tools that can be used in Windows or Kali Linux in MARS.…

A: SHA-384 is a member of the SHA-2 family, a set of cryptographic hash functions developed by the…

Q: As SYS, write an SOL statement to delete auditing entries.

A: An SQL statement is a set of statements that consists of identifiers,  names, data types, and…

Q: Is it the obligation of the Database Administrator or the responsibility of the Server Administrator…

A: DBAs create backup and recovery programs and processes based on industry-leading processes and…

Q: A shared lock prevents another transaction from reading a record. True False

A: The concept of shared locks is critical in balancing data access between different transactions in…

Q: Consider an asymmetric encryption scheme with public and private key combinations. How would you…

A: Asymmetric encryption : It uses a mathematically related pair of keys for encryption and decryption…

Q: Explain the internal and external fragmentation. What exactly is it,

A: Introduction: Fragmentation is the technique of dividing huge amounts of data into several packets.…

Q: Hosts can be located in servers? true false

A: Given: Hosts can be located in servers? true false

Q: What is the Error 404. If you cannot do it,please reject it!

A: Error 404 is an HTTP status code that is used to indicate that the web server cannot find the…

Q: Is middle layer refers to the layer that exits between the database and the client servers ?

A: Database Architecture: A DBMS architecture allows dividing the database system into individual…

Q: Why is it better to have a hashed file of passwords rather than an encrypted database?

A: Introduction: If the passwords are in plain text, you've revealed a vital piece of information that…

Q: How would you define a privilege?

A: In the context of computer systems and in service systems, a privilege is consent or Authorization…

Q: How does EnCase verify the contents of an evidence file, using the default settings?     EnCase…

A: EnCase is used to find some evidence from the damaged (seized) hard drive by creating an evidence…

Q: Describe the problems and solutions associated with directory traversal vulnerabilities.

A: problems and solutions associated with directory traversal vulnerabilities.

Q: no need explanation, just need answer: A symmetric key block cipher adopted by NIST as the U.S.…

A: A symmetric key block cipher adopted by NIST as the U.S. federal crypto standard in 2001 is AES. It…

Q: Which system file contains the hash values for user passwords?

A: Hash Value It is a string value (of specific length), which is that the results of calculation of a…

Q: Which of the following columns acts as a foreign key? Employee EmployeelD EmpName DeptNo Salary…

A: Ans: The following columns acts as a foreign key is : e) Employee DeptNo

Network Security

The word "network security" refers to a wide range of technology, devices, and processes. In its most basic form, it is a combination of rules and configurations that use both hardware and software technologies to safeguard the confidentiality, integrity, and accessibility of computer networks and data. Every company, regardless of sector, size or infrastructure, needs network security solutions to protect itself from the ever-increasing landscape of cyber threats that exist today.