For other app data, iOS developers must rewrite their apps to enable encryption.

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But many web services remain unencrypted, and users often fail to enable encryption or browse away from sites with fake encryption certificates.

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If you use a wireless router, enable the encryption to scramble the data you send online.

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If you use a wireless router, password protect it and enable the encryption to scramble the data you send online.

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On the other hand, there is no shortage of third-party software that enable policy-based disk encryption on iPhones and iPads (including, full disclosure, the market-leading Afaria software offered by my employer, Sybase).

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