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

Configuration and cable termination, how can I establish a home net work by...

how can I establish a home net work by using cables and wieless

traffic flow mapping , Develop traffic flow mapping and performance requir...

Develop traffic flow mapping and performance requirements for flows. A) Traffic Flow Mapping B) Performance Requirements

Describe in detail with example how data fragmentation works, Describe in d...

Describe in detail with example how data fragmentation works?

Connection oriented transport tcp - transport layer, Connection Oriented Tr...

Connection Oriented Transport TCP In addition  to providing  reliable communication transmission control protocols  effects errors  control flow  control  and resequencing of

Cidr presentation, Inside a device, every address mask is stored as a 32-bi...

Inside a device, every address mask is stored as a 32-bit number. When we submit a prefix and an address mask they use a changed form of dotted decimal addressing known CIDR addres

What are general middleware, What are General Middleware? It contains t...

What are General Middleware? It contains the communication stacks, authentication services, distributed directories, network time, RPC, Queuing services with the network OS ext

Briefly write functionalities of different osi layers, Briefly write functi...

Briefly write functionalities of different OSI layers? The OSI Reference Model includes seven layers. Basic functionality of each of them is as follows: 1. Physical Layer:

Describe any good security technology, Describe any good security technolog...

Describe any good security technology A good security technology should be powerful enough to support the features that the administrators need, including rules validation to i

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