Two sets of researchers revealed that insufficiently random choices of the prime numbers from which encryption keys are derived for Web site SSL/TLS certificates mean that the private parts of the keys can be derived. Fortunately, it’s not a flaw in an algorithm, and seems to affect only a small number of sites. Read the whole explanation in Glenn Fleishman’s account at Boing Boing. follow link
Beware Country-Specific iTunes Stores
If you buy an iPhone, iPod touch, or iPad, and you happen to be a user of the iTunes Store in more than one country, take note which country's store you're viewing in iTunes when you plug in the device for the first time. This will be the country the device will register with, and you will be forever barred from purchasing or even updating free apps from anywhere else. The only way out is to delete everything on the device and do a full restore.
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Web Certificate Flaw Not Dangerous