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Digital and printed variable document security. Anti-copy and anti-tamper feature.
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Safe & Secure Encoding. Trouble-Free Authentication. Invisible to the naked eye. Cannot be copied or cannibalized. Easily reveal differences. Can be decoded optically or digitally. www.graphicsecurity.com
How It Works • Tampering with variable data in document • Fraudulent alteration of electronic documents • Unauthorized printing of electronic documents • Tracking the document/label origination Contracts, checks, mortgage coupons, payment receipts, identity documents, birth certificates, tax receipts, hazmat trip permits, labels… Doc-U-Lok ® Strip www.graphicsecurity.com
Angle 1 Angle 2 www.graphicsecurity.com
-Important variable information is encoded into Doc-U-Lok patch. -Can be decoded digitally or with a lens. -Revealed information is compared to printed information for discrepancies. Doc-U-Lok Patch behind signature Doc-U-Lok Patch decoded www.graphicsecurity.com
Patents & Patents Pending *For a complete updated list, including foreign filings, please contact Graphic Security Systems Corporation. www.graphicsecurity.com
Or contact us at: 4450 Jog Road Lake Worth, FL 33467 (866) 355-2772