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

Udp connection establishment & termination, simple introduction,defination ...

simple introduction,defination and with example & digram

A default route is analogous to a, A default route is analogous to a defaul...

A default route is analogous to a default gateway. It is used to decrease the length of routing tables and to give complete routing capabilities when a router may not know the rout

Financial services - fundamentals of networks , Financial Services Tod...

Financial Services Today   financial services are totally depended  on computer network. Application includes credit history searchers foreign exchange and  investment service

Multiplexing assignment help, What is multiplexing and demultiplexing? Expl...

What is multiplexing and demultiplexing? Explain. Describe Time division, Frequency division and Wavelength division multiplexing. What is ADSL? How does it use multiplexi

Satellite radio channels - computer network, Satellite Radio Channels ...

Satellite Radio Channels A communication  satellite links two or more  earth  microwave transmitter receiver, know  as ground  stations. The satellite receives transmission on

CCNA, What is basic purpose of Routers

What is basic purpose of Routers

What is uniform delivery time, What is uniform delivery time A uniform ...

What is uniform delivery time A uniform delivery time is required for voice, so amount of jitter in net- work is significant. This could be expressed as standard deviation of d

Characteristic of store and forward switches, Write the characteristic of S...

Write the characteristic of Store and Forward switches? A)     Store and Forward switch will not forward fragments. B)      The longer the frame, the longer the delay (latenc

Determine about the infrared spectrum, Determine about the infrared spectru...

Determine about the infrared spectrum (1) The spectrum for infrared is virtually unlimited, which shows the possibility of achieving extremely high data rates. (2) The infra

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