Total over 1 million iOS device have been jailbroken in one day after JailbreakMe 3.0 final released.However, a IT agency has warned that the PDF exploit that use by Comex can be used by criminals to access and steal sensitive data,Apple also plans to fix JailbreakMe 3.0 PDF Exploit in Next iOS Update (May iOS 4.3.4).
If you having iOS devices security concern,you can install PDF Patcher 2 from cydia release by Comex to fix PDF exploit.
It is recommenced need install PDF Patcher 2
once you have jailbroken with Jailbreakme 3.0
to fix PDF exploit
.Launch Cydia in iOS device,searching with ‘PDF Patcher 2’ and install,your iOS device will in protection and avoid threat of hackers as open any PDF files.