Hello Friends Try this... its very nice and give ur comments
1. How to create userma,e, password & limited privildge ?
 
method 1:
steps :- 1. go to control panel
 2. user account
 3. create a new account
 4. by using this, we can create username & give password to that user
 5. also we can give limited working authentication.
method 2:
steps :- 1. My Computer
 2. Right click -> Manage
 3. Local User & group [ Maximaize it ]
 a. users ( right click) -> new -> create user
 b. group
 4. If we want to give password to any create user then right click on that user, select " set to password " & then give
password to them.
2. SYSKEY
 
1. To enable syskey :
 1. go to run
 2. type "syskey"
 3. update
 4. click on password setup
 5. give the password [ anything ]
 6. ok
 7. restart
 8. It will ask for password [ at the time of op. ]
2. To disable Syskey :
 1. go to run
 2. type "syskey"
 3. update
 4. click on " syskey generated password"
 5. then again click on ' store startup key locally'
 6. ok
 7. restart
 8. after that , the syskey will be disable
3. Enable the security logs :
steps :- 
 1. control panel
 2. administrative tool
 3. Local security policy
 4. Local policy [ maximize it means " open + "]
 5. audit policy
 6. then check box the security setting by anyone success or failure/both success ,failure
4. To view security logs : 
 
steps :-     1. My computer
 2. right click --> manage
 3. Event viewer [ open '+' ]
 4. then one by one see the status of Application, security & system.
 5. here we can see the " log files' which are created while we are working on the computer.
5. Remote Desktop sharing :
 
steps :- 1. My computer-->right click--> properties
 2. Remote
 3. Check the "remote desktop" option
 4.Apply & then ok
 5. Go to start --? program/accessories/communication/remote desktop connecttion
 6. a " box " appear
 7. type the ip of that system who's desktop u want to take
 8. connect
 9. after that, another desktop will come on our screen.
6. Login through Telnet
 
steps : 1. go to run
 2. type " services.msc"
 3. enable the telnet
 4. then go to cmd prompt
 5. type telnet
 6. telnet >0 192.168.1.1 [ ex]
 
 7. then i can take the desktop& remote user.
 
 
7. Sharing folders
steps :  1. suppose that a folder name " teena" on desktop
 2. Right click on teena
 3. go to sharing7 security
 4. then share the folder
 5. apply 7 ok
 6. then it is a shared folder
 7. if any remote user want to take this sahred folder : go to run/type//192.108.1.1( IP ex)  of  that computer where we want
to take the shared folder
 8. then easily i can copy & paste this shared folder on desktop.