Answer to Question #289288 in Computer Networks for bilal

Question

Perform the following tasks

·       Create a text file and save it on your Desktop. Edit the file and write a sentence and then save it back.

·       Apply Hash to the file using any MD5 Hash software utility. Note down the Hash value of the file.

·       Make changes to the file and save it again with the same name.

·       Apply Hash to the file again using the same utility. Note down the Hash value.

·       Write down the result interpreted.

Answer 1

Perform the following tasks

·       Create a text file and save it on your Desktop. Edit the file and write a sentence and then save it back.

·       Apply Hash to the file using any MD5 Hash software utility. Note down the Hash value of the file.

·       Make changes to the file and save it again with the same name.

·       Apply Hash to the file again using the same utility. Note down the Hash value.

·       Write down the result interpreted.

Answer:

Hashing algorithm calculates a fixed-size bit string from a file .hashing transforms this data into a far shorter fixed value –length or key which represents the original string. You first right click on desktop –New-Text document a note pad appears type the name of the file ,then add sentences click  save.

To calculate Md5 for that file you have created .Go to website download for free WinMD5 Free. It will appear on desktop click open ,Select the file you want to see MD5 check sum drag it and drop it on the browser of WinMd5 it will scan the results

 

First right click on the desktop from the popup menu select  _New-Text document-rename the document (Joy File text document-Right click the document then click open-Note pad window is displayed.

In the notepad window type some text e.g. Joy File text document click save and close it.

Download MD5 checksum and save it on the desktop. Then open it drag the file you have created to MD5 then drop it on the browser click browse button it will browse it and give out the results.

The results from the file :-

Joy2 New text Document are:- b9f87efa36136f813092a6238698fd

Open the file again in desktop edit add other sentences save and view the results in MD5 checksum again using the same procedure above

In note pad again

Edit and type Joy 2 file text document ,this is my first file

Here is the results after browsing with MD5 checksum after following the same procedure as we did above-

B6acaeeab27fe8b09ce431977cfc51b3