How secure is bitlocker

i was just wanting to know how secure is bitlocker really ?

Seems to be secure enough as long as you chose a long and complex password but read these.

http://www.informationweek.com/security/encryption/forensic-tool-cracks-bitlocker-pgp-truec/240145127

http://security.stackexchange.com/questions/40441/is-windows-bitlocker-secure