How Safe is Jailbreaking and Unlocking of iPhone 5/4?

Jailbreak and Unlocking iPhone opens up many options for using the phone is concerned. Basically there are two steps to ensure that Apple removed all the limitations of the iPhone. Jailbreak and unlocking is 100% legal. Although Apple is not known as an illegal activity. Intellectual property law has moved from the United States. Apple does not approve the jailbreak and unlock the device. However