I was tweeking with my security on my phone to try and set up a password but my phone asked SIM password. I didn't know what it was so I tried until I ran out of tries. Then the phone asked me to

just lift the handset and put password. 0000 is default password.

i own a X1-01 mobile..by uncertainly my mobile drooped in the water....after i take it i didn't use it for three days...as the water is inside the mobile i removed everything and put it in the sunrays...after 3 days....when i switched on my mobile....it asks for phone security and sim security code...but the thing is i didn't use any security code for my mobile before it slipped into water and some how i cleared all the problems ....and after 5 months...it automatically switched off and again it cannot be switched on....i don't know what's the reason.

unregistered sim card

No you can't unlock blackberry curve 8300 without losing data if you didn't know the correct password, that's feature of RIM security to secure all customers data if their phone stolen or missing. You must type any password 10 times to unlock blackberry password and there is no option to save all your data.

Your cell phone may be locked to a particular cell phoneprovider and in this case it needs to be unlocked to use with a different cellphone service provider. To get the security code/restriction code to unlock thecell phone from the current cell phone provider so you can use the SIM cardwith a different phone provider, Please click on this link and follow myinstructions :- http://www.fixya.com/support/r4049238-unlock_cell_phone If your phone provider does not help you then these WEBsites it provides security codes for a small price. http://www.mobileunlockstore.com/?gclid=CKDb2_y2558CFSlJagodxBkDHw http://www.mobileunlocksolutions.com/ Try this WEB sites - http://www.superunlockcodes.com/unlock-your-phone/rs12wp2/ http://www.unlock-free.com http://www.unlock-zone.com/ http://www.unlocking.com/
AND/OR
PUK stands for Personal Unblocking Key. This is a uniqueeight-digit code specific to your SIM card. This is required when the PIN numberto unlock your mobile phone is entered incorrectly 3 times. You are then given10 attempts to enter your PUK code. If an incorrect PUK code is entered afterthe 10th attempt, you will block your SIM card permanently and will require anew SIM card from your mobile phone provider.
PUK codes can be obtained through the following ways - The PUK code is in your SIM card documentation Starter Pack.If you do not have this then -Please contact your phone service provider.
Your cell phone service provider can give you the PUK code once you give themyour account details and they have confirmed your identity.

If your phone is asking security code then it is locked.If you know your phone's security code you enter it.If you don't know the code please don't try because if the security code is wrong about 3 times then it will ask puk number and it will be more complications.If you didn't changed your security code default security code for Nokia mobile is 12345,Please try it.

For the best unlock code for your Blackberry model mobile,
you can try this site http://www.theunlockspot.com/blackberry-curve-8330/rs10wp9/
It has the step by step instructions and easy methods for unlocking your mobile phones...........

Your phone’s four-digit unlock code is originally set to 1234 or to the last four digits of your phone number.
The six-digit security code is originally set to 000000.
Your service provider may reset these codes before you get your phone.
If your service provider didn’t change these codes, you should change them to prevent others from accessing your personal information. The unlock code must contain four digits. The security code must contain six digits.
To change a code or password:
Find it: Settings > Security > New Passwords
You can also change your SIM PIN codes or callbarring password.
Select the type of code you want to change, enter the old code when prompted, and then enter the new code.
If you forget your unlock code: At the Enter Unlock Code: prompt, try entering 1234 or the last four digits of your phone number. If that doesn’t work, contact your service provider.
If you forget other codes: If you forget your security code, SIM PIN code, PIN2 code, or call barring password, contact your service provider.

I think this will help....

codes & passwords
Your phone’s 4-digit unlock code is originally set to 1234.
The 6-digit security code is originally set to 000000. If your
service provider didn’t change these codes, you should
change them:
Find it: Press M > Settings > Security > New Passwords
You can also change your SIM PIN or call barring passwords.
If you forget your unlock code: At the Enter Unlock Code prompt,
try entering 1234 or the last four digits of your phone
number. If that doesn’t work, press M and enter your 6-digit
security code instead.
If you forget other codes: If you forget your security code,
SIM PIN code, PIN2 code, or call barring password, contact

put oooo in security code