Cipher password guess-cryptography, Computer Networking

Assignment Help:

a. If a password to a cipher is exactly 8 characters long, and each character can be selected from [0-9], [a-z], and [A-Z], how many different passwords are possible?

b. Suppose a system requires passwords be 8 characters long, include at least one capital letter, at least one digit and at least one character from the set of 5 special characters { !,#,%,&,*} . What advantage does this provide an attacker who is trying to guess a password?

 

 


Related Discussions:- Cipher password guess-cryptography

Explain 10base2 - thinnet, 10Base2 - Thinnet Cable diameter is abou...

10Base2 - Thinnet Cable diameter is about 0.64 cm (RG-58) More flexible as well as easier to handle and install than Thicknet "2" represents a maximum segment len

Permutation representation through matrix, Q. Permutation representation th...

Q. Permutation representation through Matrix? Figure: Clos Network The functioning of this above permutation is displayed in Figure. This permutation is able to

State the example of intranet security, State the example of intranet secur...

State the example of intranet security Imagine a situation when a company develops a major new product secretly using its Intranet. Hackers break the security and take away all

Determine the computing infrastructure, Determine the computing infrastruct...

Determine the computing infrastructure One solution for the protection of the computing infrastructure is to use digital certificate-based solutions. Users can be given access

Step to configure the host computers, Configure the Host Computers Ste...

Configure the Host Computers Step 1: Configure host computers. Configure the static IP address, subnet mask, and gateway for every host computer based on the configuration

What is the frame relay, What is the Frame relay, in which layer it comes? ...

What is the Frame relay, in which layer it comes? Ans) Frame relay is an industry standard, shared access, switched Data Link Layer encapsulation that services many virtual circ

Data sharing - fundamentals of networks, Data Sharing One of the most ...

Data Sharing One of the most important uses of networking is to allow the sharing of data. Before networking was common an accounting employee who wanted to prepare a report f

Find the main problems with access points in a wireless lan, Question: ...

Question: Wireless Access points have been known to have various security vulnerabilities that can lead to breach of Secured wired networks. IEEE 802.11 standards have identifi

State the nyquist theorem, State the Nyquist theorem The Nyquist theore...

State the Nyquist theorem The Nyquist theorem is thermo of mathematics and has nothing to deal with technology. It says that if you have the function whose Fourier spectrum doe

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd