Date post: | 17-Jan-2016 |
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Session 64
Digital SignaturesPresented by:
Bob Peterson, P.E.Engineering Technology Systems
Obtain Certificate• PKI Technology – Private key vs. Public key• Class 2 certificate
– Verification of identity (Certificate Authority)– “This is me”
• Token vs. Computer– Token is portable and provides two-part security
(physical token and password)– Computer storage uses window login password
• Where to get certificate?– Verisign, Digitrust, Adobe affiliates, Usertrust
• http://certificate.usertrust.com/UDOTEngineer
Create Signature Cell Library
• Follow directions found in “Signature Cell Creation.pdf” file
• Caution – If you lose your certificate, you will lose your cell library
Digital Signature Process for Construction Plans
Types of Signatures • Plan sheet signature
– Make sure all signatures are valid when assembling final set
– Do not change any files (turn off save settings on exit)
• Title Sheet or Cover Sheet– Multiple signatures – only add signatures to
avoid invalidating previous signatures• Adobe Signature
– Udot.pen creation of signature fields– Reader accessible file
Resource Locations
• UDOT– M:\Cadd_Apps\Signature_Tokens\
• Consultants and Contractors– ftp://ftp.dot.utah.gov/COMPLEX/
CADD_Support/Digital_Signatures/