Someproviders price their call and data packages unfeasibly high, leaving
users little choice where to go for mobile long-distance calling and
internet browsing. Over Wi-Fi, however, smartphone users have discovered
a far cheaper method of communication – VoIP. For many paid services,
the features and capabilities unlocked through smartphone apps surpass
those offered by major mobile carriers anyway. But do smartphone VoIP
apps pose security concerns?
Smartphone VoIP App Security Woes
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