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

How many types of twisted pair cable are there, How many types of twisted p...

How many types of twisted pair cable are there We can find two types of twisted pair cables, namely: Unshielded Twisted Pair Cable (UTP) and Shielded Twisted Pair Cable (STP).

Internet mail access protocol - application layer, Internet  Mail Access P...

Internet  Mail Access Protocol Another  mail access  protocols  is internet  mail access  protocols  version 4 (  IMAP4). IMAP4 is  similar to POP3 but it  has more  feature

What is a lan, What is a LAN? LAN stands for Local Area Network. It ref...

What is a LAN? LAN stands for Local Area Network. It refers to the connection among computers and other network devices that are located within a small physical location.

Computing the class of an address, Whenever it manage a packet, IP software...

Whenever it manage a packet, IP software requires to separate the receiver address into a suffix and prefix. Classful internet addresses are self-identifying because the class of t

What is meant by symmentric multiprocessing (smp), It treats all processors...

It treats all processors as equivalent. Any processor can do the work of any other processor. Applications are separated into threads that can run simultaneously on any available p

What is the protocol number for tcp, Transmission Control Protocol - TCP i...

Transmission Control Protocol - TCP is a connection oriented transport layer protocol with built unreliability. It considers a large block of data and breaks it down into segments

What is meant by middleware, Middleware is distributed software required to...

Middleware is distributed software required to support interaction among clients and servers. In short, it is the software that is in the middle of the Client/Server systems and it

Causes of failures, CAUSES OF FAILURES Every failure has a well-define...

CAUSES OF FAILURES Every failure has a well-defined cause.  Any system or device has an inherent strength or capacity to resist failures. This depends on design, material, man

Define the term pipelined processor, Pipelined Processor A pipeline pro...

Pipelined Processor A pipeline processor can be described as a processor which comprises of a series of processing circuits known as segments and a stream of operands (data) is

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