Post on 28-Aug-2020
A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
PDF Days Europe 2018
Pdf Redaction
Kevin Willems Software developer @ iText Software
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
PDF Days Europe 2018
2 2
A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
What are we going to see
What is redaction
Why should you redact
What should you redact
Methods of redaction
When to redact
Getting redaction right
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
What is redaction?
Redaction is removing privileged, sensitve or protected information
from a document.
This is typically done before publishing,
distributing or archiving
documents.
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
What is redaction?
Ms. Cowley was shot by Mr. James on 4:11 pm.
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
Why should you redact?
• Reduce classification level
Secrecy protection
• Guarantee safety and anonymity • Secure sensative data • GDPR Compliance
Privacy protection
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
Why should you redact?
7
A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
Why should you redact?
8
A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
What should be redacted?
Employee and customer data
• Social Security numbers • Medical information • Names • Drivers license or
professional license numbers
• Individuals’ addresses, dates and months of birth,..
• Other unique identifiers
Company Data
• Financial documents and files
• Proprietary information and trade secrets
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
What should be redacted?
10
A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
Methods of redaction
Page location/region
Regular Expressions
Artificial Intelligence
Manual
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
Page location/region specific redaction
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
Redaction using regex
Social Security Numbers: xxx-xxx-xxxx Credit Card Numbers: xxxx xxxx xxxx xxxx or 3xxx xxxxxx xxxxx Email addresses: xxxx@xxxx.com/org/net/(other TLDs)
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
Artificial Intelligence
Face recognition
Semantic analysis
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
Manual Redaction
Try to avoid
When unavoidable:
follow a documented
process
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
When to redact
Upon acquisition
Prior to distribution
Once the ‘work’ is
done
Prior to archival
Prior to disposal
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A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
Getting it right!
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Determine your tools
Decide on what to redact
Decide on the method(s) you will use
Decide when the data should be redacted
Implement your redaction process
A PDF Association Presentation · © 2018 by PDF Association · www.pdfa.org
www.pdfa.org
2018-05-14
Kevin Willems, Software developer at iText Software BVBA
18
PDF Days Europe 2018
18
https://itextpdf.com/
iText Questions?
Redaction GDPR
compliance
workflow archive
Risk