NT1230 Unit 5. Problem Set 1. Unit 5 Problems A. Automated password guessing B. Windows authorization mechanism C. Passwords plus smartcards D. Stored in a digital certificate E. Standard for smart card support F. Decrypts data encrypted with a certificate G. Firewall exceptions H. Standard for fingerprint scanners and other devices I.
Is this the same thing as a Public Key Infrastructure (KI) server? The Public Key Infrastructure creates encryption keys and manages certificate requests while the storage location is called the certificate store. 7. What do you need if you want to decrypt encrypted messages and files from a trusted sender? You need the sender’s private key to decrypt the message.
It uses a 128 bit shared secret key to decrypt and encrypt data being sent through the VPN. AES is a form of symmetric encryption meaning that the data is encrypted and decrypted by using the same Pre Shared Key.
Crypto isakmp enable Crypto isakmp policy 110 Authentication pre-share Encryption des Group 1 Hash md5 Lifetime 43200 Exit Crypto isakmp key cisco1234 address 200.100.20.2 crypto ipsec transform-set TSet esp-des esp-md5-hmac mode tunnel exit access-list 102 permit tcp any any crypto map CMap 10 ipsec-isakmp match address 102 set transform-set TSet set peer 200.100.20.2 exit interface s0/1 crypto map CMap exit Task 2—Configure a Site-to-Site IPSec VPN on the Chicago Router • After you have completed typing in the Chicago IPSec configuration commands, highlight the commands you typed in using your mouse (click and drag) or the keyboard ( + Arrow keys) use A to select all of the commands in the Chicago configuration file. Use C to put the commands in the clipboard. Use V to paste these commands into the table cell provided in the lab report
Cryptography is a way for us to encrypt data from hard drives, emails, when data is traversing networks and data between web browsers and web servers. Utilizing symmetric key encryption will allow for secure data to be transmitted with an exception, the data must traverse a secured network channel. This can be accomplished with the utilization of a VPN or virtual private network. I would recommend using a SSL VPN system or Secure Sockets Layer. These provide a high level of security and are known as a clientless method.
This could also include passcodes, passphrase, or pin numbers. The next form of authentication is the something you have, this can be a smartcard, key fob, or token. These physical types of authentication are usually part of a two part system that is partnered with a username and password. The last two forms of authentication that will be covered can be considered in the same vain. These are the something you are/produce.
Explain what a radian measure represents using the Unit Circle as a reference. A radian measure represents the distance of a radius on the unit circle from the positive x-axis. Radians are mostly associated with pi. 2) How do special right triangles directly relate to the circle? There are two types of special right triangles: 45-45-90 and 30-60-90.
How would you use scp to copy your ~/.bashrc file from bravo to the local system? a. scp –r user@bravo:~/.bashrc 5. What problem can enabling compression present when using ssh to run remote X11
| Question 8 | | 2 / 2 points | Which of the following is not an operation mode in BitLocker? | | A) | transparent operation mode | | | B) | user authentication mode | | | C) | volume encryption mode | | | D) | USB key mode | Hide Feedback | | BitLocker has three operational modes that define the steps involved in the system boot process, which are transparent operation mode, user authentication mode, and USB key mode. | Question 9 | | 2 / 2 points | Which of the following is essentially a series of filters that examine the contents of packets and traffic patterns to and from the network to determine which packets they should allow to pass through the filter? | | A) | tunneling | | | B) | port control | | | C) | firewall | | | D) | Trojan horse | Hide Feedback | | A firewall is essentially a series of filters that examines the contents of packets and the traffic patterns to and from the network to determine which packets they should allow to pass through the filter. | Question 10 | | 2 / 2 points | Proof of identity typically takes one of three forms.
Elementary Cryptography [12] Terminology and Background, Substitution Ciphers, Transpositions, Encryption Algorithms AES, DES, Public Key Encryption, The uses of Encryption. UNIT 3. Program Security Secure Programs, Non-malicious Program Errors, Viruses and other Malicious Code, Targeted Malicious Code, Controls against Program Threats. [13] UNIT 4. Protection in General-purpose Operating Systems [13] Protected Objects and methods of