Are Apple's security measures sufficient to protect its mobile devices?

Apple Computer's iPad tablet computer has taken a commanding lead in the tablet market and history has shown that whenever a computer platform becomes dominant, it also becomes a target for malicious intruders and malware. Apple computers have long been touted as being safer from malware than their Windows counterparts, largely because of their smaller market share. This paper examines the current state of security for the iPad and mobile devices running Apple's iPhone Operating System. Does the iPad have any vulnerabilities that need to be addressed by Apple, or is it as safe and malware-proof as some Apple devotees attest?.