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

No retransmission - transport layer, No Retransmission This  protocols...

No Retransmission This  protocols  will not  through  the correctly received packets  but buffers than  and send  acknowledgment  for those packets. Thus  retransmission of th

Determine the disadvantages of socks protocol, Determine the disadvantages ...

Determine the disadvantages of SOCKS protocol The main problem with SOCKS is that it lacks transparency to software developers and users. Implementation requires a change to

Approaches use in constructing application entities, The diagram below offe...

The diagram below offers an overall view on the methods use by both the OSI and TCP/IP model. ISO Approach - Occasionally called Horizontal Approach - OSI asse

Multicast extension to ospf, MOSPF MOSPF is multicast extension to OSP...

MOSPF MOSPF is multicast extension to OSPF. This protocol is extension of OSPF which is a unicast routing protocol which make MOSPF a combination of unicast and multicast prot

What is the use of a default gateway, What is the use of a default gateway?...

What is the use of a default gateway? Default gateways give means for the local networks to connect to the external network. The default gateway for connecting to the external

What is net stat, What is net stat? Netstat is a command line utility p...

What is net stat? Netstat is a command line utility program. It gives useful information about the current TCP/IP settings of a connection.

Parallel construct in openmp, Parallel Construct The syntax of the para...

Parallel Construct The syntax of the parallel construct is as follows: #pragma omp parallel [set of clauses]  where clause is one of the following:  structured-block if(sca

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