https://our-opinions-tips.com/2011/02/barcode-time-and-attendance-system/ Wed, 09 Mar 2011 16:42:34 +0000 hourly 1 https://our-opinions-tips.com/2011/02/barcode-time-and-attendance-system/comment-page-1/#comment-3341 Wed, 09 Mar 2011 16:42:34 +0000 http://our-opinions-tips.com/?p=893#comment-3341 Barcoded ID-Badges are more robust than magnetic stripe data due to the fact that the mag-stripe information can be erased if placed in close proximity to an active cellphone. The electromagnetic fields emitted by cellphones are sufficient to seriously disrupt mag-stripe encoded information. Additionally, barcoded badges are cheaper to produce than proximity badges.

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