
Square Contends VeriFone's Security Claims Overlook Built-In Card Protections
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The claims by competitor VeriFone Systems Inc. that Square Inc.'s mobile credit card reader is insecure are unfair and inaccurate, Square's chief executive contends.

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The claims by competitor VeriFone Systems Inc. that Square Inc.'s mobile credit card reader is insecure are unfair and inaccurate, Square's chief executive contends.