www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
Adding Digital Signatures to e-Invoices
and other e-business document...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
2
Why Sign Business Documents?
• Enhances trust in important document...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
3
Digital Signature Usage
• Digital signatures have important propert...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
4
What are the benefits of signing e-invoices
 Comply with the EU VA...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
5
E-Invoice Market Drivers
• The EU VAT Directive requires:
– Guarant...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
6
Key Business Advantages
• Issues on originator identity are removed...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
7
Solution Features
• The Ascertia ADSS Server can control
– Which do...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
8
(a) Watched Folder mode
ADSS Server can look in various folders and...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
9
(b) Web Services Mode
ADSS Server can be on the same server or a di...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
10
(c) Invoice Workflow Approval
Verify
Timestamp
& sign final VAT in...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
11
(d) Email Gateway Mode
ADSS Server is being enhanced to offer an e...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
12
ADSS Server – Business Uses
• Add signatures to outgoing documents...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
13
Summary – use ADSS Server to
• Enhance trust in corporate document...
www.ascertia.com © Copyright 2001-2007 Ascertia Ltd.
14
Rod Crook
rod.crook@ascertia.com
+44 1256 895416
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Ascertia Invoice Signing (Jan08)

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  • 2006
  • Ascertia Invoice Signing (Jan08)

    1. 1. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. Adding Digital Signatures to e-Invoices and other e-business documents and workflows November 2007
    2. 2. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 2 Why Sign Business Documents? • Enhances trust in important documents / data • Prevents changes to documents / data • Meets legislative requirements • Enables legal acceptance of documents • Ensures traceability, audit and compliance • Ensures clear sign-off and approval • Substantially reduces print and delivery costs by enabling electronic delivery
    3. 3. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 3 Digital Signature Usage • Digital signatures have important properties: – They conclusively bind the originators identity to the data – The signers status can be confirmed as acceptable or not – They confirm when the document was signed – They confirm the document has not been changed – They show this is not an accidental / draft document – The originator cannot deny approving and sending it – They can be checked at a future date • Signatures should be verified before documents are accepted in receiving systems – To confirm all the points above • Documents should be notarised on receipt – To avoid disputes about content and time of receipt • Well proven standards-based interoperability
    4. 4. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 4 What are the benefits of signing e-invoices  Comply with the EU VAT directive and applicable local legislation  Safeguard corporate identity and documents  Mitigate the risk of fraud committed using a corporate identity  Be able to easily and effectively confirm the accuracy of invoices sent to any third party  Enable easy retrofitting of a security ‘signing’ server, that offers self contained management  Provides a significant ROI - Reducing costs such as paper, toner, enveloping & postage
    5. 5. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 5 E-Invoice Market Drivers • The EU VAT Directive requires: – Guaranteed authentication of origin – Guaranteed integrity of content – Guaranteed readability during the storage period • EU Digital Signature Directive ensures that digital signature can be enforced in a court and have equal weight as hand-signatures • National legislations also demand digital signatures – in some cases EU Qualified Signatures which have more stringent requirements
    6. 6. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 6 Key Business Advantages • Issues on originator identity are removed – The invoice is signed by an individual or corporate entity that can have its identity verified and current status validated • Dispute resolution costs are removed – The invoice is confirmed as an authentic, formal document – It has EU legal weight via a signature that can be verified • Electronic Invoices save a huge amount of money in paper, printing, enveloping and postage costs – An ROI can be produced within weeks!
    7. 7. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 7 Solution Features • The Ascertia ADSS Server can control – Which document types to sign – The appearance of the signatures – The location of the signatures – The legal entity signing – Which pages to sign • The recipient can use Adobe Reader to verify the digital signatures • In-bound processing systems can use ADSS Server to verify digital signatures • In-bound documents can be notarised/ timestamped
    8. 8. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 8 (a) Watched Folder mode ADSS Server can look in various folders and sign documents with varying profiles and selected signatures PDF, XML, File SIGN ADSS Signer ERP system output documents to sign / verify Signed Documents for sending
    9. 9. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 9 (b) Web Services Mode ADSS Server can be on the same server or a different server platform and sign any type of document or data PDF (or XML, File) Sign / timestamp Financial Application ADSS Server
    10. 10. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 10 (c) Invoice Workflow Approval Verify Timestamp & sign final VAT invoice Invoice Review Approve Sign internal workflow documents Review/ Release Verify Countersign internal documents Transmit ERP CRM ECM
    11. 11. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 11 (d) Email Gateway Mode ADSS Server is being enhanced to offer an email interface that can accept documents as email attachments, sign them and then send them on for one or more business legal entities + Optional notary archive Sign and optionally timestamp PDF, XML, File attachments Email Gateway ADSS Server
    12. 12. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 12 ADSS Server – Business Uses • Add signatures to outgoing documents/ data – Including timestamps and ETSI long-term signature formats • Used to notarise received documents and data – To avoid ‘you changed it’, ‘we sent it 5 days ago’ • Use when displaying documents to customers to ask them to sign / approve a final document – E.g. procurement, internal approval • Use to verify signed received documents – Does the signature verify, is it a trusted identity • A combination of the above!
    13. 13. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 13 Summary – use ADSS Server to • Enhance trust in corporate documents • Prevent changes to documents • Meet legislative requirements • Enable legal acceptance of documents • Ensure audit and compliance • Ensure clear sign-off and approval • Substantially reduces print and delivery costs • Secure internal documents and workflows • Secure external document / data interactions
    14. 14. www.ascertia.com © Copyright 2001-2007 Ascertia Ltd. 14 Rod Crook rod.crook@ascertia.com +44 1256 895416
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